Toshiba S20LP Network Card User Manual
Contents
1. S20LP T2N STN T2N STN T3H STN Common Common Common memory memory memory 1 1 1 5 Send _ Receive _ Receive 2 2 2 Receive m Send p Receive 3 3 3 Receive _ Receive Send T2N s Link T2N s Link T3H s Link register register register Write Read Read Write Red NN Read Write Note 1 The data send block s of each station is prespecified by using the S LS Note 2 Data transfer between common memory and Link registers is executed by T2N T3H s OS The transfer direction read or write is automatically decided a TOSHIBA 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 station number 1 become the general stations The main terminal station controls total timing of the S20LP network If main terminal station is down back up terminal station station number 2 becomes main terminal station on condition that the back up enable flag is ON If the back up enable flag is OFF back up terminal is general station If both the station of station number 1 and 2 is down all stations become general station To be effective back up terminal station the ad2. 29 TOSHIBA 6F3B0356 lt S LS setting screen 2 for STN 2 gt 30 TOSHIBA 6F3B0356 4 Cable connections Max 30 km total Max 1 km between station im OTR OTR 1 2 S20LP station S20LP station S20LP station Optical fiber cable Optical fiber cable Note 1 Optical fiber connect OTR1 OTR2 to another station s 2 Note 2 Using the long distance of optical fiber SBR22 is Max 4 km between station Optical fiber cable H PCF Hard Plastic clad fiber 200 230 um Optical connector F07 connector JIS C5976 Eo Optical fiber characteristic Core diameter 200 5um wm Note 1 Securely connect the optical connectors Otherwise connection loss will increase Note 2 Do not bend the optical fiber cable cord more than the allowable limit Note 3 Clamp the optical fiber cable cord to prevent the optical connector weighted TOSHIBA 6F3B0356 5 5 1 RAS function Behavior in trouble 1 Optical fiber system e 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 up or general terminals become power off the S20LP system will split into two independent S20LP systems at
3. 6 a a a Aa aa tat cod bun com iade 11 2 SCAN TRANSMISSION OVERVIEW 12 S POR DATA LINKAGE REFER ERO FERME FERA 14 SISTAMONNUMBERSETDINO ued pact 14 Si tue M to tere ICT T 14 33 SETTINGS DN SS res ru ht rp E Eae Oe 21 DATA oe Sy SS a rere at 27 4 CABLE CONNECTIONS iones bnc dnce oret nce RR DOR DR RD 31 5 5525255 855 32 B LBEHAVIORTN TROUBLE 2i en EE EC ELI E ERE EE EE EE Reg Eie EL IR oboe PER 32 bo SELFSBIAGNDSTICPFONCTION ORE ECHO P RE FE Ae 33 SOLED INDICATION ute Lac uicta ccena Mie A ILI S 34 DARAS INFORMATION MONITORED IN 35 5ESRASINFORMATION MONITORED ON SALS sieudivevesvncenscdenenscswacdwaxeuocdxeveswscenscdeweiecenacenaeonaciune 38 6 EXPANDED DATA TRANSFER INSTRUCTION _ 42 OL INSTRUCTION SPECIFICATION i
4. aes 42 7 MESSAGE TRANSMISSIO 46 J LMESSAGE TRANSMISSION Eb a E DE BC EXE 46 Pee COMPUTER EINK BROTOEOLa auda dti ts Rer GEHE a PF EL ELLA ERE I bn ae rp Heg 46 ZO PIENE BRORSIOUR See ae et Omer ers ELI dod ELI LU m E M LEE e LE 46 APPENDIX 62 ALSAN OI E bmp cea ras eris orca ra dva Mea eR sed CUP guapa 62 PDS REMOTE PROGRAMMIN Gain rid iris erae dle svi cn vache ee ra v 64 TOSHIBA 6F3B0356 1 Introduction to S20LP 1 1 System configuration The following figure shows the typical system configuration of the S20LP T2N T3H T2N T3H internal bus bus OTR2 OTR1 OTR2 OTR1 i Station No 1 111 m Station No 2 AME DNE S20EP Pot Lato SN325 Dre ine es Main terminal station Back up terminal station OTR1 SN325 T3H General station OTR2 OTR1 Ile gt PTLS9 PCS General station OTR2 General station OTR1 2 External Loop Device Transmission line 1 Loop 1 The data is sent from OTR1 to OTR2 Total number of stations Transmission distance Scan transmission capacity Maximum transmissi
5. 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 designated by A 3 and A 4 The transfer destination register target station is designation by A 5 and A 6 The transfer size number of words is designated by A 2 The maximum transfer size is 128 words RECV This instruction reads the designated range of register data from another T2N T3H through the network The transfer source register target station is designated by A 5 and A 6 The transfer destination register self station is designation by A 3 and A 4 The transfer size number of words is designated by A 2 The maximum transfer size is 128 words Input Operation ELE ERF OFF No execution OFF ON Execution Transmission port instruction busy instruction execution in m OFF progress response wait Response reception complete normal complete FON OFF Operand INDEX Index A Transfer parameter EH Status a etait E 2 c i TOSHIBA 6F3B0356 Note 1 ERF is the 50051 special relay See the T series Instruction Set for information on 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
6. 00001 MOV 009431 100981 MOV D0944 l TRwo94 Rwo93 DMOV D0948 D0947 RW098 RW097 DMOV 00950 00949 1 D0947 XFER D0940 gt D0941 R0096 D0949 XFER D0940 gt D0943 __ R0095 R0096 00980 00981 1 RW190 R0910 00980 lt gt D0981 1 RW1911 HSET R0099 RST R0094 R0095 TH 1 009451 1 1 D0948 1 00950 4 R0097 092 00945 00000 MOV D0945 1 D0946 __ R0097 gt D0946 SET R0091 RST R0094 RW090 00946 00000 MOV TOSHIBA 6F3B0356 Appendix 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 677 STN 2 STN 3 In the above figure means the Synchronization frame which shows the start of transmission cycle Scan cycle At first the main station sends out the Synchronization frame Then each station sends out the Packet sequencially in the order of Station number When the final station finishes sending out the Packet the main station re sends out the Synchronization frame and the next transmission cycle is started The Packet consists of a Scan frame and a Message frame s The Scan frame is for Scan transmission and it is sent out every time when the station becomes sender and Target Scan Timer
7. D0901 XFER D0990 gt D0916 41 D0917 dA 1 D0918 1 D0900 092 D0918 SET R0092 RST R0091 RST R0520 Data write R0092 08450 MOV 00903 100000 MOV D0904 Designates the module and sets the CMD number RW092 MOV D0905 Sets the transfer register data length RW093 MOV 00906 RW094 MOV D0907 Sets the transmission source register type leading address RW095 MOV D0908 RW096 MOV 00909 Sets the transfer destination register type leading address 00100 MOV D0910 Sets the response time limit 10 seconds D0903 SEND D0911 SET R0093 T RST R0092 Sets the request and starts post completion readout 60 TOSHIBA 6F3B0356 Register readout R0093 08450 MOV D0920 100000 MOV D0921 Designates the module and sets the CMD number RW092 MOV D0922 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 Sets the transfer destination register type leading address 00100 MOV D0927 Sets the response time limit 10 seconds D0920 SEND D0928 SET R0094 RST R0093 Sets the request and starts post completion comparison Comparison check R0094 00001 MOV D0940 e MOV 009411 100980 MOV 00942
8. No patent liability is assumed by Toshiba Corporation with respect to the use of information illustration circuits equipment or application examples in this publication TOSHIBA 6F3B0356 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 S20LP enables high speed data linkage between multiple T2N T3H Refer to the separate manual for the TOSLINE S20LP Loader software S LS operations In this manual the following abbreviations are used S20LP TOSLINE S20LP system e S LS TOSLINE S20LP Loader Software e 520 TOSLINE S20LP station for T2N and or STN Zn Station number n For details of the programmable controllers T2N T3H and their programming software T PDS refer to the related manuals for these controllers TOSHIBA 6F3B0356 Contents ve tna cw ea T RE M RR EM E AUR v 2 Sissies iment A 3 L INTRODUCTION TO 5200 conta OGUDUOGU DOG OG OD OG UDGDOQ OK 4 RUE STE Ml eec Ce e t ET S E EUER TS NT TUS 4 I2 STATION 5 a 5 22 VW Ee X 9
9. SN325 Station ignores the abnormal frame In message transmission if response from the target station cannot be received station re sends the frame If no signal state continues more than specified time station starts re configuration operation TOSHIBA 6F3B0356 5 3 LED indication 1 SN325 The S20LP station is equipped with STN ONL and SCAN LEDs which indicate the station modes Lit Scan Message transmission is enabled lit LN Scan transmission is disabled Message pe is enabled Not lit lit Offline Scan Message transmission is disabled Blink Not lit Standby Transmission parameter is not written in EEPROM Transmission information is standby start up Connection machines is abnormal is not RUN mode Notlit Blink Blink uu Station number is illegal e ty rir Not lit Not lit Down Receive buffer is overflow e Blink Blink Down Watch dog timer error 2 T2N The S20LP station is equipped with RUN and SONL LEDs which indicate the station modes Scan Message transmission is enabled us Not lit Offline Scan Message transmission is disabled Blink Standby Transmission parameter is not written in EEPROM Transmission information is standby start up Connection machines is abnormal T2N is not RUN mode Notlit Blink Down Station number is illegal Jabber timeout Watch dog timer error Notlit Not lit Down Receive buffer is overf
10. is expired On the other hand the Message frame is for Message transmission and it is added only when the necessity of Message transmission is generated The Target Scan Time Target Cycle Time is a time factor for limiting the time assigned for the Message transmission If the Scan cycle the time from the station got Token last time to the station get Token this time is longer than the Target Scan Time the station sends the Scan frame but does not send the Message frame Therefore the Target Scan Time should be selected as longer than the time for total Scan transmission to enable the Message transmission The total transmission time TSCN can be calculated from the number of connected stations and the total size number of words of send data as follows Tscn 64 128 8 Wscn 1000 ms The total message transmission time TMSG can be expressed as follows 4 15 2 Msqn 1000 ms TOSHIBA 6F3B0356 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 Tsorr lt Tscn 2 Tey Tsen Tusc If Tsorr gt Tscn 2 Tcv Tsen 2 Tsorr Tsorr 370 2 8 Wscn 1000 ms Set the Target Scan Time Target Cycle Time larger than above Tcy Here Nsm Number of connected stations Wscn
11. sends 50 words data W0200 to W0249 to STN 1 T3H STN 3 T2N sends 50 words data W0250 to W0299 to STN 1 T3H Lx TOSHIBA 6F3B0356 Necessary settings for this data linkage configuration are as follows e 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 T2N By using the Network assignment function of the T PDS sssign the Blocks to cover the using W registers For STN 1 T3H and STN 3 T2N set LINK for Blocks 1 to 5 W0000 to W0319 bx Network Assignment TL F TOSLINE F10 TL S TOSLINE S20 Cancel Help Setup Clear AllClear For STN 2 T2N set LINK for Blocks 1 to 4 W0000 to W0255 Network Assignment TL F TOSLINE F10 TL S TOSLINE S20 Cancel Setup Clear AllClear 28 TOSHIBA 6F3B0356 e Setting on 5 15 Send Start Address 1 0200 Tis Start with Standby mode lt S LS setting screen 1 for STN 22 a Setting Information X Menu File Operation Station Number 1 64 oz 14 lt Setting ltem Station Type Send Starting Address 1 o200 8 Number of Send Words 1 0050 Send Starting Address 2 18 Number of Send Words 2 oo00 8
12. set LINK both for CHI and 2 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 this case GLOBAL can be set on either CH In the GLOBAL setting Block if both CHs are specified as send the W register data is transferred to both CHs In the GLOBAL setting Block if both CHs are specified as receive the GLOBAL setting CH data is transferred to the W register If both CHs have been set as GLOBAL CHI has priority If TOSLINE 30 is used together the TOSLINE 30 is allocated to the W registers from the lowest address In this case the W registers which are assigned to the TOSLINE 30 should not be assigned to the 5201 TOSLINE 30 is available only for T2N 27900 TOSHIBA 6F3B0356 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 is displayed on the S LS screen as below 38 Station Connections Loop Type lol x File Menu MD Option 0 Window GW Help HD Station Connections gt Sra Ge Ge ae ae oe oe ee an a n i a i n a il a 2 a al i n E ape ee ae oe oe ae ae ee er a i a i
13. small size Help Contents Displays the Help window Key Word Search Displays the Retrieve window in Help Version Information Displays the information of the application version TOSHIBA 6F3B0356 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 the Data Access window RAS Information button Displays the RAS Information Menu window Online Standby Request button Displays the Online Standby Request window Test Request button Displays the Test Request window d TOSHIBA 6F3B0356 1 4 Specifications S20LP system specifications Transmission cable Silica glass SI1200 230um H PCF Hard Plastic Clad Fiber Cable connection F07 connector cable side connector 15 C5976 Transmission distance Max 1 km between stations Max 4 km between stations connecting SBR 22 Max 30 km system total Topology Loop Number of stations Max 64 stations Transmission speed 2 Mbps Transmission code Differential Manchester Modulation method Baseband Communication service 1 Scan transmission cyclic broadcast 2 Message transmission on request S20LP station specifications S20LP port for T2N S20LP station for T3H Station type PU245N Optical fiber SN325 Optical fiber Max number on 1 st
14. the data of the scan memory from 0000 to 0009 are transmitted to the data register from D0200 to D0209 D register X0000 00272 MOV RW003 100000 MOV RW004 _ 00010 MOV RW005 00004 MOV RW020 100200 MOV RWO021 H0110 00010 H0004 003 XFER RW005 RW020 Source designation Transfer size Destination designation RW003 RWO004 RW005 00010 RW020 RW021 Channel 1 S20LP 10 Words transfer D0200 CPU register Scan memory address e Operation When X0000 is ON 10 words data starting with scan memory address 0 is transferred to D0200 and after TOSLINE S20LP T2N T3H s CPU scan data memory source register designation D0200 D0201 D0202 D0207 D0208 D0209 44 TOSHIBA 6F3B0356 Remarks e When writing data into SZ0LP scan memory confirm that the address range is S20LP s data send block e 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 and destination don t set the network assignment i e LINK or GLOBAL AS TOSHIBA 6F3B0356 7 Message transmission 7 1 Message transmission 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 T3
15. 0356 lt T PDS screen example 3 gt Ix Network Assignment TL F TOSLINE F10 TL S TOSLINE S20 1 Help Setup Clear AllClear Network Assignment TL F TOSLINE F10 ok Cancel Help Setup Clear AllClear 18 TOSHIBA 6F3B0356 c Iftwo S20LP stations are mounted on the T3H and multi layers Scan transmission function is used use the GLOBAL setting GLOBAL is invalid for T2N lt Setting example 3 gt CH1 CH1 CH2 CH2 Network S20LP station T3H S20LP station Network assignment common memory W registers common memory assignment LINK Block 1 Send 1 Receive LINK Block 2 LINK Block 3 LINK Send 1 Block 4 LINK Receive Block 5 LINK Block 6 GLOBAL Block 7 GLOBAL Send 2 Block 8 Block 9 GLOBAL Send 2 GLOBAL Receive LINK Block 10 Receive Block 32 o ETT T T E le fe e fe fe e fe fe fE 111 19 TOSHIBA lt T PDS screen example 4 gt Network Assignment TL F TOSLINE F10 TL S TOSLINE S20 LINK LINK LINK LINK GLOBAL GLOBAL GLOBAL 0356 Setup Clear AllClear Network Assignment TL F TOSLINE F10 Cancel Setup Clear AllClear EE REP BEE Note The following rules are applied to the Network assignment Do not
16. Counter registers Link registers Timer registers Link relay registers PC internal file registers Auxiliary registers Expansion file registers IC card Data registers The read operation is not synchronized with the remote station T2N T3H scan operation TOSHIBA 6F3B0356 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 to check that the function succeeded Remarks Make a point of understanding the content before writing programs that use the S20LP station The sample programs present basic examples of S20LP station usage and should be reviewed carefully before use in an actual system Sample transmission parameter construct A Module designation S20LP channel 1 target station No 2 Command number 0000H 2 Transfer register data length 64 words A 3 Local station register type code D register N e A 4 Leading address self station 3 Local station leading address 1000 1000 A 5 Register type target station 4 Remote station register type code D register 0004H A 6 Leading address target station 5 Remote station leading address 2000 1000 A 7 Response time limit 100 Response time limit 10 seconds Samp
17. ETE E A Source parameter EH v Trnster si mee a 2 Destination vivivivivivivivi v A parameter TOSHIBA 6F3B0356 4 Parameter and construction Source parameter Transfer size and status Destination parameter 1 Leading address C 1 Leading address Transfer parameter table Transfer object Leading address Bank CH Status flag 000127 1 to 128 XW YW register 00H None 511 1 to 256 LW LW register o 02H e to 255 to 100256 Noe EI M to 255 RW register 03H 1 to 256 None sd to 999 D D register o 04H 0008191 to 8191 0 11 to 100256 Noe EI to 1023 F register 1 to 256 None 9 E d to 32767 Expanded F register 05H 101081917 11015 110256 IC memory card LINES to 65535 1 to 256 None 0 to 57343 Expanded F register T 05H 0to8191 1103 1 to 256 None T2N internal memory F TOSLINE S20LP scan memory 10H 0104095 110256 EEPROM 0102047 to 2047 1 to 256 20H to 8191 Note 1 Note 1 When the communication is transfer source receiving the transfer size is 1 to 256 When it is destination transmitting the transfer size is 1 to 128 for T3H 1 to 32 for T2N TOSHIBA 6F3B0356 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
18. H on a network to write register data to another T2N or T3H Register write request using the SEND instruction a Function The register data designated by the local station T2N T3H is written to the designated register on the remote station T2N T3H b Transfer parameters A Module designation Command number Normally request to loopback 000F H 2 1 Transfer register data length 1 to 128 words A 3 2 Local station register type code A 4 3 Local station leading address A 5 4 Remote station register type code i 5 6 A 6 Leading address target station Remote station leading address A 7 Response time limit Response time limit 1 Transferred register data length Designates the transmission data length in word units 1 to 128 words 2 Local station register type code This code indicates the type of register in which the local station transmission source data is stored 3 Local station leading address Designates the leading address of the register designated by the local station register type code 4 Remote station register type code This code designates the type of register at the remote station to which the transmitted data will be written see 7 3 6 Local station register code 5 Remote station leading address Designates the leading address of the register designated by the remote station register type code 13592 TOSHIBA 6F3B0356 6 Response time limit Design
19. H on the S20LP using the computer link protocol Since this function executes the station and firmware there is no need to create pecial user programs for the T2N T3H using the slave station The host machine used this protocol can execute following process for the 2 Upload or download user programs Status observation reading out RUN HALT ERROR status Read or write register device data Execute control commands The computer link protocol cannot execute following process T2N T3H is Down mode A S20LP station except for ONLINE and STANDBY mode 7 3 PC link protocol This section presents an overview of the SEND and instructions which are the instructions that are used to control the S20LP station from T2N T3H user programs S20LP station transmission control PC link protocol transmission is performed solely using the SEND and RECV instructions See the individual items for details on the actual requests sent to the S20LP The PC link protocol allows one T2N T3H on network to write or read register data to another T2N T3H When this function is used on the PC link slave station there is no need to create special user programs for the T2N T3H using the slave station TOSHIBA 6F3B0356 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 Input Output A SEND Input Output A B
20. TOSHIBA 6F3B0356 Instruction Manual TOSLINE S20LP T2N T3H stations REQUIREMENTS Keep this instrucuon manuai wnere it can be easily referred to by users and those responsible for the equipment e Read this instruction manual carefully before using the equipment e After this instruction manual has been read keep it beside the equipment Main Menu Contents June 1998 TOSHIBA CORPORATION UM TSO2N E005 TOSHIBA 6F3B0356 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 material No part of this book may be reproduced stored in a retrieval system or transmitted in any form or by any means electrical mechanical by photocopying recording or otherwise without obtaining prior written permission from Toshiba Corporation Important Information Misuse of this equipment can result in property damage or human injury Because controlled system applications vary widely you should satisfy yourself as to the acceptability of this equipment for your intended purpose In no event will Toshiba Corporation be responsible or liable for either indirect or consequential damage or injury that may result from the use of this equipment
21. Total size of send data words Maximum message size of send data words Number of message transmission stations Note 1 The minimum is about 3 ms Even if the above calculation result is less than 3 ms actual TSCN is limited by this value TOSHIBA 6F3B0356 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 Note 2 When DIP switch 1 is ON OFF T2N is Loader port Programmer port S20LP STN 1 STN 2 STN 3 T2N S20 T3H S20 T3H S20 LP LP LP T PDS To use this function T PDS s connection method should be set as Network The screen below is the setting example of T PDS s connection method for the above configuration Option Communication Connection Method Setup Network Setup Communication Parameter Communication Parameter lt T PDS Setup options screen gt Connection Method X Network Setup X Seu Laver Station no 18 Layer 2 Station No Cancel 2 EE Communication Parameter X Connection Method Comm Port BaudBate 9600 F ead y Parity Even 7 Use Modem Data Bit
22. W119 n Station number n is online Station number n is other than online TOSHIBA 6F3B0356 3 Standby map Indicates the standby stations in the S20LP network SW120 SW124 SW121 SW125 SW122 SW126 SW123 SW127 iin 1 Station number n is standby 0 Station number n is other than standby 4 Loop map Only T2N Indicates the S20LP station s loop transfer status on network This information is the through terminal status of general station or the repeat cut off status of terminal station This information is updating every 200ms F ED CB A9 876854 3 21 0 SW128 Station 2 information Station 1 information SW129 Station 4 information Station 3 information SW159 Station 64 information Station 63 information Indicates the detailed station information Station n 1 Station n F E D CB A 9 8 7 6 5 4 3 2 1 0 TII This bit indicates repeat or cut off status This status has terminal station or back up station 1 Repeat 0 Cut off b This bit indicates R1T2 status This status has general station 1 Disconnect 0 Connect This bit indicates R2T1 status This status has general station 1 Disconnect 0 Connect ado TOSHIBA 6F3B0356 5 5 RAS information monitored 5 15 By connecting the S LS the following RAS information can be monitored 1 Online map Menu R RAS Information 1 Online Map Online Ma
23. a i 2 i i i i Treo Statinn 01 214 TOSHIBA 6F3B0356 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 29 _ TOSHIBA 6F3B0356 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 data send blocks can be specified If data send block 2 is not used enter 0 both for Send Starting Address 2 and Number of Send Words 2 The maximum size of send words is Number of Send Words and 2 total 1024 words 23 TOSHIBA 6F3B0356 Write the settings into the S20LP station Press OK button When the settings are correctly written into S20LP station s EEPROM it is displayed on the screen as below 24 TOSHIBA 6F3B0356 5 Settings of station control information Open the Setting Information and push the Station Control by mouse 3 Setting Information x Menu M File Operation Station Number 1 64 for 1 M Scan Transmission Wezzage Transmission Enable Enable C Disable C Disable Sean Access Target Scan Time 19 61 4 mse
24. an transmission is not executing SCAN Lit Scan transmission is executing Not lit Scan transmission is not executing ACC Lit T3H is accessing the station Not lit T3H is not accessing the station LOOP Lit LOOP is normal Cut off mode for main terminal station Not lit LOOP is abnormal TX1 Lit TRMI RCV2 is normal Not lit TRMI RCV2 is abnormal TX2 Lit TRM2 RCV1 is normal Note 1 Not lit TRM2 RCV1 is abnormal Note 1 Note 1 When the SN325 operates a terminal station this LED is normally not lit TOSHIBA 6F3B0356 e Station number setting switches Used to set the station number allowable setting is 1 to 64 The setting status is read at power on STNH 10 s digit digit Loader port Used to connect the S LS or T PDS for remote programming monitoring T2N PU245N changes DIP switch P S ON e Transmission cable connector s Used to connect optical fiber cables see Section 4 Resetswitch only 5 325 Used to reset a SN325 TOSHIBA 6F3B0356 13 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 cable that is the same cable as for T PDS The following are the details of the menu Select an int
25. ates a time used to limit the response time from the remote station in 0 1 second units 0 0 0 1 to 3276 7 seconds Use the user specified value 1 Use the default value of 30 seconds 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 Meaning RID Meaning 0000H XW YW registers 05H Fregister 0 8191 1 0001H W register 06H register 0 65535 2 0002H LW register 0007H T register 3 0003H RW register 0008H register 3 0004H D register 0009H SW register 1 Includes the expansion registers One bank has 8k words 0 to 8191 F 7 0 05H Bank number 00H T2N internal registers F0000 to F1023 01H to 03H Expansion F registers F0000 to F8191 2 Includes the expansion F registers Only T3H One bank has 64K words 0 to 65535 F 7 0 Bank number 00H T3H internal registers F0000 to F32767 01H Expansion F registers IC card F0000 to F65535 02H Expansion F registers IC card F0000 to F57343 TOSHIBA 6F3B0356 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 regist
26. ation 2 stations Note 1 TITO Include of S20LP port Scan transmission 4096 words capacity 2 Link register W 2048 words in T2N T3H is assigned Message transmission S LS primary secondary support T PDS primary secondary T series Computer Link Protocol secondaty RAS information Station status Online Standby map S20LP port SN325 Consumed current S20LP port 1 5 A or less SN325 800 mA or less internal 5Vdc Note 1 A T3H which has two S20LP stations can work as a bridge station for two S20LP layers 4 TOSHIBA 6F3B0356 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 data of prespecified area of the common memory All other stations receive the data and store them into their common memory Therefore the common memory in each station is totally updated in a transmission cycle The common memory is allocated to the Link register W in the T2N T3H The size of the link register is 2048 words The link register is a part of common memory By simply reading writing data from to the Link registers high speed data linkage is achieved
27. c C24 Start with Standby mde Scan Transmission Enable disable the Scan transmission Select Enable to use the Scan transmission function 5 Access Scan data synchronization 1 word or 2 words If 2W 2 words is selected data synchronization of double word data lower even and higher odd addresses is achieved In this case 2W setting is needed both on the sender and receiver stations Also if 2W is selected Send Start Address and Send Word Number must be even number Message Transmission Enable disable the Message transmission The Message transmission is used for S LS remote setting monitoring T PDS remote programming T series computer link protocol and PC link protocol Normally select Enable e Startwith Standby mode When this space is not checked Scan transmission is automatically started at power up When this space is checked Scan transmission is not started until Online request is issued by S LS Normally no check 25 TOSHIBA e Target Scan Time 6F3B0356 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 S20LP network layer The Target Scan time can be selected from the combo box select the target cycle time you wan
28. ck 9 0512 to 0575 Block 25 W1536 to W1599 Block 10 W0576 to W0639 Block 26 W1600 to W1663 Block 11 W0640 to W0703 Block 27 W1664 to W1727 Block 12 W0704 to W0767 Block 28 W1728 to W1791 Block 13 W0768 to W0831 Block 29 W1792 to W1855 Block 14 W0832 to W0895 Block 30 W1856 to W1919 Block 15 W0896 to W0959 Block 31 W1920 to W1983 Block 16 W0960 to W1023 Block 32 W1984 to W2047 S20LP s Data send block are different LINK is normal assignment setting GLOBAL is the setting for multi layers Scan transmission effective only in T3H TOSHIBA 6F3B0356 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 s digit setting and STNL is for 1 s digit setting For example STNH 1 4 Station number is 15 STNL 5 3 2 Settings on T PDS The following settings are necessary for the T2N T3H on which the S20LP station is mounted 1 TO allocation Allocate the S20LP station as TL S lt T PDS screen example 1 gt P PLC A I O Allocation A I O Allocation Allocation x Allocation List Unit m Sot ne Te Sie TmeDeiion 0 5 Setup Clear Automatic 170 Allocat
29. dress 1F44H on the S20LP dual port memory must be set ON To set the S20LP dual port memory use the write instruction Detailed information of write instruction see T series Instruction Set Ladder SFC UM TS03 E004 Setting the data send block by S LS On each station the data send block is prespecified by using the S LS This setting is made by entering the starting addess and the size number of send words On a station up to two data send blocks can be specified see Section 3 3 allocation and network assignment by T PDS On each T2N T3H the I O allocation for S20LP station and the network assignment are necessary By using the T PDS s I O allocation function allocate the S20LP station as TL S T3H or E S T2N And by using the T PDS s Network assignment function assign set LINK or GLOBAL the Link registers W to the S20LP station s common memory from 0 to 2048 Block by Block see Section 3 2 6F3B0356 T2N T3H accesses the common memory only for the assigned Blocks This Block and Block 1 0000 to W0063 Block 17 W1024 to W1087 Block 2 0064 to 0127 Block 18 W1088 to W1151 Block3 W0128 to W0191 Block 19 W1152 to W1215 Block 4 W0192 to W0255 Block 20 W1216 to W1279 Block 5 0256 to 0319 Block 21 W1280 to W1343 Block 6 W0320 to W0383 Block 22 W1344 to W1407 Block 7 W0384 to W0447 Block 23 W1408 to W1471 Block 8 W0448 to 0511 Block 24 W1472 to W1535 Blo
30. dware Error Possible error message are as follows Error code Error message meanings Watch dog timer error Watch dog timer error occured 8H Ovmn Reception transaction is overrun 20H 40H Jabber timeout Abnormal long frame 500ms or more was transmitted 60H Hardware error CPU RAM ROM or peripheral LSI is abnormal Station number illegal 6FH Undefined instruction CPU could not execute the instruction executing Receive buffer overflow Receive buffer overflow occurred If these errors cannot be reset by power off on again except Station number illegal replace the station 4 TOSHIBA 6F3B0356 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 2 Instruction format The format of XFER instruction Input Output A XFER B gt C Function When the input is ON data block transfer is performed between the source which is indirectly designated by A and A 1 and the destination which is indirectly designated by C and C 1 The transfer size number of words is designated by B The transfer size is 1 to 256 words Input Operation OFF No execution ON Normal execution When error is occurred 3 Operand Operand T ET
31. ended station in the Station Connection Diagram window for display and specify the window in the menu or the toolbar File Display Scan Address List Displays the Scan Address List window Display Station Down Information Displays Down Information when the local station is downed Save Files All Station s Information Saves the setup information of all stations in the file Exit Terminates the application Menu Setting Information Displays the Setting Information window Data Access Displays the Data Access window RAS Information Online Map Displays the Online Map window Scan Healthy Map Displays the Scan Healthy Map window Loop Map Displays the Loop Map window Station Status Displays the Station Status window Station Down Information Displays the Station Down Information RAS Counter Information Displays the RAS Counter Information Online Standby Request Displays the Online Standby Request window Test Request Displays the Test Request window Option Station Display Position Registration Registers the display positions of the stations rearranged Display Reflects the display positions of the registered stations in the window Normal Displays the stations rearranged in the ascending order of smaller display position numbers Communication Environment Setting Displays the Communication Environment Setting window Window Display Small Size Displays the Station Connection Diagram in
32. ers 512 to 999 The T3H has the expansion T register but the T2N does not have c Status See 7 3 5 for details on bits C D E and F E D C B 9 6 5 4 3 2 1 0 B CLI T ERELLO B 1 Detailed information Only valid when TermSTS OBH d Important items command number 0000H is the same as the Data Read e transfer size error TermSTS 09H occurs if the transferred register data length exceeds the range 1 to 128 words or 1 to 83 words for the T and C registers A register designation error TermSTS 01H occurs if a value other than a stipulated value is designated for the register type codes Register type self target station e A register designation error TermSTS 01H occurs if 0007H the T register is designated for the local station register type code and a register other than T register is designated for the remote station register type code This also holds for the C register boundary error TermSTS OAH occurs if a range spanning both base T registers 0 to 511 and the expansion T registers 512 to 999 is designated for the T register For data storage registers a boundary error occurs if the designated area leading address register range does not exist in either the local or remote stations Local station TermSTS OAH Remote station TermSTS 8AH response time out error TermSTS 02H occurs if the response time from the remote s
33. ge 1 to 128 words 1 to 83 words for the T and C registers register designation error TermSTS 01H occurs if a value other than a stipulated value is designated for the register type codes Register type self target station register designation error TermSTS 01H occurs if 0007H the T register is designated for the local station register type code and a register other than T register is designated for the remote station register type code This also holds for the C register boundary error TermSTS OAH occurs if a range spanning both the base T registers 0 to 511 and the expansion T registers 512 to 999 is designated for the T register For data storage registers a boundary error occurs if the designated area leading address register range does not exist in either the local or remote stations Local station TermSTS OAH Remote station TermSTS 8AH e response time out error TermSTS 02H occurs if the response time from the remote station exceeds the time designated by the response time limit 2259 TOSHIBA 6F3B0356 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 9 8 7 6 5 4 3 2 1 O0 0 Write enabled swoz rm ww write protected Special registers E E Input output registers
34. ion Online 1 0 Module Replacement Toggle Address Number of Words 14 TOSHIBA 6F3B0356 2 Network assignment a Set LINK for the Blocks to be assigned lt Setting example gt S20LP station T2N T3H Network W registers assignment Block 1 Block 2 W064 127 Block 3 W128 191 Block 4 common memory Receive 100 230 Block 5 W256 319 Block 32 W1983 2047 Receive LM ess 2047 15 TOSHIBA 6F3B0356 lt T PDS screen example 2 gt m P PLC A I O Allocation N Network Assignment Ix Network Assignment TL F TOSLINE F10 TL S TOSLINE S20 Low Cancel Help Setup Clear AllClear Network Assignment TL F TOSLINE F10 Help Setup Clear AllClear ssie 2 TOSHIBA 6F3B0356 b If two S20LP stations are mounted on the 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 gt CH1 CH1 CH2 CH2 Network S20LP station T3H S20LP station Network assignment common memory W registers common memory assignment LINK Send LINK Receive Receive LINK LINK Send LINK LINK Block 6 Block 32 Receive LINK Em e pn WA a e TOSHIBA 6F3B
35. le register construction RW090 Execution count designation 1 to 32767 091 Operation when a comparison error occurs continue 0 stop 1 RW092 Transfer register data length 1 to 128 words RW093 Write time transfer source register type self station RWO094 Write time transfer source leading address self station 095 Write time transfer destination register type read time readout source register type target station RW096 Write time transfer destination leading address read time readout source leading address target station RW097 Read time storage register type RWO0908 Read time storage register leading address This ladder program is executed by turn on the R0520 A contact TOSHIBA 6F3B0356 R0520 0090 bY 555 5 5 5 5 5 55555555555 PC Link preparation R0520 00010 MOV 090 100000 MOV RW091 00064 MOV RW092 Number of executions Operation on error occurrence Transfer data length 00004 MOV RW093 _ 01000 MOV RW094 Transmission source register type leading address 00004 MOV RW095 102000 MOV RW096 Transfer destination register type leading address 00004 MOV RW097 103000 MOV RWO098 Storage register type leading address Data preparation R0090 RO009F R0091 1 00004 MOV D0901 100900 MOV D0902 00000 MOV D0918 D0946 MOV D0900 1RW093 MOV D0916 RW094 MOV 00917 00001 MOV D0990 R0098 R0098
36. low Target cycle time is shortage TOSHIBA 6F3B0356 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 station status 1 word SW111 CH2 station status only T3H 1 word SW112 CH1 online map 4 words SW116 CH2 online map only T3H 4 words SW120 CH1 standby map 4 words SW124 CH2 standby map only T3H 4 words SW128 Loop map only T2N 32 words TOSHIBA 6F3B0356 1 Station status Indicates the status of the S20LP station mounted on the T2N T3H F ED CB A9 8 7 6 5 4 3 2 1 DOWN mode OFFLINE mode STANDBY mode ONLINE mode LOOP2 reception disabled LOOP2 reception enabled LOOP1 transmission disabled LOOP1 transmission enabled LOOP1 reception disabled LOOP1 reception enabled LOOP2 transmission disabled LOOP2 transmission enabled c TT ll no Ot os e cogn Repeat status Cut status Terminal station mode General station mode x i I Scan transmission disabled Scan transmission enabled Il 1 Master station 0 Slave station 1 Test in progress 2 Online map Indicates the online stations the S20LP network SW112 SW116 SW113 SW117 SW114 SW118 SW115 S
37. nd following tables TermSTS and Part2 and detailed information show the detailed information register B 1 B B 1 Detailed information F ED CBA 9 8 7 6 5 4 3 2 EE E E ERA ES ER ER ER ERI ES TermSTS Only on an error 0 Error occurred at local station 1 Error occurred at remote station Initial state US i 5 requesting Transmission port bus m P 2 Send complete and while waiting Normal complete response Error complete 3 Complete abn Note 6 The user program must set bits C and D to 0 before first activating a SEND RECV instruction Failure to do so will cause the SEND RECV instruction to not complete Also do not write to the status during instruction execution This will cause the SEND RECV instruction to not complete c 4G TOSHIBA TermSTS TermSTS Status 00H Normal complete 01H Register designation error 02H Response timeout 03H Parameter error 04H Register write protect 05H Reserved 06H Module error Initialization in progress 07H No send channel CH 08H Invalid station number 09H Transfer size error OAH Boundary error 0BH Transmission error OCH 10 no answer error card designation error T3H Reserved T2N Retry timeout error OFH Reserved Meaning 6F3B0356 Occurs if a register other than XW YW W LW RW D T C or SW is designated as the data storage register in one ofthe following reque
38. ng address target station Remote station leading address A 7 Response time limit Response time limit 1 Transferred register data length Designates the transmission data length in word units 1 to 128 words 2 Local station register type code This code indicates the type of register in which the local station transmission source data is stored 3 Local station leading address Designates the leading address of the register designated by the local station register type code 4 Remote station register type code This code designates the type of register at the remote station to which the transmitted data will be written see 7 3 6 Local station register code 5 Remote station leading address Designates the leading address of the register designated by the remote station register type code TOSHIBA 6F3B0356 6 Response time limit Designates a time used to limit the response time from the remote station in 0 1 second units 0 0 Use the user specified value 0 1 to 3276 7 seconds 1 Use the default value of 30 seconds c Status See 7 3 5 for details on bits C D E and F E D C B A 9 7 6 5 4 3 2 1 0 B ISISISISI B 1 Detailed information Only valid when TermSTS OBH d Important items command number 0000H is the same as the Data Write transfer size error TermSTS 09H occurs if the transferred register data length exceeds the ran
39. on state until the output goes to the on state Note 4 After instruction execution terminates it is possible to start execution again by applying a new input 4 Transfer parameters A The data required for a request to the S20LP station is set up in an area that starts in the register indicated by A Then the application executes a SEND or RECV instruction Here we present an overview of the structure of the transfer parameters 2L A AH Module designation Command number Normally OH request to loopback 000FH Parameters This data differs depending on the type of the request to the S20LP station Module designation Designates the S20LP module in the T2N T3H 2 Module ID Must be set to 2 for an S20LP station Ll channel number The values 1 and 2 are allocated in order starting closest to the T3H T2N must be set to 1 station number This two digit field set to another station number Note 5 Do not modify the contents of the transfer parameters while an instruction execution is in progress 48 TOSHIBA 6F3B0356 5 Status B The status during the execution of a SEND or RECV instruction and after that instruction terminates is stored in the register shown at B When TermSTS OBH the detailed information S20LP station error information will be loaded into the registers indicated at location B 1 The following figure shows the structure of the status information register B a
40. on capacity Parameter setting tool Note 1 SBR22 is the long distance repeater for S20LP Max 64 stations km between stations 4 km between stations connecting SBR22 30 km system totla 4096 words 1024 words station S LS runs on personal computer Transmission line 2 Loop 2 The data is sent from OTR2 to OTRI OTR2 CEST TOSHIBA 6F3B0356 12 Station hardware e Overview T2N include of S20LP Port PU 245N RUN FLT ERUN ET REACC DIP switches for CPU LOADER port Status LEDs for Ethernet Port Status LEDs for S20LP Port Station number setting switches For S20LP Port Transmission cable connectors For Ethernet Port TOSHIBA 6F3B0356 Status LEDs Reset switch Station number setting switches Transmission cable connectors O LOADER port TOSHIBA 6F3B0356 Status LEDs Indicate the status of the S20LP station see Section 5 3 S20LP port for T2N PU245N SRUN Station is normal Down mode SONL Online mode Scan transmission is executing Standby mode Scan transmission is not executing Offline mode Scan transmission is not executing SACC T2N is accessing the port T2N is not accessing the port For SN325 STN Lit Station is normal Not lit Down mode ONL Lit Online mode Scan transmission is executing Blink Standby mode Scan transmission is not executing Not lit Offline mode Sc
41. ored at B 1 Occurs if the T2N T3H cannot access S20LP station Occurs if an error occurs when the T3H IC card is being used as register expanded F register in one of the following request See the T3H Instruction Manual Request Register read write 1 Occurs if IC card is not setting up 2 IC card type error 3 Register write protected Occurs ifa T2N retransmission times out 50 TOSHIBA 6F3B0356 Detailed Information Send completion status Error Description Normal complete The remote station normally received message frame from local station Busy The remote station is standby Timeout The answer frame for transmitted message frame no returned from remote Station on time Length error Incorrect message frame length in remote station Station mode error DOH The local station is Offline Transmission prohibited state EQH The local station cannot transmit message in the message transmission local station prohibited state Transmission prohibited state E8H The remote station cannot transmit message in the message transmission remote station prohibited state Format error FOH Occurs when there is a format error in the request text Note 7 The code detailed information number when SEND RECV instruction is completed indicates send completion status 5 TOSHIBA 6F3B0356 6 PC link protocol transmission Data write The T series PC link protocol allows a T2N or T3
42. p x lt Online gt Online Mode Standby Mode No Mark Offline or No Station 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 O Red Standby mode Blank Offline mode or not existing This information is read out from the S LS connecting station every three seconds TOSHIBA 6F3B0356 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 B Station Connections Loop Type loj x File Menu Option 0 Window 40 Help H Bad Station Connections gt elf Station Statinn No fl1 fiffline TOSHIBA 6F3B0356 2 Station status The operation status of the specified station can be monitored as follows 1 Select the Station Number RGV2 THI Gondition 00000000000 2 Click the Status Display RGV2 TXI Condition Enable 40 TOSHIBA 6F3B0356 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 2 Station Down Information x Station Down Information gt _ Station Number 1 64 Jor own Information Har
43. s 8 Control Stop Bits 1 Cancel 2 Help Note 1 When connecting on single layer the Layer 2 Station No should be set as 0 Note 2 The Parity is fixed as even 64 TOSHIBA 6F3B0356 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 S20LP ME ES E N STN 1 STN 2 STN 1 STN 3 T2N 520 820 520 T3H S20 LP LP LP LP S Y S20LP LZ LL DILLO cc 3 STN 2 STN43 T2N S20 520 LP LP T PDS Setup options screen Network Setup X Communication Parameter x Layer 1 Station No Layer 2 Station No EE Note 1 The Layer 1 Station No specifies the bridge station and the Layer 2 Station No specifies the target station on the second layer Note 2 Only T3H is available for the bridge station Note 3 The Parity is fixed as even
44. sts Requests Remote station loopback Register read write In a register read or write request the request designated a read or write from a T register to a register other than a T register This also applies to C registers Occurs if a response is not received within the designated time for a remote station loopback or register read write request Occurs if a value other than 2 is designated for the module ID Occurs if a value other than 1 T2N T3H or 2 T3H is designated for the channel number Occurs if an attempt to write is made when the remote registers were write protected Occurs if an attempt to read is made when the local registers were write protected Occurs if the module is down Occurs if the master station of PC link times out Occurs if the module is initializing Occurs if the corresponding S 20LP station is not installed Occurs if the local station address designated 0 or over 64 Occurs if the remote station address was set up the same local station address Occurs if either 0 or 129 or more words were designated for either a register read wri e ora remote station loopback request Occurs if the specified area start address register range does not exist in the T2N T3H data storage registers Requests Remote port loopback Register read write Occurs if the S20LP station returns an error response Detailed information the S20LP station response status is st
45. t to set Click on the OK or Renew button The data you set is transmitted to the corresponding station 3 07 4 10 5 12 6 14 7 17 8 19 9 22 10 2 11 3 12 3 13 3 14 3 15 4 16 3 20 5 24 6 28 7 32 8 36 9 41 0 45 1 49 2 53 2 57 3 61 4 Note 1 If Message transmission cannot work normally or a S20LP station becomes Error down by Receive buffer overflow the time for Message transmission is not enough In such case increase the Target Scan time value When the settings are correctly written into the S20LP station s EEPROM it is displayed on the screen as below Setting Information x fe i Setting Complete 6 Change connection to other stations and repeat 2 to 5 S LS remote setting without changing connection is also available by selecting the station number In this case change the station mode to STANDBY by S LS before setting After all setting complete change the station mode to ONLINE by S LS 26 TOSHIBA 6F3B0356 3 4 Data linkage example STN 1 STN 2 STN 3 520 VO 520 10 820 10 LP LP LP No use W0249 W000 Send gt Receive gt W0199 W0250 Receive lt Send W0299 W0200 Receive W0300 No use No use W2047 common memory No use No use 2k words Link register W can not use Common memory over 2048 words STN 1 T3H sends 200 words data W0000 to W0199 to STN 2 and 3 T2Ns STN 2 T2N
46. tation exceeds the time designated by the response time limit 54 TOSHIBA 6F3B0356 e 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 9 8 7 6 5 4 3 2 1 0 0 Write enabled swoe7 _ iwi rm JRW W XW YW write protected Special registers ae Input output registers Counter registers Link registers Timer registers Link relay registers PC internal file registers Auxiliary registers Expansion file registers IC card Data registers write operation is not synchronized with the remote station T2N T3H scan operation TOSHIBA 6F3B0356 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 instruction a Function The register data designated by the remote station T2N T3H is read to the designated register on the local station T2N T3H b Transfer parameters A Module designation Command number Normally request to loopback 000F H 2 1 Transfer register data length 1 to 128 words A 3 2 Local station register type code A 4 3 Local station leading address A 5 4 Remote station register type code i 5 6 A 6 Leadi
47. the power off stations S20LP loop No 1 m SR Power off OTR1 OTR2 OTR2 OTR1 Power off S20LP loop No 2 Transmission cable breakage If both transmitter and receiver lines are broken 1 or if one of the two lines is broken 2 the S20LP system will cut off the broken lines Broken lines OTR1 OTR2 X OTR2 As 1 2 ToS20LP STN zh 325 TOSHIBA 6F3B0356 5 2 Self diagnostic function The S20LP station has the following self diagnostic function e Atinitialization at power on Diagnostic item Station operation abnormal ROM BCC check RAM read write check CPU and peripheral LSI check Station number check Transmission parameter EEPROM check e During operation Station moves into Down mode Communications with other stations are not possible This state will be reset by power off on SN325 T2N or pressing Reset switch SN325 Station moves into Standby mode In this state scan transmission is not possible but message transmission is available Station waits for transmission parameter setting Diagnostic item Station operation abnormal Watch dog timer check Abnormal timer check jabber timer check Receive frame check CRC check Response check No signal state check Station moves into Down mode Communications with other stations are not possible This state will be reset by power off on SN325 T2N or pressing Reset switch
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