Compaq iPAQ Internet Device manual

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176

Ir a la página of

Buen manual de instrucciones

Las leyes obligan al vendedor a entregarle al comprador, junto con el producto, el manual de instrucciones Compaq iPAQ Internet Device. La falta del manual o facilitar información incorrecta al consumidor constituyen una base de reclamación por no estar de acuerdo el producto con el contrato. Según la ley, está permitido adjuntar un manual de otra forma que no sea en papel, lo cual últimamente es bastante común y los fabricantes nos facilitan un manual gráfico, su versión electrónica Compaq iPAQ Internet Device o vídeos de instrucciones para usuarios. La condición es que tenga una forma legible y entendible.

¿Qué es un manual de instrucciones?

El nombre proviene de la palabra latina “instructio”, es decir, ordenar. Por lo tanto, en un manual Compaq iPAQ Internet Device se puede encontrar la descripción de las etapas de actuación. El propósito de un manual es enseñar, facilitar el encendido o el uso de un dispositivo o la realización de acciones concretas. Un manual de instrucciones también es una fuente de información acerca de un objeto o un servicio, es una pista.

Desafortunadamente pocos usuarios destinan su tiempo a leer manuales Compaq iPAQ Internet Device, sin embargo, un buen manual nos permite, no solo conocer una cantidad de funcionalidades adicionales del dispositivo comprado, sino también evitar la mayoría de fallos.

Entonces, ¿qué debe contener el manual de instrucciones perfecto?

Sobre todo, un manual de instrucciones Compaq iPAQ Internet Device debe contener:
- información acerca de las especificaciones técnicas del dispositivo Compaq iPAQ Internet Device
- nombre de fabricante y año de fabricación del dispositivo Compaq iPAQ Internet Device
- condiciones de uso, configuración y mantenimiento del dispositivo Compaq iPAQ Internet Device
- marcas de seguridad y certificados que confirmen su concordancia con determinadas normativas

¿Por qué no leemos los manuales de instrucciones?

Normalmente es por la falta de tiempo y seguridad acerca de las funcionalidades determinadas de los dispositivos comprados. Desafortunadamente la conexión y el encendido de Compaq iPAQ Internet Device no es suficiente. El manual de instrucciones siempre contiene una serie de indicaciones acerca de determinadas funcionalidades, normas de seguridad, consejos de mantenimiento (incluso qué productos usar), fallos eventuales de Compaq iPAQ Internet Device y maneras de solucionar los problemas que puedan ocurrir durante su uso. Al final, en un manual se pueden encontrar los detalles de servicio técnico Compaq en caso de que las soluciones propuestas no hayan funcionado. Actualmente gozan de éxito manuales de instrucciones en forma de animaciones interesantes o vídeo manuales que llegan al usuario mucho mejor que en forma de un folleto. Este tipo de manual ayuda a que el usuario vea el vídeo entero sin saltarse las especificaciones y las descripciones técnicas complicadas de Compaq iPAQ Internet Device, como se suele hacer teniendo una versión en papel.

¿Por qué vale la pena leer los manuales de instrucciones?

Sobre todo es en ellos donde encontraremos las respuestas acerca de la construcción, las posibilidades del dispositivo Compaq iPAQ Internet Device, el uso de determinados accesorios y una serie de informaciones que permiten aprovechar completamente sus funciones y comodidades.

Tras una compra exitosa de un equipo o un dispositivo, vale la pena dedicar un momento para familiarizarse con cada parte del manual Compaq iPAQ Internet Device. Actualmente se preparan y traducen con dedicación, para que no solo sean comprensibles para los usuarios, sino que también cumplan su función básica de información y ayuda.

Índice de manuales de instrucciones

  • Página 1

    Technical Refe renc e Guide For t he Compaq iPAQ Internet Device[...]

  • Página 2

    This har dc o py is d es igned to b e p lac ed into a s tandard 3-ring binde r. Pro v ide d b e lo w is a title blo ck that can b e c o pie d and cu t o ut and plac e d into the slip o r tape d o n to the ed ge o f the b inde r. iPA Q Internet Device TR G[...]

  • Página 3

    Reader Feedba ck Please fe el f ree to send an y questio ns, sugges tions, corr ec tions, or co mment s regar din g th i s do cume nt pleas e to the f o llo w in g email ad dres s: Desk t op. t r a i n in g. feed back @ Com p aq . com Whe n r es po n ding, ple ase state the title o f the ref erence d do cu me nt.[...]

  • Página 4

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 i NOT ICE The inf o rmation in th is do cume nt is s ub j ec t to c han ge w ithou t notic e . COMPAQ COMPU TE R CORPOR ATI ON SHAL L NOT BE LIABLE FOR TEC HNICAL OR EDIT ORIAL ERROR S OR OMISSIONS H EREI N; NOR FOR INC IDE NTAL OR CONSEQUENT IAL DAM[...]

  • Página 5

    Tech nical Refer ence Gu ide Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion –- Mar ch 2000 ii[...]

  • Página 6

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 iii TABLE O F CO NTEN TS CHAPTER 1 INTRO DUCTIO N ............................................................................................................. 1.1 AB OU T TH IS GU ID E ................................................................[...]

  • Página 7

    Tech nical Refer ence Gu ide Compaq iPAQ F amily of Internet Dev ice s F irst Edit ion – - Mar ch 2000 iv CHA PTE R 4 SYS TEM SU P PO RT......................................................................................................... 4.1 IN TRO DU CTI ON......................................................................................[...]

  • Página 8

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 v 5.7 U NIV ER SA L SE R IA L B U S I NTER FA CE ........................................................................... 5-2 2 5.7.1 U SB DA TA FO R MATS ............................................................................................[...]

  • Página 9

    Tech nical Refer ence Gu ide Compaq iPAQ F amily of Internet Dev ice s F irst Edit ion – - Mar ch 2000 vi CHA PTE R 8 BIOS R OM ....................................................................................................................... 8.1 IN TRO DU CTI ON................................................................................[...]

  • Página 10

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 vi i APPENDIX B ASCII CH ARACTE R SET ............................................................................................. B .1 IN TR ODU CTIO N.................................................................................................[...]

  • Página 11

    Tech nical Refer ence Gu ide Compaq iPAQ F amily of Internet Dev ice s F irst Edit ion – - Mar ch 2000 v iii LIST OF FIGURES F IGU RE 2 – 1 . C OMP AQ I PAQ I NTERNET D EV ICE WIT H M ONITOR ............................................................. 2-1 F IGU RE 2 – 2 . C OMP AQ I PAQ I NTERNET D EV ICE , F RONT V IE W ....................[...]

  • Página 12

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 ix F IGU RE C – 1 . K EYSTROKE P ROCESS ING E LEMENT S , B LOCK D IA GRAM ....................................................C -2 F IGU RE C – 2. PS/2 K EYBOARD -T O -S YS TEM T RA NSM ISS ION , T IMING D IAGRA M ................................[...]

  • Página 13

    Tech nical Refer ence Gu ide Compaq iPAQ F amily of Internet Dev ice s F irst Edit ion – - Mar ch 2000 x LIST O F TABLES T ABLE 1 – 1 . A CRONYM S A ND A BBREV IATIONS ....................................................................................... 1-3 T ABLE 2-1. F EA T URE D IFFERENCE M AT R IX .........................................[...]

  • Página 14

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 xi T ABLE 5 – 19. AC ’ 97 A UDI O C ONT RO LLER PCI C ONFIGURA TION R EGIST ERS ........................................ 5-3 0 T ABLE 5 – 20. AC ’ 97 A UDI O C ODEC C ONTROL R EG ISTERS ........................................................[...]

  • Página 15

    Tech nical Refer ence Gu ide Compaq iPAQ F amily of Internet Dev ice s F irst Edit ion – - Mar ch 2000 xii[...]

  • Página 16

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 1-1 Chapter 1 INTRODUCTION 1. Chap ter 1 INTRODUCT ION 1.1 ABOUT T HIS GUI DE This guid e p rov ides tec h n ical inf o rmation ab o ut the C o mpaq iP AQ Family o f Internet D ev ice s. This do cume nt in clu de s inf o rmation regarding s y ste [...]

  • Página 17

    Chapter 1 Introducti on Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion – M arch 2000 1-2 1 . 3 N O TA TI ON A L C O N V E N TI ON S 1.3.1 VA LUES H e xade c imal v alue s are indic ated b y a n ume rical o r alpha-n ume rical v alue f o llo w ed b y the le tter “ h. ” B inar y value s are indic ated b y a valu e o f o n es and ze[...]

  • Página 18

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 1-3 1.4 COMMON A CRONYMS AND A BBREVI ATIONS Tab le 1 -1 lis ts the acro ny ms and abb r ev iations u se d in this guid e. Table 1–1. Acro ny ms and Ab b rev iations Tab le 1- 1. Acr onyms and Abbreviat ions Acro nym/Ab breviat ion D escript ion[...]

  • Página 19

    Chapter 1 Introducti on Compaq iPAQ F amily of Internet Dev ice s F irst Edit ion – Marc h 2000 1-4 Tab le 1- 1. A crony ms and A bbreviat ions Continued Acro nym/Ab breviat ion D escript ion DIMM dual inline memory module DIN Deutc he Indus triN orm ( connec tor s tandard) DIP dual inline pack age DM A di rect m em ory a ccess DMI Des k top mana[...]

  • Página 20

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 1-5 Tab le 1- 1. A crony ms and A bbreviat ions Continued Acro nym/Ab breviat ion D escript ion lb pound LAN local ar ea networ k LCD liquid c ry s tal dis play LED light-emitting diode LIF low ins ert ion forc e (s oc ket ) LPC Low pin c ount LSI[...]

  • Página 21

    Chapter 1 Introducti on Compaq iPAQ F amily of Internet Dev ice s F irst Edit ion – Marc h 2000 1-6[...]

  • Página 22

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 1-7 Tab le 1- 1. A crony ms and A bbreviat ions Continued Acro nym/Ab breviat ion D escript ion SCS I sm all co mp ut e r syste m in te rfa ce SDR AM Sy nchr onous Dy namic RAM SEC Single Edge- Connec tor SEC AM sequential c olour avec memoir e (s[...]

  • Página 23

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 2-1 Chapter 2 SYST EM OVERVIEW 2. Cha pt er 2 SYSTEM O VERVIEW 2.1 INT RODUCT ION The Co mpaq iPA Q F amily o f Internet De vic e s pro vide s af f ordab le b usines s s o lutio ns w ith the focus on i n t er n et a ccess an d m a i n st r ea m p er[...]

  • Página 24

    Chapter 2 System Ove rview Compaq iPAQ F amily of Internet Dev ice s First Editio n – Marc h 2000 2-2 2.2 FEAT URES AND OPTIONS This se ctio n des crib e s the s tandard f eature s and av ailable o ptio ns. 2.2. 1 ST A NDARD FEATURES The f o llo w in g standard f e atures are av ailab le o n all mode ls: ♦ Ce leron or Pent ium III pr oc ess or [...]

  • Página 25

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 2-3 2.2.2 OPTIONS The f o llo w in g items ar e av ailable as o ptions fo r all mo de ls and may b e inc lude d in the s tandar d co n f iguratio n of so me mo dels : ♦ Sy st em Memor y : 32-MB DIMM ( n on- EC C) 64-MB DIMM (n on- ECC ) 128-MB DIM[...]

  • Página 26

    Chapter 2 System Ove rview Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 2-4 2.3 MECHANI CA L DESIGN The Co mpaq iPA Q I ntern et D e v ice use s a minito w e r fo r m fac tor f eatu rin g a smalle r fo otp rin t and reduc ed heig ht th an prev io us minitow ers, allo wing e asy f loo r o r des kto p po sitio ning. Com m o[...]

  • Página 27

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 2-5 2.3.1.2 Rear V iews Item D escript ion Item D escript ion 1 Audio line output 2 Audio line input 3 Network ac tivity LED indic ator 4 Network I/F jack 5 Networ k s peed LED indic ator 6 VGA monitor connec tor 7 Parallel I/F c onnec tor 8 Serial [...]

  • Página 28

    Chapter 2 System Ove rview Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 2-6 2.3 .2 CHASSIS LAYOUT Th e i n t er n a l a ssem bl i es a r e a cces si ble fr om t h e r i gh t s i de of t h e system u n i t . T h e r i gh t si de (ca r bon- color ed) cover is ea si l y r em ova ble a l l owin g qu i ck acces s t o th e DI M[...]

  • Página 29

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 2-7 2.3 .3 SYST EM BOARD LAYOUT S Th e Com p aq i PA Q In t er n et D evice u ses a F l exAT X -t ype (9 . 0 x 7 . 5 i n ch ) system boar d. T wo v ariations are av ailab le; a le gacy -light b o ard and a legac y -f r ee b o ard. Item D escript ion[...]

  • Página 30

    Chapter 2 System Ove rview Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 2-8 2.4 SYST EM ARCHI T ECT URE Th e Co mpaq iPAQ Int ern et Dev i ce fe atur es an In t el Cele r on or Pentium III pr oce sso r a n d th e 810e c h ipset. As indi cated in t he fo llow i n g table and sh ow n in Figur e 2-6, fo ur a r chit ec tur al[...]

  • Página 31

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 2-9 .................. Fi gu re 2 – 6. Co mpaq iP AQ Ar ch it ect u r e, Bl ock d i a gr am 82801 ICH Pri. IDE I/F USB I/F Power Supply 82802 FWH Sec. IDE I/F 33-MHz 32-Bit PCI Bus IDE Hard Dri ve 810e Chips et Hub Link Bus LPC47B 277 I/O Contr ol[...]

  • Página 32

    Chapter 2 System Ove rview Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 2-10 2.4 .1 PRO CESSORS The Co mpaq iPAQ f amily in cludes mode ls bas ed o n Celero n an d Pentium III proce sso rs. Th ese pro ce ss o rs are b ackw ar d-c o mpatib le w ith so f tw ar e w r itten f o r th e P e ntium II, Pe n tium MM X, Pentium Pr [...]

  • Página 33

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 2-11 2.4.1.3 Pr ocessor Upgr ading All models of the Compaq iPAQ use th e P GA370 zero-inserti on fo r ce (ZIF ) so cke t fo r pr oce sso r mo unting as sho w n in Fig ure 2- 7. R aising the L oc k/U n lo ck han dle o f the so cke t in th e v ertica[...]

  • Página 34

    Chapter 2 System Ove rview Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 2-12 2.4 .2 CHIPSET The Co mpaq iPAQ emplo y s the Intel 810e c h ipse t, w hich is des ign ed to co mpliment the pr ocessor a n d p r ovid e t h e cen t r a l p oin t for t h e sy st em ’ s data transactio n s. The c hipse t is c ompo se d o f a gr[...]

  • Página 35

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 2-13 2.4 .3 SUPPO RT CO MPONENT S Input /output functions not pr ov i ded b y th e chipset ar e ha n dled b y oth er support co mponent s. Some of t h ese com p on en t s al s o pr ovi de “ h ous ekeep i n g ” a n d va r i ou s ot h e r fu n ct [...]

  • Página 36

    Chapter 2 System Ove rview Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 2-14 2.4 .5 MASS ST OR AGE In a stan dar d configurat ion th e Compaq iPAQ s upports two m ass sto r age dev i ce s; one int ern al IDE h ar d dr i ve mount ed on th e r i gh t si de an d a r emov eable-m edia IDE device (CD-ROM, DVD, o r LS-120 Po we[...]

  • Página 37

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 2-15 2.4 .9 AUDIO SUBSYST EM Th e audio s ubsy stem f eatures an AC ’ 97 spe cif ication-based de sign a n d uses th e in tegra ted AC97 audio co ntrolle r of th e c hipse t and an AC ’ 97- comp l i a n t a u di o codec. Mi cr oph on e an d head[...]

  • Página 38

    Chapter 2 System Ove rview Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 2-16 Table 2-7. P h ysica l Sp eci fica t i on s Tab le 2- 7. Physic al Specif icat ions Param eter Standard M etric Height 11.80 in 29.97 cm Width 5.66 in 14.38 c m Depth 9.44 in 23.98 c m Weight 10.7 lb 4.8 kg Table 2-8. MultiB ay 24x CD-RO M Driv e[...]

  • Página 39

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 2-17 Table 2-9. MultiB ay 24x CD-RO M Driv e S pec ificatio n s Tab le 2- 9. MultiB ay 4x DV D-RO M Driv e Specif icat ions (SP # 161685-B21) Paramet er Measurement Interfac e Ty pe / P rotoc ol IDE / ATAP I Transfer Rate: Max. Sustained (off disk) [...]

  • Página 40

    Chapter 2 System Ove rview Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 2-18 This page is intentionally b lank.[...]

  • Página 41

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 3-1 Chapter 3 PRO CESSOR / M E M O RY S UBSYS TEM 3. Chap ter 3 P ROCESSO R/MEM ORY SU BSYS TEM 3.1 INT RODUCT ION This chapte r des c ribe s the proc ess o r/cac he me mo ry sub sy ste m of th e Co mpaq iPA Q I ntern et Dev i ce fe atur in g a Celer[...]

  • Página 42

    Chapter 3 Processor/Memory Subsystem Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 3-2 3.2 PROCESSO R Th e Co mpaq iPAQ is co nfigur ed as e ith er a Celeron-base d or Pentium III-base d sy stem. 3.2 .1 CEL ERON PROCESSOR Th e Ce leron pr oce sso r (Figur e 3-2) uses a dual -ALU CPU w ith bra n ch pr edictio n an d MMX s[...]

  • Página 43

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 3-3 3 .2 . 2 PE NT IU M III P R OC ESSO R Th e Pe nt ium III pr oce sso r ’ s architec ture ( Figu re 3- 3) inclu de s the s ame co r e f unctio nality as de sc ribe d prev io us ly fo r the Ce le ron proc ess o r but inc lude s a large r L2 c ache[...]

  • Página 44

    Chapter 3 Processor/Memory Subsystem Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 3-4 3.2 .3 PRO CESSOR UPGRADING All un its use the PGA370 Z IF mo un tin g soc ket an d shi p w ith eith er a Celeron 500E or a Pent ium III 500E in stal led. To replace the proce sso r, use the f ollo w in g pr oc edure: 1. Power down t h[...]

  • Página 45

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 3-5 3.3 MEMORY SUBSYST EM Th e 810e chipset supports PC100 SDR AM fo r sy stem memo ry . T he memory in terface co nsists of a 64-bit data bus o perat in g at 100 MHz prov idin g a m axim um th r oughput r a te o f 800 M B/s. The sy stem bo a r d pro[...]

  • Página 46

    Chapter 3 Processor/Memory Subsystem Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 3-6 The S PD addres s map is s how n b elo w . Table 3 – 3. SPD Addr ess Ma p (SDRAM DIMM) Tab le 3- 3. SPD Addre ss Map (SDR AM DIMM) Byte Descript ion Not es Byte Descri ption No tes 0 No. of Bytes Written Into EEPROM [1] 2 7 Min. Row [...]

  • Página 47

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 3-7 Figure 3-4 show s th e sy stem memo ry map. NOTE: All loc ations in memory are c ac heable. B ase memor y is alw ay s mapped t o DR AM. The nex t 128 K B fix ed memory area c an, thr ough the north br idge, be mapped to DR AM or to PC I s pace. G[...]

  • Página 48

    Chapter 3 Processor/Memory Subsystem Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 3-8 3.4 SUBSYST EM CONF IGURA T ION Th e 82810e -DC100 GMCH compo nen t pr ov ides the co n figur ati on function fo r th e pro ce ss o r/memo r y sub sy s tem. Tab le 3- 4 lists the c o nfig uration regis te rs use d fo r se tting and che[...]

  • Página 49

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 4-1 Chapter 4 SYST EM SUPPOR T 4. Chapter 4 SYSTE M SUPP ORT 4.1 INT RODUCT ION Th is chapt er co ve rs subj ec ts dealin g with basic sy stem arch itecture an d support functions. Topics cover ed a r e: ♦ PCI bu s over vi ew ( 4 . 2 ) pa ge 4 - 2[...]

  • Página 50

    Chapter 4 System Support Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 4-2 4.2 PCI BUS OVERVIEW NOTE: This se c tio n des crib e s the P CI b us in ge neral an d highligh ts b us imple mentatio n in th is particu lar sy ste m. Fo r detaile d in f o rmation regarding PCI b us o pe ration, ref e r to the PC I Loca l Bus S [...]

  • Página 51

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 4-3 4.2. 1 PCI BUS T RANSACTIONS The P CI b us c ons ists o f a 3 2-b it path (AD3 1-00 lines) that use s a multip lex ed sc heme f o r han dling b o th addres s and data transf ers. A b us tran sac tio n co n sists o f an addres s c y cle an d o ne[...]

  • Página 52

    Chapter 4 System Support Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 4-4 Figure 4-2 show s how th e lo adin g of 0CF8h r esults in a Ty pe 0 co n figura tion cy cle on th e PCI b us . The De vic e Numb er (b its <1 5..11 > de termines w hich o ne o f the A D3 1..11 lines is to b e ass e rted high f o r th e I DS [...]

  • Página 53

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 4-5 Not requir ed The reg iste r in de x (CF 8h, b its <7..2 >) ide ntifie s the 32- bit lo catio n w ithin the c o nfigu ration spa ce of t h e PC I devi ce t o be accessed . Al l P CI devi ces ca n con t ai n up t o 256 b y t es o f co n f i[...]

  • Página 54

    Chapter 4 System Support Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 4-6 4.2 .2 PCI I NT ERRUPT MAPPING Th e PCI b us pr ov ides f or four in terr upt signa ls; INTA-, INTB-, INTC-, an d INTD-. T h ese si g n a l s m a y be g en er a t e d by on - boa r d P C I d evi c es or by de vi ce s i n s t a l l ed i n t h e PC [...]

  • Página 55

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 4-7 4.2.5 PCI CONFIGURA T ION PC I b us o pe rations, e sp ec ially thos e that in vo lve ISA b us interac tio n, r equ ire the c o nfig uration o f ce r tain par amete r s s uc h as PCI IR Q ro uting, DM A chann el c onf iguratio n, RTC co n trol, [...]

  • Página 56

    Chapter 4 System Support Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 4-8 4.3 AGP BUS OVERVIEW NOTE: This se ctio n prov ide s a brie f o v erv ie w o f AG P b us o peratio n. Fo r a de tailed de sc r iptio n of AGP b us o peratio n s ref er to the AGP Interface S pecification av ailabl e at the f o llo w in g AG P f or[...]

  • Página 57

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 4-9 4.3.1.1 Data Requ est R eq ue sting data is ac co mplished in o n e o f tw o w ay s; eithe r multiplex ed addres sing (u sing the AD lines f or addre ss ing/data) o r demu ltiple xed ( “ sid eban d ” ) a ddr essin g ( usi n g t h e SBA lin e[...]

  • Página 58

    Chapter 4 System Support Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 4-10 A GP 2X Trans fers Du rin g AG P 2 X transf ers, c loc king is b asic ally the same as in 1X transf ers e xce pt that the 66 - MH z CLK s ignal is us ed to qualif y o nly th e c o ntr o l sig nals. The data b y tes are latc hed b y an additio n a[...]

  • Página 59

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 4-11 4.3.2 AGP CONFIGURA T ION AG P b us o peratio ns require the c o nfig uration o f c ertain paramete rs invo lving s y ste m memo r y acces s by t h e AG P g r a p h i cs a d a pt er . T h e AG P bus in t er fa ce i s con fi gu r ed a s a PC I d[...]

  • Página 60

    Chapter 4 System Support Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 4-12 4.4 INT ERRUPT S The mic rop roc es so r us es tw o ty pe s o f interrupts; mas kab le and nonmask ab le. A maskab le interrupt can b e enab le d o r disab led w ithin th e mic r op roc e ss o r by the us e o f the ST I and CL I instructio n s. A[...]

  • Página 61

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 4-13 Table 4-5. Maskab le Inte rr upt Prio rities and Ass ignments Tab le 4- 5. Mask able Int errupt Pr iorit ies and As signment s Priority Signal Label Sour ce (Typical) Notes 1 IRQ 0 Interv al timer 1, c ounter 0 2 IRQ 1 PS/2 K eyboar d [1] 3 IRQ[...]

  • Página 62

    Chapter 4 System Support Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 4-14 4.4.2 NON-MASKA BL E INT ERRUPT S No n -mask able in terrupts c an n o t b e mas ke d (inhibite d) w ithin the mic ropro c es so r itse lf b ut may b e mas kab le b y so ftw ar e u sing lo gic e xte rn al to the mic ropro c es so r . There are tw[...]

  • Página 63

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 4-15 4.4.2.2 SM I - Generation The S MI- (Sy ste m Manageme nt Interrupt) is ty pic ally us ed f o r pow er manageme n t fu nctio ns. Whe n po w er manage ment is e n able d, in activ ity time rs are mo nitore d. W hen a timer times o ut, SM I- is a[...]

  • Página 64

    Chapter 4 System Support Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 4-16 4 . 5 I NTE R V A L TI M E R The interval time r generates puls e s at so ftw ar e (programmab le) interv als. A 8254-c ompatib le timer is integrated in to the 82801 co mponent. Th e time r func tion prov ides thr ee co un ters, the f unctio n s[...]

  • Página 65

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 4-17 4.7 REAL-T IME CLOCK A ND CONFIGURATION MEM ORY The R e al-time clo ck ( R TC) and c o nfigu ration memo r y (also r ef e rr ed to as “ CMOS ” ) f unc tio ns ar e prov ided b y t h e 82801 ICH compo nen t an d is MC146818-co mpat ible. As s[...]

  • Página 66

    Chapter 4 System Support Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 4-18 Tab le 4 -10 lis ts the mapping o f the c o nfig uration me mo ry . Table 4-10. Conf iguratio n Me mo ry (CMO S) M ap Tab le 4- 10. Con figuratio n Memory (C MOS) Map Location Function Location Function 00-0Dh Real- time c loc k 24h Sys tem board[...]

  • Página 67

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 4-19 RTC Control Re gi ste r A, B y te 0 Ah Bit Function 7 Update in P rogres s . R ead only. 0 = Time update will not oc c ur before 2444 us 1 = Time update will oc c ur within 2444 us 6..4 D iv ider Chain C ontrol. R/W. 00x = O s cillator disabled[...]

  • Página 68

    Chapter 4 System Support Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 4-20 Co nfigu ration Byte 0Eh, Diagnostic Statu s Default V alue = 00h This b y te c o ntains diagno stic st atus d ata. Configurat ion B yte 0Fh, Syste m Rese t Code Default V alue = 00h This b y te c o ntains the sy s tem re se t c o de . Configurat[...]

  • Página 69

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 4-21 Configurat ion B yte 13 h, Se c urity Fu nct ions Default V alue = 00h Bit Function 7 Res erv ed 6 Quic k Blank Enable A fter S tandby : 0 = Dis able 1 = Enable 5 Adminis trat or Pas s wor d: 0 = Not pres ent 1 = Pres ent 4 Res erv ed 3 Dis k e[...]

  • Página 70

    Chapter 4 System Support Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 4-22 Co nfigu ratio n Bytes 19 h-1 Ch , Hard Driv e Types B y te 19 h co n tains the har d driv e ty pe f or driv e 1 o f the primary co ntr o ller if by te 1 2h b its <7..4 > hold 1111b. B y t e 1Ah co nt ain s th e h ar d dr ive ty pe f o r dr[...]

  • Página 71

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 4-23 Co nfigu ratio n Byt e 26h , Au xilia ry P eriph eral Co nfigu ratio n Default V alue = 00h Bit Function 7,6 I/O D elay Select 00 = 420 ns ( default) 01 = 300 ns 10 = 2600 ns 11 = 540 ns 5 Alter native A 20 Sw itching 0 = Dis able port 92 mode [...]

  • Página 72

    Chapter 4 System Support Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 4-24 Co nfigu ratio n Byt e 29h , Miscellan eo u s Co nfigu ratio n D ata Default V alue = 00h Bit Function 7..5 Reserv ed 4 Primar y Hard D riv e Enable ( Non-P CI I DE C ontroller s) 0 = Dis able 1 = Enable 3..0 Reserv ed Co nfigu ratio n Byte 2Ah ,[...]

  • Página 73

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 4-25 Configurat ion B yte 2Dh, Addi ti onal Fla gs Default V alue = 00h Bit Function 7..5 Reserv ed 4 Memory Tes t 0 = Tes t memory on power up only 1 = Tes t memory on war m boot 3 PO ST Er ror H andling (B IOS Defined) 0 = Di spl a y “ Pres s F1[...]

  • Página 74

    Chapter 4 System Support Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 4-26 Co nfigu ration Byte 35h, APM Statu s F lags Default V alue = 11h Bit Function 7..6 P ower Cons erv ation St ate: 00 = Ready 01 = Standby 10 = Sus pend 11 = Off 5,4 Res erv ed 3 32-bit C onnect ion: 0 = Dis c onnected, 1 = Connec ted 2 16-bit C o[...]

  • Página 75

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 4-27 4.8 SYST EM MANA GEMENT This se ctio n des c ribe s f unctio ns hav ing to d o w ith se cu rity , pow er manageme n t, tempe r ature, and o v e ral l s tat us . The se f unc tio ns a re handl e d b y hard w are and f irm w are ( B IO S ) and ge[...]

  • Página 76

    Chapter 4 System Support Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 4-28 4.8.1.2 Driv eLock Passwords Th is sy stem supports th e Drive Lo ck se curity fe atur e f or a compatible har d dr ive in stal led in th e Mu ltib ay . Drive Lo c k, w hen e nable d, pre v ents u nauthorized a cc es s to har d dr ive data by req[...]

  • Página 77

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rc h 2000 4-29 4.9 SYST EM I/O MAP Table 4-20 lists the fixe d addr esse s o f the input /output (I/O) ports. Table 4-11. System I/ O Map Tab le 4- 20. Syste m I/O Ma p I/O Port Function 0000..000Fh D MA Cont roller 1 0020..0021h Interr upt Cont roller 1 0040[...]

  • Página 78

    Chapter 4 System Support Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 4-30 This page is intentionally b lank.[...]

  • Página 79

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 5-1 Chapter 5 I NP U T/ O UTP UT I N TE RF A CE S 5. Chap ter 5 INP UT/OUTPUT INTERFACES 5.1 INT RODUCT ION Th is chapt er desc r ibe s th e standa rd (i .e., sy stem bo a r d) in terfaces th at pr ov ide in put an d output (I/O ) po r ting of data a[...]

  • Página 80

    Chapter 5 Input/Output Interfac es 5-2 Compaq iPAQ F amily of Internet Dev ice s First Editio n – Marc h 2000 H ard driv es ty pe s no t f o und in th e R OM ’ s paramete r table ar e auto matically c onf igured as to (s o f t)ty pe b y DOS as f ollo w s: Prim ar y co n t r oller: dr ive 0, ty pe 65; dr ive 1, t y pe 66 Sec o n dar y co n t rol[...]

  • Página 81

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 5-3 5.2. 2 IDE CONNECT OR Th i s system u ses a st a n da r d 4 0- p in con n ect or for t h e pr im a r y ID E d evi ce an d con n ect s ( via a cab le) to the har d driv e installe d in th e right side driv e b ay . No te that so me s ignals are re[...]

  • Página 82

    Chapter 5 Input/Output Interfac es 5-4 Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 The s y stem b oard inc lude s a 5 0-pin c o nn ec to r fo r the se co ndary ID E drive th at is installe d in the Mu ltiB ay mounting po sition o n th e le ft s ide o f the c hassis . This interfac e includ es po we r and audio signals. T[...]

  • Página 83

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 5-5 5 . 4 SE R IAL IN T E R F AC E The le gac y -light mod els includ e a s e rial in terf ace to transmit and r ecei ve a synch r on ous ser ia l data with extern al devic es. Th e se ri al i nt erface function is pr ov i ded b y th e LPC47B 277 I/ [...]

  • Página 84

    Chapter 5 Input/Output Interfac es 5-6 Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 5.4 .2 SERIA L T EST INT ERF ACE Lega cy-fr ee system s d o n ot p r ovide a n ext er n a l l y acces si bl e ser i a l p or t but d o in clu d e a s er i a l heade r co n nec to r on the sy ste m b o ard to satis f y so me the requ ireme [...]

  • Página 85

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 5-7 Table 5 – 7 . S e rial I nte rf ac e C o ntro l R e gi s te rs Tab le 5- 7. Serial I nter fac e Contr ol Regist ers COM1 Addr. COM2 Addr. Register R/W 3F8h 2F8h Rec eiv e Data B uffer Transmit Data Buffer Baud Rate D iv is or Regis ter 0 (when [...]

  • Página 86

    Chapter 5 Input/Output Interfac es 5-8 Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 5.5 P A RA LLEL IN TERFA CE The le gac y -light mod els includ e a p arallel interf ace fo r co n n ec tion to a pe riph eral de v ic e that has a co mpatib le inte rfac e , th e mo st c o mmo n be ing a prin ter. The parallel inte rfac e [...]

  • Página 87

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 5-9 5.5. 2 ENHA NCED PA RALLEL PORT MODE In Enh anced Paralle l Po r t (EPP ) mo de, incre ase d data transf ers are po ssib le (u p to 2 M B /s) d ue t o a h a r d war e pr ot oc ol t h a t p r ovi d es a u t om a t i c a dd r es s a n d s t r obe g[...]

  • Página 88

    Chapter 5 Input/Output Interfac es 5-10 Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 5.5 .4 PA RALLEL INT ERFACE PROGRAMM ING Pro gramming th e p arallel interf ace co nsists o f co n f iguratio n, whic h ty pic ally oc curs du rin g PO ST, and c o ntrol, w h ich o c cu rs during runtime. 5.5.4.1 Parallel I nter face Conf[...]

  • Página 89

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 5-11 5.5.4.2 Parallel I nter face Control The B IO S f un ctio n INT 1 7 pro v ide s s implif ied co n trol o f the p arallel interf ace . B asic func tions su ch as initializatio n, characte r pr intin g, and prin ter st atus are prov ide b y sub f [...]

  • Página 90

    Chapter 5 Input/Output Interfac es 5-12 Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 Sta tus R egis te r, I/O Por t 379h, Read O nl y This regis te r co ntains the c urr ent printer status . R e ading this regis te r cle ars the interrupt co n ditio n of th e p arallel po r t. Bit Function 7 Print er Bus y (if 0) 6 Print [...]

  • Página 91

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 5-13 FIFO Re giste r, I/O P ort 7 F8h ( ECP Mode Only ) While in ECP/f orw ard mo de , this lo catio n is us ed f o r filling the 16-b y te FI FO w ith data b y tes . Read s h ave n o effect ( ex cept wh en used i n T est m od e). Wh il e i n EC P/ b[...]

  • Página 92

    Chapter 5 Input/Output Interfac es 5-14 Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 5.5. 5 PA RA LL EL INT ERFACE CONNECT OR Figure 5-5 an d Ta ble 5-10 show th e c onn ec tor an d pi n out o f th e par allel in t erface co nn ecto r . No te th at some s ign als ar e r ede fined depe ndi n g on th e po r t ’ s o pe rat[...]

  • Página 93

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 5-15 5.6 KEYBOARD/POI NT ING DEVI CE INTERF ACE The le gac y -light mod els includ e P S/2 -ty pe ke y bo ar d/po inting dev ice interfac es f or the c o nn ec tion of a stan dar d enh a n ce d key bo a r d an d a m ous e. (Le gacy -free mo dels use [...]

  • Página 94

    Chapter 5 Input/Output Interfac es 5-16 Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 Contr ol o f the data an d clock s ign als is sh ar ed b y t h e 8042and t he key bo ar d depe n din g on th e o riginator o f the tran sf erred data. N o te that th e c lo c k sig nal is alw ay s g ene rated b y the ke y b o ard. After t[...]

  • Página 95

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 5-17 5.6 .2 POINT ING DEVICE I NT ERF ACE OPERATION The po in ting dev ice (ty pic ally a mo use ) co nnec ts to a 6-pin DIN -ty pe co n nec to r th at is ide ntical to t h e keyb oar d con n ect or both ph y si ca ll y an d el ect r i ca l l y. T h [...]

  • Página 96

    Chapter 5 Input/Output Interfac es 5-18 Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 5.6.3.2 8042 Contr ol The B IOS f unctio n INT 16 is ty pic ally use d f or co n trolling interac tio n with the ke y b o ard. Sub - f unctio n s o f IN T 16 c onduc t th e b asic ro utine s o f handlin g ke y b o ard data (i.e ., transla[...]

  • Página 97

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 5-19 Table 5-13 lists the co mma nds th a t can be se n t to th e 8042 b y th e CPU . Th e 8042 use s IRQ 1 fo r gaining th e atte ntion o f the CP U . Tab le 5 – 13. CPU Comman ds To The 8042 Tab le 5- 13. CPU Comm ands To T he 8042 Value C ommand[...]

  • Página 98

    Chapter 5 Input/Output Interfac es 5-20 Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 Tab le 5- 13. CP U Commands To T he 8042 (Cont inued) Value C ommand D escrip tion C0h Read input port of the 8042. This c ommand direc ts the 8042 to tr ansf er the c ontents of the input por t to the output buff er s o that they c an be[...]

  • Página 99

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 5-21 5.6. 4 KEYBOARD/POINTING DEVICE I NT ERFACE CONNECT OR Th e legacy -l igh t m ode l pr ov i des s epara te PS/2 c onn ec tors fo r t he key bo ar d an d point in g dev ice. Both con n ect or s a r e id en ti ca l both ph y si ca l ly an d el ect[...]

  • Página 100

    Chapter 5 Input/Output Interfac es 5-22 Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 5.7 UNIVERSAL SERIA L BUS INT ERFACE The U n iv ersal S erial B us (U SB ) interf ace pr o v ide s as y n chrono us /iso chronou s d ata tran sf e rs o f up to 12 M b /s w ith co mpatib le pe ripherals s uc h as ke y bo ar ds , prin ters,[...]

  • Página 101

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 5-23 Th e U SB tra n smissions co n sist of packets us in g one o f f our t y pes o f f o r mats (Figur e 5-9) th at i n cl u d e t wo or m or e of s even fi el d t y p es . ♦ Sy n c Fi eld – 8 -bi t fi eld t h a t s ta r t s ever y pack et a n d[...]

  • Página 102

    Chapter 5 Input/Output Interfac es 5-24 Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 5.7.2 USB PROGRAMM ING Pro gramming th e U SB in terf ace co nsists o f co n f iguratio n, whic h ty pic ally o cc ur s du rin g PO ST, and co n trol, w hich oc curs at runtime. 5.7.2.1 USB Configu ration Th e U SB int erface functions as[...]

  • Página 103

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 5-25 5.7.3 USB CONNECT OR Th e USB in ter face p r ovi des t wo ser i es- A con n ect or s on t h e fr on t p a n el a n d , on l eg a cy -fr ee mod el s, t h r ee ser ies -A USB con n ect or s on t h e r ea r p a n el . Figu re 5-10. Un i ver s a l [...]

  • Página 104

    Chapter 5 Input/Output Interfac es 5-26 Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 5.8 AUDI O SUBSYST EM A P CI au dio su b sy ste m is integrated o nto the s y ste m b o ard o f the Co mpaq iPA Q. Imp le menting AC ’ 97 de sign guide lin es , the audio sub sy ste m is d es igned to prov ide o ptimum s o und. Ke y fe [...]

  • Página 105

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 5-27 Figu re 5-11. Audio Sub sy stem F un ctio n al B lo ck Diagram Le gacy be ep audio o rigi n ates f r om the 82801 ICH an d is appl ied to the o utput a mplifier, by pa ssing t h e audio c o dec so that basic suppo rt of b eep c ode s produce d d[...]

  • Página 106

    Chapter 5 Input/Output Interfac es 5-28 Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 5.8.2 A C97 AUDI O CONT ROLL ER The AC 97 A udio Co ntr olle r is a PC I de v ic e ( de v ice 31/f unctio n 5) that is integrate d into the 82801 ICH co mponent a n d suppo rt s th e f o llow in g functions: ♦ Read/ wr i t e a ccess t o[...]

  • Página 107

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 5-29 5.8.4 AUDI O CODEC Th e audio c ode c prov i des pulse co de modulation (PCM) co din g an d deco di n g of a udio info r matio n as w e ll as the s e lec tion and/or mixing o f analo g c han n els . As sho wn in Figure 5-13 , an a l og a ud i o [...]

  • Página 108

    Chapter 5 Input/Output Interfac es 5-30 Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 5.8.5 A UDIO PROGRA MMI NG Aud io sub sy ste m pro grammin g c o nsists co n f iguratio n, ty pic ally acc o mplis hed du rin g PO ST, and co ntr ol, w hich oc curs du rin g runtime. The re giste r maps are de sc ribe d in the f ollo w in[...]

  • Página 109

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 5-31 5.8 .6 AUDIO SPECIFI CAT IONS The sp ec ific atio ns o f the aud io sub sy ste m are liste d in Tab le 5 -21. Tab le 5 – 21. A udio Sub sy ste m Spe cif ic atio ns Tab le 5- 21. Audio Subsystem Spe cification s Paramemt er Measuremen t Samplin[...]

  • Página 110

    Chapter 5 Input/Output Interfac es 5-32 Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 5.9 NET WORK INT ERFACE CONTROL L ER The Co mpaq iPA Q incl ude s a ne tw o rk interfac e co n trolle r (NIC ) res ide nt on the s y stem bo ard. Th e NIC (F igur e 5-14) in cludes th e 82559 co n t r oller, two LED indicators, an d suppo[...]

  • Página 111

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 5-33 NOTE: Fo r the W OL and AO L f eature s to func tio n as de sc r ibe d in the f ollo wing paragr aph s, the sy stem unit must b e plugged into a liv e AC o utlet. Co ntr olling un it po we r thr ou gh a sw itchable pow er st rip w ill, w ith th [...]

  • Página 112

    Chapter 5 Input/Output Interfac es 5-34 Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 5.9. 3 POWER M ANA GEMENT SUPPORT Th e 82559 c ontr oller fe atur es Wired-f or-Man agement (WfM ) suppo r t pr ov idin g sy stem wake up from netw ork ev ents (WOL ) as w ell as generat in g sy stem stat us mess ages (AO L) and supports [...]

  • Página 113

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 5-35 5.9.4 NIC PROGRA MMI NG Prog r ammin g the 82559 NIC c o nt rolle r consis ts o f co n figuration, w hich occ ur s durin g POST, and co n trol, w hich oc curs at runtime. 5.9.4.1 Configu ration Th e 82559 c ontr oller is a PCI dev ice and config[...]

  • Página 114

    Chapter 5 Input/Output Interfac es 5-36 Compaq iPAQ F amily of Internet Dev ice s First Editio n – March 2000 5.9.4.3 RJ-45 Con nector Fi gu r e 5 - 15 sh ow s t h e RJ- 4 5 con n ect or us ed for t h e NIC i n t er face. T h is con n ect or in cl ud es t h e tw o s tatus L EDs as part o f the c o nn ec tor ass emb ly . Figu re 5-15. E t h er n e[...]

  • Página 115

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 6-1 Chapter 6 GRA P HI CS SUBS YS TEM 6. Chapter 6 Gr aphics S ubsy stem 6.1 INT RODUCT ION This c hapter de sc ribe s the graphics sub sy ste m o f the Co mpaq iPA Q I nternet De v ic e. The 82810e/DC-100 GM CH co mponent i n tegra tes the equiv [...]

  • Página 116

    Chapter 6 Graphics Subsystem Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 6-2 6.2 F UNCT IONA L DESCRIPT ION Th e Intel 810e chipset in tegra tes the equiv alen t of an Int el i740 gr aph ics co n t roller i n to the GMCH compo nen t (Figur e 6-1). Figu re 6-1. Gr aph i cs S ubs y stem Blo ck diagr am The Inte l graphic[...]

  • Página 117

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 6-3 Monitor Connec tor Figu re 6-2. 82810e/DC-100 In tegra ted Graph i cs Co n tr oller Th e In t el gr ap h ics con t r ol l er i n clu d es sp eci al en h a n cemen t s for 2D oper at i on s . Moti on co mpensa tion lo gic is include d to imp ro[...]

  • Página 118

    Chapter 6 Graphics Subsystem Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 6-4 6.3 DISPLAY MODES Th e Intel gr aph i cs c o n tr oller supports th e f ollo w in g 2D display mode s: Table 6-1. Int el Graph ics Display Mo des Tab le 6- 1. Int el 2D Gr aphics Dis play Modes Reso lution Bits per pi xel Color Dep th Refres h[...]

  • Página 119

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 6-5 6.5 PROGRA MMI NG 6.5.1 CONF IGURA T ION The graphics su b sy ste m wo r ks o ff th e A GP b us and is c o nfigu red throug h PCI c onf iguratio n space r egisters using PCI pr oto co l . T hese registers (Table 6-3) are co nfigur ed b y BIOS [...]

  • Página 120

    Chapter 6 Graphics Subsystem Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 6-6 6.6 MONI T OR POWER MANA GEME NT CONT ROL This co ntr olle r prov ides monito r po w er c o ntr o l fo r mo nitors that c onf o rm to the VES A dis play pow er m an agement sign a lin g (DPMS) proto co l. Th i s protoc o l defines dif fe ren t[...]

  • Página 121

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 7-1 Drives 110/220 VAC 110/220 VAC Select SW Chapter 7 POW ER and SIG NA L DIS TRIBUTION 7. Chap ter 7 POWER SUPPL Y AND DISTRIBUT ION 7.1 INT RODUCT ION Th is chapt er desc r ibe s th e po w er supply an d method of gen eral pow er a n d signa l [...]

  • Página 122

    Chapter 7 Pow er and Signal Distribution Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 7-2 7.2 .1 PO WER SUPPLY ASSEMBLY Th e po w er supply asse mbly is co n tai n ed in a singl e unit th at fe atur es a se lectab le in put vo ltage: 90-132 VAC and 180-264 VAC. Th e sy stem uses a 90-watt supply w ith spec ifications li[...]

  • Página 123

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 7-3 7.2.2 POWER CONT ROL Th e po w er supply asse mbly is co n tr olled digitall y by t he PS On sign al (Figur e 7-1). When PS On is asserted, th e Po w er Supply Assemb ly is activated and al l vo ltage outputs are pr oduc ed. When PS On is de-a[...]

  • Página 124

    Chapter 7 Pow er and Signal Distribution Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 7-4 7.3 POWER DISTRIBUT ION 7.3.1 3.3/5/12 VDC DI STRIB UT ION The po w er supply asse mbly in clude s a multi-c o nn ec tor cab le ass emb ly that r oute s +3.3 V DC, +5 VD C, -5 VD C, +12 VC, and -1 2 V DC to th e sy ste m bo ar d as[...]

  • Página 125

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 7-5 7.4 SIGNAL DISTRIBUT ION Fig ures 7-4 s how s ge n eral signal dis tribu tio n be tw ee n th e main sub asse mblie s o f the sy ste m un it. NOTE: [1] On legac y -light models, PS/2- ty pe connec tor . On legac y -f ree models , US B c onnect [...]

  • Página 126

    Chapter 7 Pow er and Signal Distribution Compaq iPAQ F amily of Internet Dev ice s F ir st E dit ion - Mar ch 2000 7-6 Fi gu re 7 – 4 . H ead er P inou ts CD Audio Header P7 1 Ground 3 Ground 4 Audio (r ight channel) 2 Audio (left channel) Carrier Detec t 1 TX Data 3 Data Ter minal Ready 4 Ground 5 RX Data 2 6 Data Set Ready 8 Clear t o Send 9 Ri[...]

  • Página 127

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 8-1 Chapter 8 BIOS ROM 8. Chapter 8 BIOS ROM 8.1 INT RODUCT ION Th e Co mpaq iPAQ Int ern et Dev i ce uses Co m paq BIOS firmware loaded into th e 82802 FW H comp on en t . T h e BIOS ROM i n cl u des s uch fun cti on s a s Power -O n Sel f T est ( P[...]

  • Página 128

    Chapter 8 BIOS ROM Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 8-2 8.2 DESKT OP MANA G EMENT SUPPORT De sk to p M anageme nt deals w ith issu es o f se curity , identif ic atio n, an d sy stem manage me nt functions. Des ktop Management is pr ov i ded b y BIOS INT 15 functions listed Table 8-1. Table 8-1. De sktop M an ag[...]

  • Página 129

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 8-3 To suppo rt Window s NT an additional table to the B IOS 32 table has b ee n def in ed to co ntain 32- b it po inters f or the D DC and S IT lo c atio ns. The W indow s N T ex tensio n tab le is as fo llow s: ; Ex tens ion to BIO S S ERV ICE dire[...]

  • Página 130

    Chapter 8 BIOS ROM Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 8-4 8.2 .1 SYST EM ID Th e INT 15, AX=E800h BIO S f un ction can be us ed to ident ify th e ty pe of sy stem. Th is function w ill retu rn th e s y ste m ID in th e B X regi ste r. System R OM T ype PnP ID System I D Compaq iPA Q 686J 1 CPQ B1A0 0630h 8.2 .2 S[...]

  • Página 131

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 8-5 8.2 .3 EDID RET RIEVE Th e B IOS f unction INT 15, AX=E813h i s a tr i-m odal call th at r etr ieve s the VESA e xtended display ident ification data (E DID). Two subf unctions ar e pr ov i ded: AX=E813h BH =00h r etri ev es th e EDID info rm ati[...]

  • Página 132

    Chapter 8 BIOS ROM Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 8-6 8.2 .5 SYST EM MAP RETRIEVAL The B IOS fu n ctio n INT 15, AX=E820h w ill return bas e me mo ry and ISA/PCI me mo ry co ntiguo us w ith bas e me mory as normal me mo ry ranges . This real mo de c all w ill indicate chips e t-de f ined ad dres s ho les that[...]

  • Página 133

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 8-7 8.2.6 F LASH ROM FUNCT IONS Th e sy stem B IOS may be upgraded b y f lash in g th e RO M using t h e INT 15, AX=E822h BIOS in t er fa ce, wh i ch i n clu d es t h e n ecessa r y subfun ct ion s. An upgrade utility is prov ided o n a ROMPAQ disket[...]

  • Página 134

    Chapter 8 BIOS ROM Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 8-8 8.2 .8 ACCESSING CMOS Configurati on memory data can be r etrieve d w ith th e BIO S call INT 15, AX=E823h . Th is tr i- mo dal f unctio n r etriev es a spe c if ic b y te f rom the CMO S map de sc ribe d in Chapte r 4. Th e f unctio n is de scrib e d as f[...]

  • Página 135

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 8-9 Table 8-2. CMOS Feature Bits Tab le 8- 2. CMOS Fea ture Bi ts CX Function Defau lt Value Defau lt Setting CX Function Defau lt Value Defau lt Setting 0000h PCI 2.1 Mode E nable 01h Yes 0025h As s et Tag [1] [1] 0001h Eras e Eaz e Ky bd 03h I gn. [...]

  • Página 136

    Chapter 8 BIOS ROM Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 8-10 8.2. 10 SECURIT Y FUNCT IONS Th e INT 15 AX=E846h BIOS function is used to co nt rol various se curit y features o f the sy stem. This f unctio n may be issue d by a r emo te s y ste m (o v e r a n etw ork). The iss uing driv er mus t b uild a request b u[...]

  • Página 137

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 8-11 8.3 MEM ORY DET ECT ION AND CONFI GURATION This sy stem u se s the Se rial Pres enc e D e tec t (SPD ) me thod o f de termining th e installe d DIM M co nfigu ration. The B IO S c o mmunicate s w ith an EEPR OM o n eac h DIMM throug h an I 2 C-t[...]

  • Página 138

    Chapter 8 BIOS ROM Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 8-12 8.4 PNP SUPPORT Th e B IOS includes Plug ’ n Play (PnP) suppo r t fo r Pn P ve rsion 1. 0A. NOTE : Fo r fu ll PnP f unctio nality to b e realize d, all pe ripherals us e d in the sy stem mu st be des ign ed as “ PnP r ea dy . ” Any installe d IS A p[...]

  • Página 139

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 8-13 8.4.1 SM BI OS Th is sy stem suppo r ts Sy stem Man agement BIOS (S MB IOS) v ersion 2.3. 1, which i s co m plia n t w ith the De skto p M anageme nt Interfac e (D MI) spe cif ic atio n. Th e P nP f unctio n s 50 h an d 51h are us e d to retriev[...]

  • Página 140

    Chapter 8 BIOS ROM Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 8-14 8.5 POWER MA NA GEMENT FUNCT IONS Th e B IOS prov ides thr ee ty pes o f po w er ma n agement support: in dependent PM suppo r t; ACPI suppo r t, a n d APM s upport. T h ese po w er ma n agement i nt erface s shar e a co mmon goal of redu cing e nergy co [...]

  • Página 141

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 8-15 8.5 .2 ACPI SUPPORT Thi s s y s te m m e e ts the hardw are and f irmw are re qu ire me nts f o r b e ing AC P I c o mpl ia nt. The BIO S f un ction INT 15 AX=E845h can be us ed to check o r set th e ACPI e na ble /disable status o f the s y ste[...]

  • Página 142

    Chapter 8 BIOS ROM Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 8-16 Th r ee pow er states are def in ed under pow er m an agement: On - The c o mpute r is runn ing, all sub sy ste ms are o n and draw ing fu ll po w er. Any activ ity in th e f o llo w ing sub sy ste ms w ill r es e t the ac tiv ity timer, w hich h as a de [...]

  • Página 143

    Techn ical Referen ce Guid e Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 8-17 Th e AP M B IOS f or th is sy stem supports APM 1.2 as w ell a s previo us v ersions 1.1 an d 1. 0. T he AP M B IOS f unctio n s are lis ted in Table 8-3 . Table 8-4. APM BIO S Functions (INT15) Tab le 8- 3. APM B IOS Fun cti on s (IN T15 ) AX F[...]

  • Página 144

    Chapter 8 BIOS ROM Compaq iPAQ F amily of Internet Dev ice s First Editio n - Ma rch 2000 8-18 8.7 BIOS UPGRA DI NG The f lash RO M de vic e can be r e-w ritten with updated B IOS c o de if n ecessa r y . T h e fl a sh in g proce dur e is as f o llow s: 1. C r ea t e a s yste m ( boot a bl e) d i sk e t t e us i n g t h e FO RMAT A: /S co mmand in [...]

  • Página 145

    Techn ical Referen ce Guid e Compaq Pers onal Computers Changed – January 2000 A-1 A ppendix A ERR OR M ESSA GES A ND COD ES A. App endix A ERROR MESS AGES AND CODES A.1 I NT RODUCT ION This appe n dix lists the e rr o r co de s and a b r ief des criptio n of the prob able caus e o f the error . N o te th at n o t all erro rs listed in t his ap p[...]

  • Página 146

    Appendix A Error Messages and Codes Compaq Pers onal Computers Changed - Januar y 2000 A-2 A.4 POWER- ON SEL F T EST (PO ST ) MESSAGES Table A – 3. Pow er -On Sel f Test (POST ) Messa ges Table A-3 . Power-O n Self T est (PO ST ) Mes sages Err or Message Probabl e Cause Ba d P nP Se ri al ID Che cksum Ser ia l I D ch ecksu m of Pn P ca rd wa s in[...]

  • Página 147

    Techn ical Referen ce Guid e Compaq Pers onal Computers Changed – January 2000 A-3 A.5 PROCESSO R ERROR MESSAGES ( 1xx-xx) Table A – 4. Sy stem Er r or Messa ges Table A-4 . Sys tem E rror Mess ages Message Probab le Cause Message Pro bable C ause 101 Option R O M error 110-01 Pr ogrammable timer load data tes t failed 102 Sy st em board failur[...]

  • Página 148

    Appendix A Error Messages and Codes Compaq Pers onal Computers Changed - Januar y 2000 A-4 A.6 MEMORY ERROR MESSA GES ( 2xx-xx) Table A – 5. Me mo ry Erro r M e s s ag e s Table A-5 . Memor y Er ror M essages Message Probabl e Cause 200-04 Real memor y siz e c hanged 200-05 Ex tended memor y s iz e c hanged 200-06 Inv alid memory c onfiguration 2[...]

  • Página 149

    Techn ical Referen ce Guid e Compaq Pers onal Computers Changed – January 2000 A-5 A.8 PRINT ER ERROR MESSAGES ( 4xx-xx) Table A – 7. Pri nte r Erro r Me s s ag e s Table A-7 . Print er Er ror M essages Message Probab le Cause Message Pr obabl e Cause 401-01 Printer failed or not c onnec ted 402- 11 Interr upt tes t, data/c ntr l. reg. failed 4[...]

  • Página 150

    Appendix A Error Messages and Codes Compaq Pers onal Computers Changed - Januar y 2000 A-6 A.10 DISKET T E DRIVE ERROR MESSA GES ( 6xx-xx) Table A – 9. Di skett e Dr ive Er r or Messag es Table A-9 . Disket te Dr ive Er ror M essages Message Probab le Cause Message Pr obabl e Cause 6xx -01 Ex ceeded max imum s oft er ror limit 6xx - 20 Failed to [...]

  • Página 151

    Techn ical Referen ce Guid e Compaq Pers onal Computers Changed – January 2000 A-7 A.12 MODEM COMM UNICA T IONS ERROR MESSAGES ( 12xx-xx) Table A – 11. Se ria l I nte rf ac e Erro r M e s s ag es Tab le A- 11. Serial I nter fac e Err or Mes sages Message Probab le Cause Message Pr obabl e Cause 1201-XX Modem inter nal loopback tes t 1204-03 Dat[...]

  • Página 152

    Appendix A Error Messages and Codes Compaq Pers onal Computers Changed - Januar y 2000 A-8 A.13 SYST EM ST ATUS ERRO R MESSAGES ( 16xx-xx) Table A – 12. Sy s te m S ta tu s Erro r Me ss age s Table A-1 2. Sys tem S tat us E rror Mess ages Message Probabl e Cause 1601-x x T emperature v iolation 1611-x x F an failure See Table A- 18 for additional[...]

  • Página 153

    Techn ical Referen ce Guid e Compaq Pers onal Computers Changed – January 2000 A-9 A.15 HARD DRI VE ERROR MESSA GES ( 19xx-xx) Table A – 14. H ard D riv e E rro r Me ss ag e s Tab le A- 14. Hard Drive E rror Mess ages Message Probab le Cause Message Probab le Cau se 19xx -01 Driv e not ins talled 19xx - 21 Got ser vo puls es s ec ond time but n[...]

  • Página 154

    Appendix A Error Messages and Codes Compaq Pers onal Computers Changed - Januar y 2000 A-10 A.17 AUDI O ERROR MESSAGES ( 3206-xx) Table A – 16. Au dio Erro r M e s s ag es Table A-1 6. Aud io Err or M ess ag e Message Probabl e Cause 3206-x x A udio s ub syste m in te rn al erro r A.18 DVD/ CD-RO M ERROR MESSA GES ( 33xx-xx) Table A – 17. DVD/ [...]

  • Página 155

    Techn ical Referen ce Guid e Compaq Pers onal Computers Changed – January 2000 A-11 A.20 SCSI I NT ERF ACE ERROR MESSAGES ( 65xx-xx, 66xx-xx, 67xx-xx) Table A – 19. SC SI I nte rf ac e Erro r Me s s ag e s Tab le A- 19. SCSI Int erf ace E rror Mess ages Message Probab le Cause Message Pr obabl e Cause 6nyy -02 Driv e not ins talled 6ny y- 33 Il[...]

  • Página 156

    Appendix A Error Messages and Codes Compaq Pers onal Computers Changed - Januar y 2000 A-12 A.22 CEMM PRI VILEDGED OPS ERROR MESSAGES Table A – 21. CEMM Priv ilege d Ops Err or Me ssage s Tab le A- 21. CEMM P rivileged O ps E rror Mess ages Message Probab le Cause Message Pr obabl e Cause 00 LGD T inst ruc tion 04 LL3 instr uc tion 01 LID T i nst[...]

  • Página 157

    Techn ical Referen ce Guid e Compaq Pers onal Computers Ori ginal - July 1996 B-1 A ppendix B A S CI I CHA RA CTER S ET B. Appendix B ASCII CHARACTE R SET B.1 INTRODUCT ION Th is appendi x lists, i n Table B -1, th e 256-char acter ASCII co de se t in cludin g th e dec imal an d hexad ec imal value s. All A SCI I sy mbo ls may be calle d w h ile in[...]

  • Página 158

    Appendix B ASCII Charact er Set Compaq Pers onal Computers Ori ginal - July 1996 B-2 Table B-1 . ASCI I Code Set (Cont inued) Dec Hex Symbol Dec Hex Symbol Dec Hex Symbol Dec H ex Symbol 128 80 Ç 160 A0 á 192 C0 224 E0 129 81 ü 161 A1 í 193 C1 225 E1 ß 130 82 é 162 A2 ó 194 C2 226 E2 131 83 â 163 A3 ú 195 C3 227 E3 132 84 ä 164 A4 ñ 196 [...]

  • Página 159

    Techn ical Referen ce Guid e Compaq Pers onal Computers Changed –- M arch 2000 C-1 A ppendix C KEYBOA RD C. A ppendix C K E YBOARD C.1 INTRODUCT ION This appe n dix de sc r ib es the Co mpaq ke y b o ard th at is incl ude d as standard w ith the sy stem u nit. The ke y b o ard co mplies w ith th e industry -standard clas sif icatio n o f an “ e[...]

  • Página 160

    Appendix C Keyboard Compaq Pers onal Computers Changed - M arch 2000 C-2 Key board Interface (Syst e m U ni t) Data / CLK C.2 KEYST ROKE PRO CESSING A f unctio nal blo ck d iagram of th e k ey strok e p roc e ss ing ele ments is s how n in Figu re C-1 . Po we r (+5 VDC) is o btained from the sy stem th r ough th e PS/2-ty pe in ter fac e. Th e ke y[...]

  • Página 161

    Techn ical Referen ce Guid e Compaq Pers onal Computers Changed – - M arch 2000 C-3 C.2. 1 PS/ 2- T YPE KEYBOARD T RANSMISSI ONS The P S/2- ty pe k ey bo ar d se nds tw o main ty pe s o f data to th e s y ste m; c o mmands (o r r es ponse s to sy stem comm an d s) a n d k ey st r oke scan codes. Bef ore t h e key bo ar d sen ds da ta t o th e sy [...]

  • Página 162

    Appendix C Keyboard Compaq Pers onal Computers Changed - M arch 2000 C-4 C.2. 2 USB- T YPE KEYBO ARD TRANSMISSI ONS The U SB -ty pe ke y bo ar d se n ds e s se ntially the s ame info r mation to the s y ste m that th e P S/2 keyb oar d d oes, ex cept t h at t h e da t a r ecei ves a d d itional NR ZI e nco din g and f o rmattin g (prio r to leav in[...]

  • Página 163

    Techn ical Referen ce Guid e Compaq Pers onal Computers Changed – - M arch 2000 C-5 C.2.3 KEYBOARD LAYOUT S Figures C-3 th r ough C-8 show th e ke y l ay o uts fo r key bo ar ds shi pped w i th Compaq sy stems. Ac tual s ty ling details includ ing loc ation o f the Co mpaq lo go as w ell as the numb ers lo c k, c aps lo ck , and sc roll lo ck L E[...]

  • Página 164

    Appendix C Keyboard Compaq Pers onal Computers Changed - M arch 2000 C-6 C.2.3.2 Win dows En han ced Key boards Fi gu re C – 5. U.S. English Window s (101W-Ke y ) Key bo ard Key Po sitio n s Fi gu re C – 6. National Window s (102W-K ey ) Ke y bo ard Key Po sitions 1 2345 6 789 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 31 39 32[...]

  • Página 165

    Techn ical Referen ce Guid e Compaq Pers onal Computers Changed – - M arch 2000 C-7 C.2.3.3 Easy A ccess Key boards The Eas y Ac ce ss ke y b o ard, su ch as that shipp ed w ith th e C o mpaq iP aq s y ste m, is a W in do w s En h a n ced- t y pe k eyb oar d t h at i n clu d es sp eci a l bu t ton s (F i gu r e C -7 ) a l lowin g q u ick i n t er[...]

  • Página 166

    Appendix C Keyboard Compaq Pers onal Computers Changed - M arch 2000 C-8 C.2.4 KEYS All key s genera te a make co de (w h en pr esse d) an d a break co de (w h en r elease d) w ith th e excep t i on of th e Pause key (pos. 16), w h ich pr oduce s a make co de only . All key s with t h e excep t i on of th e Pause a n d E a sy Access keys ar e al s [...]

  • Página 167

    Techn ical Referen ce Guid e Compaq Pers onal Computers Changed – - M arch 2000 C-9 C.2.4.2 Mu lti-Key stroke Fun ctions Shift - T he Shift key (pos . 75/86), when h eld do wn, pr oduc es a shift state (upper case ) fo r key s in po sitio n s 17 -29, 3 0, 39- 51, 60 -70 , and 76-8 5 as lo n g as the C aps Lock key (pos . 59) is to ggle d of f. I [...]

  • Página 168

    Appendix C Keyboard Compaq Pers onal Computers Changed - M arch 2000 C-10 C.2.4.4 Easy A ccess Key strokes The Eas y Acc ess ke y b o ard (Figu re C- 7) inclu de s add itio nal key s (also r ef erred to as b utto ns) us e d to streamline internet navig atio n. These butto n s hav e the de f ault f unctio n ality des c ribe d b elo w : Button # Des [...]

  • Página 169

    Techn ical Referen ce Guid e Compaq Pers onal Computers Changed – - M arch 2000 C-11 C.2.5 KEYBOARD COMM ANDS Table C-1 lists the co mma nds th a t th e key bo a r d can send t o the sy stem (spe cific ally, to th e 8042- ty pe lo gic). Table C – 1. K eyboar d - t o- S yst em C om m a n d s Table C-1 . Keyboar d-to- Sys tem Commands Command Val[...]

  • Página 170

    Appendix C Keyboard Compaq Pers onal Computers Changed - M arch 2000 C-12 Table C – 2. K eyboar d S ca n C od es Table C-2 . Keyboar d Scan Codes Key Pos. Legend Mode 1 Mode 2 Mode 3 1 Es c 01/81 76/F0 76 08/na 2 F1 3B/B B 05/F0 05 07/na 3 F2 3C/B C 06/F0 06 0F/ na 4 F3 3D/B D 04/F0 04 17/na 5 F4 3E/B E 0C/F0 0C 1F/na 6 F5 3F/ BF 03/F 0 03 27/ na[...]

  • Página 171

    Techn ical Referen ce Guid e Compaq Pers onal Computers Changed – - M arch 2000 C-13 Table C-2 . Key board Sc an Codes (Cont inued) Key Pos Lege nd Mode 1 Mode 2 Mode 3 41 W 11/91 1D /F0 1D 1D/F0 1D 42 E 12/92 24/F0 24 24/F0 24 43 R 13/93 2D/F0 2D 2D/F0 2D 44 T 14/94 2C/F0 2C 2C/F0 2C 45 Y 15/95 35/F0 35 35/F0 35 46 U 16/96 3C/F0 3C 3C/F0 3C 47 I[...]

  • Página 172

    Appendix C Keyboard Compaq Pers onal Computers Changed - M arch 2000 C-14 Table C-2 . Key board Sc an Codes (Cont inued) Key Pos. Legend Mode 1 Mode 2 Mode 3 81 N 31/B1 31/ F0 31 31/F0 31 82 M 32/B2 3A /F0 3A 3A/F 0 3A 83 , 33/B3 41/F0 41 41/F0 41 84 . 34/B4 49/F0 49 49/F0 49 85 / 35/B5 4A/F 0 4A 4A/F0 4A 86 Shift (right ) 36/ B6 59/F0 59 59/F0 59 [...]

  • Página 173

    Techn ical Referen ce Guid e Compaq Pers onal Computers Changed – - M arch 2000 C-15 C.3 CONNECT ORS Two t y pes o f ke y bo ar d in ter fac es are used in Compaq sy stems: PS/2-ty pe an d US B-ty pe. Sy stems that pr ov i de a P S/2 c o n necto r will s hip with a PS /2-ty pe key b o ar d b ut may also suppo rt simu ltaneo us co n nec tio n of a[...]

  • Página 174

    Appendix C Keyboard Compaq Pers onal Computers Changed - M arch 2000 C-16 This page is intentionally b lank.[...]

  • Página 175

    INDEX I. ab b rev iations, 1- 3 AC97 lin k bus , 5-28 Accel er a t ed Gr ap h i cs Por t ( AGP) , 4 -8 ACPI, 5-34 acrony ms, 1-3 AGP, 4-8, 6-2 AOL r equirements, 5-33 APM, 5-34 APM BIOS funct ion s, 8-17 APM B IOS suppo r t, 8-15 AS CII characte r se t, B -1 audio, 5-26 audio co n tr oller (AC97), 5-28 audio sub sy stem, 2-15 battery replacement, 4[...]

  • Página 176

    key (key bo a r d) functions, C-8 ke yboar d , C - 1 ke y b o ard ( mi c ro )p ro ce s s o r, C- 2 key bo a r d lay outs, C-5 ke yboar d , USB, C - 4 key bo a r d/point in g dev ice interface, 5-15 keys, E a sy Access, C -1 0 lo w v o ltage s, 7 -4 LPC b us, 4-6 Ma gi c P ack et , 5 -3 4 ma ss stor a ge, 2 -14 med ia w r ite pro te ct f unctio n (B[...]