Appendix A System Functions
A.1.1 Basic Specifications
A-2
A.1 SEND MESSAGE Function (MSG-SND)
A.1.1
Basic Specifications
* Set the communications protocol (PRO-TYP) to MEMOBUS (=1) if
transmission is to be performed using the MELSEC or OMRON proto-
col. Protocol is converted by the communications device (217IF or
218IF).
Function
Name
MSG-SND
Function Sends a message to the remote station on the line specified by the COMMUNICA-
TIONS DEVICE TYPE command (DEV-TYP). Supports multiple protocols.
The EXECUTION command (EXECUTE) must be held ON until COMPLETE or
ERROR turns ON.
Communications devices: 215IF, 217IF, 218IF, serial, SVB-01
Protocols: MEMOBUS, no-protocol
Function
Definition
I/O
Definitions
No. Name I/O Designation Description
Inputs 1 EXECUTE B-VAL SEND MESSAGE command
2 ABORT B-VAL SEND MESSAGE ABORT command
3 DEV-TYP I-REG Communications device type
215IF = 1, 217IF = 5, 218IF = 6,
Serial = 8, SVB-01 = 11
4 PRO-TYP I-REG Communications protocol
MEMOBUS = 1*
No-protocol 1 = 2
No-protocol 2 = 3
5 CIR-NO I-REG Line number
215IF = 1 to 8, 217IF = 1 to 24
218IF = 1 to 8, Serial = 1 to 2
6 CH-NO I-REG Transmission buffer channel number
215IF = 1 to 13, 217IF = 1
218IF = 1 to 10, Serial = 1
7 PARAM Address input Leading address of setting data
(MW, DW, #W)
Outputs 1 BUSY B-VAL Message is being sent.
2 COMPLETE B-VAL Message transmission has been com-
pleted.
3 ERROR B-VAL Error has occurred.
MSG-SND
EXECUTE BUSY
ABORT COMPLETE
DEV-TYP ERROR
PRP-TYP
CIR-NO
CH-NO
PARAM