CompoWay/F Master Protocol

Appendix B

 

 

 

CompoWay/F Message Frames and PMCR(260) Operands

The relationship between the CompoWay/F command and response frames and the operands of PMCR(260) is shown below, using communications sequence No. 600 as an example.

Command Frame

 

Variable

First read

No. of

Node No. Subaddress

type

address

elements

 

Command

Send data

 

PMCR(260) Instruction

PMCR(260)

#1600

S

D

Communications port: 1 Send/receive sequence number: 600 (0258 Hex)

S

Number of send data words

S+1

(Undefined)

Node number

S+2

 

 

S+3

Number of send bytes

S+4

 

 

S+5

Send data

S+6

 

 

Response Frame

Node No. Subaddress End code

Receive data

Response code

Read data

Response code

Receive data

PMCR(260) Instruction

PMCR(260)

#1600

S

D

D

Number of receive data words

D+1 Response code

D+2

Receive data

D+3

Send with ASCII Conversion, with Response: (Sequence No. 600)

This sequence converts the specified data beginning with the command code to ASCII and sends it to the specified Unit. The response is converted to hexadecimal and stored starting at the specified word.

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Omron CQM1H-SCB41 CompoWay/F Message Frames and PMCR260 Operands, Send with Ascii Conversion, with Response Sequence No