Toshiba S20LP manual

6 F 3 B 0 3 5 6 UM-TS02N**-E005 Instruction Manual TOSLINE-S20LP T2N/T3H stations • Keep this instruction manual where it can be easily referred to by users and those responsible for the equipment. • Read this instruction manual carefully before using the equipment. • After this instruction manual has been read, keep it beside the equipment. [...]

 1  6 F 3 B 0 3 5 6 © Copyright 1998 by Toshiba Corporation Tokyo, Japan Toshiba Corporation reserves the right to make changes and improvements to this publication and/or related products at any time without notice. No obligation shall be incurred, except as noted in this publication. This publication is copyrighted and contains proprietary[...]

 2  6 F 3 B 0 3 5 6 Preface The TOSLINE-S20LP is a Local Area Network (LAN) for Factory Automation (FA) system. Several kinds of TOSLINE-S20LP stations are available for interfacing various equipments, such as PLCs, computers, etc. This manual describes How To Use the TOSLINE-S20LP stations for Programmable Controller T2N/T3H. The TOSLINE-S20[...]

 3  6 F 3 B 0 3 5 6 Contents PREFACE ............................................................................................................................................. 2 CONTENTS .......................................................................................................................................... 3 1. INTRODUCTI[...]

 4  6 F 3 B 0 3 5 6 1. Introduction to S20LP 1.1 System configuration The following figure shows the typical system configuration of the S20LP. Station No.1 S20LP Port T2N T3H Station No.2 SN325 T3H I/O bus OTR2 OTR2 SN325 T3H PCS OTR1 OTR1 T2N internal bus OTR1 OTR1 OTR2 OTR2 (General station) (General station) (Main terminal station) (Back-[...]

 5  6 F 3 B 0 3 5 6 1.2 Station hardware • Overview PU245N RUN FLT BAT ERUN ET/R EACC SRUN SONL SACC STNH STNL LINK PROG OTR1 OTR2 10BASE-T Status LEDs for Ethernet Port Status LEDs for S20LP Port DIP switches for CPU For S20LP Port Station number setting switches Transmission cable connectors LOADER port For Ethernet Port T2N include of S2[...]

 6  6 F 3 B 0 3 5 6 SN325 STN ONL SCAN ACC LOOP TX1 TX2 RESET STNH STNL OTR1 OTR2 LOADER Status LEDs Reset switch Station number setting switches Transmission cable connectors LOADER port SN325[...]

 7  6 F 3 B 0 3 5 6 • Status LEDs: Indicate the status of the S20LP-station.(see Section 5.3) S20LP port for T2N (PU245N) SRUN Lit Station is normal Not lit Down mode SONL Lit Online mode (Scan transmission is executing) Blink Standby mode (Scan transmission is not executing) Not lit Offline mode (Scan transmission is not executing) SACC Li[...]

 8  6 F 3 B 0 3 5 6 • Station number setting switches: Used to set the sta tion number. (allowable setting is 1 to 64) The setting status is read at power-on. STNH ................ 10 ’ s digit STNL ................ 1 ’ s digit • Loader port: Used to connect the S-LS (or T-PDS for remote programming / monitoring). T2N (PU24 5N) change[...]

 9  6 F 3 B 0 3 5 6 1.3 S-LS overview The S-LS (TOSLINE-S20 Loader System) on a personal computer (PC) monitors station conditions, reads/writes control data, and sets up parameters. The transmission parameters set by S-LS is stored in the S20LP-station's built-in EEPROM. Connection between S-LS and S20LP-station is made by an loader cab[...]

 10  6 F 3 B 0 3 5 6 The toolbar has buttons for the functions frequently used. The following buttons are found from left to right. [Exit button] Exits the application. [Setting Information button] Displays the Setup Information window. [Data Access button] Displays th e Data Access window. [RAS Information button] Displays the RAS Informatio[...]

 11  6 F 3 B 0 3 5 6 1.4 Specifications S20LP sy stem specifications Transmission cable Silica glass SI 200/230 µ m H-PCF (Hard-Plastic Clad Fiber) Cable connection (cable side connector) F07 connector (JIS C5976) Transmission distance Max. 1 km (between stations) Max. 4 km (between stations ; connecting SBR22) Max. 30 km (system total) Topo[...]

 12  6 F 3 B 0 3 5 6 2. Scan transmission overview The Scan transmission method is suitable for real time control data linkage. In the S20LP, data sending station is rotated cyclically. Each station has common memory for Scan transmission. The size of the common memory is 4096 words. When a station becomes the data sender station, it sends da[...]

 13  6 F 3 B 0 3 5 6 Main terminal station, back-up terminal station and general station When power is applied to each S20LP-station, one station must have station address number 1. The station of station number 1 becomes the main terminal station. The station of station number 2 becomes back-up terminal station. Normally stations, except sta[...]

 14  6 F 3 B 0 3 5 6 3. Setting for data linkage 3.1 Station number setting Each station should have unique station number. If a station number is duplicated, the S20LP network cannot be established. Allowable station number is 1 to 64. To set the station number, two rotary switches (STNH and STNL) are provided on each station. STNH is for 10[...]

 15  6 F 3 B 0 3 5 6 (2) Network assignment a) Set "LINK" for the Blocks to be assigned. 0 Receive Block 1 W000-063 LINK Block 2 100 W064-127 LINK Send Block 3 W128-191 LINK Block 4 230 W192-255 LINK Block 5 W256-319 Receive 2047 Block 32 W1983-2047 LINK <Setting example> S20LP-station common memory T2N/T3H W registers Network[...]

 16  6 F 3 B 0 3 5 6 < T-PDS screen example 2 > P: PLC A: I/O Allocation N: Network Assignment[...]

 17  6 F 3 B 0 3 5 6 b) If two S20LP-stations are mounted on the T3H, the station which is allocated closer to the CPU in the I/O allocation (see (1)) is assigned as CH1. And the other is assigned as CH2. (CH2 is invalid for T2N) <Setting example 2> Block 1 Send LINK Receive LINK Block 2 LINK Block 3 LINK Send Block 4 LINK Receive Block[...]

 18  6 F 3 B 0 3 5 6 <T-PDS screen example 3>[...]

 19  6 F 3 B 0 3 5 6 c) If two S20LP-stations are mounted on the T3H and multi layers Scan transmission function is used, use the "GLOBAL" setting. (GLOBAL is invalid for T2N) <Setting example 3> Block 1 Send 1 LINK Receive LINK Block 2 LINK Block 3 LINK Send 1 Block 4 LINK Block 5 Receive LINK Block 6 GLOBAL Block 7 GLOBAL Se[...]

 20  6 F 3 B 0 3 5 6 <T-PDS screen example 4> Note) The following rules are applied to the Network assignment. Do not set LINK both for CH1 and CH2 for the same Block. If duplicated, CH1 has priority. In the GLOBAL setting Block, the "receive" side CH data is transferred to the W register and the "send" side CH. In t[...]

 21  6 F 3 B 0 3 5 6 3.3 Settings on S-LS (1) Start-up the S-LS Connect the S-LS (personal computer) and the S20LP-station by the loader cable. Start-up the S-LS for Windows95. (2) Turn the T2N/T3H to HALT (3) Confirm the S20LP-station status Confirm the status of the connected S20LP-station is "STANDBY" by right and upper side. It [...]

 22  6 F 3 B 0 3 5 6 (4) Settings of data send block. Operate the S-LS as follows. Select menu and Setting Information or click the right side of mouse and select setting information.[...]

 23  6 F 3 B 0 3 5 6 Select the "Station Number" of the connected S20LP-station. Select the "Scan Transmission" and specify the "data send block(s)". The "data send block" is specified by entering the starting address (Send Starting Address 1/2) and the size (Number of Send Words 1/2). Up to two "d[...]

 24  6 F 3 B 0 3 5 6 Write the settings into the S20LP-station. Press "OK" button. When the settings are correctly written into the S20LP-station's EEPROM, it is displayed on the screen as below.[...]

 25  6 F 3 B 0 3 5 6 (5) Settings of station control information Open the "Setting Information", and push the "Station Co ntrol" by mouse. • Scan Transmission Enable/disable the Scan transmission. Select Enable to use the Scan transmission function. • Scan Access Scan data synchronization 1 word or 2 words. If 2W (2 wo[...]

 26  6 F 3 B 0 3 5 6 • Target Scan Time A time factor for limiting the time assigned for the Message transmission. The actual Scan time (time of Token passes all stations) is either longer one the Target Scan time or time for Scan transmission. (see Apendix A.1) The Target Scan time should be the same value in all stations connected to the [...]

 27  6 F 3 B 0 3 5 6 3.4 Data linkage example STN #1 STN #2 STN #3 T3H S20 -LP I/O T2N S20 -LP I/O T2N S20 -LP I/O W000 Send Receive Receive W0199 W0200 Receive Send No use W0249 W0250 Receive No use Send W0299 W0300 No use No use No use W2047 common memory (2k words) No use No use No use Link register (W) can not use Common memory over 2048 [...]

 28  6 F 3 B 0 3 5 6 Necessary settings for this data linkage configuration are as follows. • Settings on T-PDS Allocate the S20LP-station as "TL-S" (for T3H) by using the automatic I/O allocation command or the manual I/O allocation function of the T-PDS in T3H. And automatically allocate the S20LP-station as "E/S" in T[...]

 29  6 F 3 B 0 3 5 6 • Setting on S-LS Station Number 123 Send Start Address 1 0000 0200 0250 Send Word Number 1 0200 0050 0050 Send Start Address 2 0000 0000 0000 Send Word Number 2 0000 0000 0000 Scan Transmission Enable Scan Access 1 Word Message Transmission Enable Target Scan Time 61.4 msec Start with Standby mode No. <S-LS setting [...]

 30  6 F 3 B 0 3 5 6 <S-LS setting screen 2 for STN #2>[...]

 31  6 F 3 B 0 3 5 6 4. Cable connections OTR OTR 1 2 OTR OTR 1 2 OTR OTR 1 2 S20LP station S20LP station S20LP station Optical fiber cable Optical fiber cable Max. 30 km (total) Max. 1 km (between station) (Note 1) Optical fiber connect OTR1/OTR2 to another station's OTR2/OTR1. (Note 2) Using the long distance of optical fiber (SBR22) i[...]

 32  6 F 3 B 0 3 5 6 5. RAS function 5.1 Behavior in trouble (1) Optical fiber system • Station down If a station (either main, back-up or general) becomes down, the abnormal station will be disconnected from the S20LP system (re-configuration), then communications of remaining stations will be re-started. If two station (either main, back-[...]

 33  6 F 3 B 0 3 5 6 5.2 Self-diagnostic function The S20LP-station has the following self-diagnostic function. • At initialization (at power on) Diagnostic item Station operation abnormal ROM BCC check Station moves into Down mode. RAM read/write check Communications with other stations are CPU and peripheral LSI check not possible. This s[...]

 34  6 F 3 B 0 3 5 6 5.3 LED indication (1) SN325 The S20LP-station is equipped with STN, ONL and SCAN LEDs, which indicate the station modes. STN ONL SCAN Station mode Remarks Lit Lit Lit Online Scan / Message transmission is enabled Not lit Online Scan transmission is disabled Message transmission is enabled Lit Not lit Not lit Offline Scan[...]

 35  6 F 3 B 0 3 5 6 5.4 RAS information monitored in T2N/T3H RAS information of the S20LP system is reflected in the special registers (SW) of T2N/T3H. This information can be referred in the T2N/T3H ’ s user program. SW110 CH1 station status (1 word) SW111 CH2 station status (only T3H) (1 word) SW112 CH1 online map (4 words) SW116 CH2 onl[...]

 36  6 F 3 B 0 3 5 6 (1) Station status Indicates the status of the S20LP-station mounted on the T2N/T3H. F E DC BA 9876543210 SW110 (SW111) ab c de f gh I j k l m a = 1 : DOWN mode b = 1 : OFFLINE mode c = 1 : STANDBY mode d = 1 : ONLINE mode e = 1 : LOOP2 reception disabled 0 : LOOP2 reception enabled f = 1 : LOOP1 transmission disabled 0 :[...]

 37  6 F 3 B 0 3 5 6 (3) Standby map Indicates the standby stations in the S20LP network. F E D C ................... 3210 SW120 (SW124) #16 #15 #14 #13 #4 #3 #2 #1 SW121 (SW125) #32 #31 #30 #29 #20 #19 #18 #17 SW122 (SW126) #48 #47 #46 #35 #36 #35 #34 #33 SW123 (SW127) #64 #63 #62 #61 #52 #51 #50 #49 #n = 1: Station number n is standby = 0: [...]

 38  6 F 3 B 0 3 5 6 5.5 RAS information monitored on S-LS By connecting the S-LS, the following RAS information can be monitored. (1) Online map (Menu) R: RAS Information 1: Online Map The number (1-64) on the screen shows the Station number. The operation mode displayed under the Station number means as follows. ¡ (Blue) Online mode ¡ (Re[...]

 39  6 F 3 B 0 3 5 6 If the S -LS connecting station is Offline or Down mode, the following message will be displayed right and upper side on the screen. Self Station Station No.01 Offline[...]

 40  6 F 3 B 0 3 5 6 (2) Station status The operation status of the specified station can be monitored as follows. 1. Select the "Station Nu mber". 2. Click the "Status Display".[...]

 41  6 F 3 B 0 3 5 6 (3) Station down information If the S-LS connecting station is in Down mode, the error message can be monitored as follows. R: RAS Information 4: Station Down Information Possible error message are as follows. Error code Error message meanings 10H Watch dog timer error Watch dog timer error occured 20H Overrun Reception t[...]

 42  6 F 3 B 0 3 5 6 6. Expanded data transfer instruction 6.1 Instruction Specification This section presents an overview of the XFER instructions, which is the instruction that is used to control the S20LP-station from T2N/T3H user programs. S20LP-station transmission control is performed solely using the XFER instructions. (1) Instruction [...]

 43  6 F 3 B 0 3 5 6 (4) Parameter and construction Source parameter Transfer size and status Destination parameter A Bank/CH Type B Transfer size C Bank/CH Type A+1 Leading address C+1 Leading address Transfer parameter table Transfer object Type Leading address Bank/CH Transfer size Status flag T2N 0 to 127 1 to 128 XW/YW register T3H 00H 0[...]

 44  6 F 3 B 0 3 5 6 (5) Sample program This program transmit the data from TOSLINE-S20LP's scan data memory to T2N/T3H's D register. If the following program is executing, the data of the scan memory from 0000 to 0009 are transmitted to the da ta register from D0200 to D0209 (D register). Source designation Transfer size Destinatio[...]

 45  6 F 3 B 0 3 5 6 Remarks • When writing data into S20LP scan memory, confirm that the address range is S20LP's data send block. • If S20LP scan memory is accessed only by this XFER instruction, the network assignment, i.e. "LINK" or "GLOBAL" setting, is not necessary. • If W register is designated as source [...]

 46  6 F 3 B 0 3 5 6 7. Message transmission 7.1 Message transmi ssion The message transmission is text transmission to be performed communication on request. This transmission is following two protocol. • Computer link protocol • PC link protocol 7.2 Computer link protocol The host machine can communicate to a T2N/T3H on the S20LP using [...]

 47  6 F 3 B 0 3 5 6 The user program that runs on the T2N/T3H of the main station is discussed below. (1) Instruction format The format of SEND and RECV instruction (2) Function • SEND This instruction sends the designated range of register data to another T2N/T3H through the network. The transfer source register (self-station) is designat[...]

 48  6 F 3 B 0 3 5 6 (Note 1) ERF is the S0051 special relay. See the T-series Instruction Set for information on ERF usage. (Note 2) For these instructions, instruction execution starts at the point the input changes state from off to on. (Note 3) Since these instructions span multiple scans, applications must hold the input in the on state [...]

 49  6 F 3 B 0 3 5 6 (5) Status (B) The status during the execution of a SEND or RECV instruction and after tha t instruction terminates is stored in the register shown at B. When TermSTS = 0BH, the detailed information (S20LP-station error information) will be loaded into the registers indicated at location B + 1. The following figure shows [...]

 50  6 F 3 B 0 3 5 6 TermSTS TermSTS Status Meaning 00H Normal complete 01H Register designation error • Occurs if a register other than XW, YW,W, LW, RW, D, F, T, C, or SW is designated as the data storage register in one of the following requests. Requests: Remote station loopback, Register read/write. • In a register read or write requ[...]

 51  6 F 3 B 0 3 5 6 Detailed Information (Send completion status) Error Code Description Normal complete 81H The remote station normally received message frame from local station. Busy 90H The remote station is standby. Timeout A0H The answer frame for the transmitted message frame no returned from remote station on time. Length error B0H In[...]

 52  6 F 3 B 0 3 5 6 (6) PC link protocol transmission (Data write) The T series PC link protocol allows a T2N or T3H on a network to write register data to another T2N or T3H. • Reg ister write request (using the SEND instruction) (a) Function The register data designated by the local station (T2N/T3H) is written to the designated register[...]

 53  6 F 3 B 0 3 5 6 6) Response time limit Designates a time used to limit the response time from the remote statio n in 0.1 second units. F E 0 A+7 This code indicates the type of register code in which the local or remote station transmission source data is stored. See “ T-series Instruction Set (Ladder, SFC) ” (UM-TS03***-E004). RID M[...]

 54  6 F 3 B 0 3 5 6 *3 The T and C registers hold data that has flags attached. Supplement: The transfer data length has a maximum of 323 words when data is transferred over the Ethernet. For the T registers, it is not possible to designate a range that spans both the basic T registers (0 to 511) and the expansion T registers (512 to 999). T[...]

 55  6 F 3 B 0 3 5 6 • Write protection can be designated for each register type on the local T2N/T3H by using the special coil settings described below. In this case, a register write protect error ( TermSTS = 04H) will occur. F 9876543210 SW067 SW C T F D RW LW W XW/YW • The write operation is not synchronized with the remote station T2[...]

 56  6 F 3 B 0 3 5 6 (7) PC link protocol transmission (Data read) The T series PC link protocol allows a T2N or T3H on a network to read register data from another T2N ’ s or T3H ’ s registers into its own registers. • Register read request (using the RECV instruction) (a) Function The register data designated by the remote station (T2[...]

 57  6 F 3 B 0 3 5 6 6) Response time limit Designates a time used to limit the response time from the remote station in 0.1 second units. F E 0 A+7 (c) Status (See 7.3 (5) for details on bits C, D, E, and F.) F E DC BA 9876543210 B 0000 TermSTS B+1 Detailed information (Only valid when TermSTS = 0BH.) (d) Important items • The command numb[...]

 58  6 F 3 B 0 3 5 6 • Read protection can be designated for each register type on the local T2N/T3H by using the special coil settings described below. In this case, a register write protect error ( TermSTS = 04H) will occur. F 9876543210 SW067 SW C T F D RW LW W XW/YW • The read operation is not synchronized with the remote station T2N/[...]

 59  6 F 3 B 0 3 5 6 (8) PC link protocol transmission program This section presents a sample program that uses PC link protocol transmission. This program creates increment data within the local station and writes it to the remote station's registers. Next it reads out the same area and compares it with the data within the local station[...]

 60  6 F 3 B 0 3 5 6 [00010 MOV RW090] [00000 MOV RW091] [00064 MOV RW092] R0520 [00004 MOV RW093] [01000 MOV RW094] R0520 R0090 ( ) /* PC Link preparation */ /* Number of executions, Operation on error occurrence, Transfer data length */ [00004 MOV RW095] [02000 MOV RW096] /* Transmission source register type, leading address */ /* Transfer [...]

 61  6 F 3 B 0 3 5 6 /* Register readout */ R0093 [08450 MOV D0920] [00000 MOV D0921] [RW092 MOV D0922] /* Designates the module and sets the CMD number. */ /* Sets the transfer register data length. */ [RW097 MOV D0923] [RW098 MOV D0924] /* Sets the transmission source register type, leading address. */ [RW095 MOV D0925] [RW096 MOV D0926] /*[...]

 62  6 F 3 B 0 3 5 6 Appendix A.1 Scan cycle In the S20LP network, each station sends out the data onto the transmission line as Packet. The Packet is sent out onto the transmission line in the following sequence. STN #1 S Packet S STN #2 Packet STN #3 Packet STN #n Packet In the above figure, S means the Synchronization frame which shows the[...]

 63  6 F 3 B 0 3 5 6 Actual transmission cycle time (TCY) is sum of above TSCN and TMSG. But when TSCN is short, Time for software operation (TSOFT) is not neglected. Therefore, Actual transmission cycle time is expressed as follows. If T SOFT < T SCN / 2 T CY = T SCN + T MSG If T SOFT > T SCN / 2 T CY = T SCN / 2 + T SOFT + T MSG T SOF[...]

 64  6 F 3 B 0 3 5 6 A.2 T-PDS remote programming The T-PDS can be connected through the Loader port on the S-20LP-station, as well as the Programmer port on the T2N/T3H CPU module. By using this function, remote programming/monitoring through S20LP network is available. (Note 1) T2N must be sellected P/S "ON" with DIP switch 1. (No[...]

 65  6 F 3 B 0 3 5 6 If the T-PDS is connected to the T2N/T3H on the second layer through the bridge station (T3H only), set the T- PDS's connection method as follow. -LP S20 T2N -LP S20 T3H -LP S20 T3H S20LP S20LP STN #3 STN #2 STN #1 T-PDS STN #1 -LP S20 STN #3 STN #2 -LP S20 T2N -LP S20 T2N <T-PDS Setup options screen> (Note 1) [...]