Toho-electronics TTM200 Manuel d'utilisateur

1 TOHO ELECTRONICS INC. Operation Manual, Communications (TOHO protocol and MODBUS) Model: TTM-200 Series Designation: Digital Controller

10 3.5 Description of codes  The codes from ① STX, ② address to ⑩ ERR type as indicated below are expressed in ASCII codes.  For the AS

11 ⑥ ETX This code is needed for the receiver to detect the end of a message. It is affixed to the end of a character string to be sent (except f

12 3.6 Communications precautions 3.6.1 Communications timing Set a sufficient response delay to make sure that this product is switched over fr

13 4. Examples of TOHO communications 4.1 Examples of communications to be read Example: Request message: This requests this product set at addres

14 4.2 Examples of communications to be written Example: Request message: This requests this product set at address 03 to set "the E1F settin

15 5. Settings regarding MODBUS communications 5.1 Overview Before communications is performed, initial settings must be made on this product. E

16 5.2 Setting a data length 5.3 Setting a stop bit length 5.4 Setting a parity 5.5 Setting a BCC check The BCC check is disabled. Stop bit

17 6. MODBUS communications control 6.1 Communications procedure This product returns a "response message" in response to a "requ

18 6.3 Composition of an RTU request message (transmitted from a high-level computer to this product)  For codes a) through i), see "6.5 Des

19 6.4 Composition of an RTU response message (transmitted from this product to a high-level computer)  For codes a) through h), see "6.5 De

2 Thank you very much for purchasing a TTM-200 Series (with communications). Please read this operation manual carefully and use this product correctl

20 6.5 Description of RTU codes  The codes from a) slave address to b) function code to h) error code shown below are expressed in 8-bit binary n

21 h) Error code If a message from a high-level computer is error-ridden, it will be incorporated in the "response message" from this p

22 6.6 Precautions on RTU communications 6.6.1 Communications timing Set a sufficient response delay to make sure that this product is switched

23 6.7 Example of CRC-16 calculations Following is an example of calculating CRC-16 with VisualBasic6.0. Variables are declared as shown below.

24 6.8 Composition of an ASCII request message (transmitted from a high-level computer to this product)  For the codes a) through g), see "6

25 6.9 Composition of ASCII response messages (transmitted from this product to a high-level computer)  For the codes a) through g), see "6.

26 6.10 Description of ASCII codes  The codes from a) start code to b) slave address to j) error type described below are expressed in ASCII code

27 j) Error code If a message from a high-level computer is error-ridden, it will be incorporated in the "response message" from this

28 6.11 Precautions on ASCII communications 6.11.1 Communications timing Set a sufficient response delay to make sure that this product is switc

29 6.12 Example of LRC calculations Following is an example of calculating LRC with VisualBasic6.0. Variables are declared as shown below. Vis

3 6. MODBUS communications control ... 17 6.1 Communications procedu

30 7. Loader communications 7.1 Communication procedure This product receives “request messages” from a high-level computer and returns “respons

31 3) A screen as follows will then pop up. Select “No, not this time.” and click “Next >.” 4) Next, a screen as follows wi

32 6) When a screen as follows pops up, click “Finish” 7) Next, a screen as follows will pop up. Select “No, not this time” an

33 9) Next, a screen as follows will pop up. Select “Include this location in the search”. Click “Next >” 10) When a scree

34 11) To know to which number communication port the loader cable has been allocated, refer to the port on the device manager.

35 8. Specifications 8.1 Communications standard category Compliant with EIA standard RS-485 8.2 Communications specifications 8.2.1 Communi

36 8.3 Types of loader communication standards: TTL 8.4 Loader communications specifications 8.4.1 Communication system Network: ...

37 9. Connections 9.1 RS-485 communications Host Computer (Master Station)Unit1 (Slave Station）Unit2 (Slave Station）Unit3 (Slave Station）A(+)B(-)A

38 10. Table of identifiers (codes)  For the setting range, options, initial values, and similar parameters, see the operation manual for this sys

39 Input 1 setting mode (set1) toho modbus Screen character Name Command Remark Identifier Absolute (DEC) Relative (hex) INP 40257 0100 INP1 Set an in

4 1. Before using the product 1.1 On this operation manual This is an operation manual regarding communications with a TTM-200 Series (hereinafter

40 Control setting mode (set4) toho modbus Screen character Name Command Remark Identifier Absolute (DEC) Relative (hex) BNK 41025 0400 bANK Switch to

41 Control setting mode (set4) toho modbus Screen character Name Command Remark Identifier Absolute (DEC) Relative (hex) FA2 41099 044A FAL2 Set an a

42 Out1 setting mode (set5) toho modbus Screen character Name Command Remark Identifier Absolute (DEC) Relative (hex) O1F 41281 0500 o1F Set an out1

43 Out4 setting mode (set8) toho modbus Screen character Name Command Remark Identifier Absolute (DEC) Relative (hex) O4F 42049 0800 o4F Set an out4 d

44 CT setting mode (set12) toho modbus Screen character Name Command Remark Identifier Absolute (DEC) Relative (hex) CI1 43073 0C00 CI1 Set a CT1 dete

45 Communication setting mode (set17) toho modbus Screen character Name Command Remark Identifier Absolute (DEC) Relative (hex) PRT 44353 1100 PRt Set

46 Priority screen setting mode (set19) toho modbus Screen character Name Command Remark Identifier Absolute (DEC) Relative (hex) PR1 44865 1300 PRI01

47 Bank setting mode (set20) toho modbus Screen character Name Command Remark Identifier Absolute (DEC) Relative (hex) B01 45121 1400 bNK01 Set bank s

48 Program function setting mode (set21) toho modbus Screen character Name Command Remark Identifier Absolute (DEC) Relative (hex) C/P 45377 1500 C/P

49 toho modbus Screen character Name Command Remark Identifier Absolute (DEC) Relative (hex) TST 48193 2000 Start/stop timer 1 RW 00000: Stop 00001:

5 2. Settings regarding TOHO communications 2.1 Overview Before communications is performed, initial settings must be made on this product. Ente

50 11. Table of ASCII codes Upper Lower 00h 10h 20h 30h 40h 50h 60h 70h 00h NUL DEL SPACE 0 @ P ` p 01h SOH DC1 ! 1 A Q a q 02h STX DC2 " 2 B R

51 TOHO ELECTRONICS INC. Head Office: 1-13-21 Tanashioda, Chuo-ku, Sagamihara-shi, Kanagawa 252-0245 Japan TEL

6 2.2 Setting a data length 2.3 Setting a stop bit length 2.4 Setting a parity 2.5 Setting whether to conduct a BCC check While in the &qu

7 3. TOHO communications control 3.1 Communications procedure This product returns a "response message" in response to a "request

8 3.3 Composition of a request message (transmitted from a high-level computer to this product)  For codes ① to ⑩, see "3.5 Description o

9 3.4 Composition of a response message (transmitted from this product to a high-level computer)  For codes ① to ⑩, see "3.5 Description