Yaskawa Ladder Works Programming Manual - Manual (Page 192)

9.7 Send Message Function (MSG-SND)
9-17
■ Status (PARAM01)
Output the status of the transmission unit.
Bit Assignment
RESULT
COMMAND
REQUEST
PARAMETER
F E D C B A 9 8 7 6 5 4 3 2 1 0
COMMAND
Command list is described below.
Code Symbol Meaning
1 U_SEND Send generic message
2 U_REC Receive generic message
3 ABORT Forced interruption
8 M_SEND Send MEMOBUS command ... completed upon receipt of response.
9 M_REC Receive MEMOBUS command ... accompanies sending of response.
C MR_SEND Send MEMOBUS response.
RESULT
Symbol and Meaning of the Result list is described Table 9.7.
Table 9.7 Result List
Code Symbol Meaning
0 –– Executing
1 SEND_OK Sending has been completed correctly.
2 REC_OK Receiving has been completed correctly.
3 ABORT_OK Completion of forced interruption
4 FMT_NG Parameter format error
5 SEQ_NG,
or INIT_NG
Command sequence error
The token has not been received yet. Not connected to a
transmission system.
6 RESET_NG,
or O_RING_NG
Reset state
Out-of-ring. The token could not be received even when the token
monitor time was exceeded.
7 REC_NG Data receive error (error detected by a program of a lower rank)
PARAMETER
One of the error codes of Table 9.8 is indicated if RESULT = 4 (FMT_NG). Otherwise, this
indicates the address of the called station.
Table 9.8 Error Codes List
Code Error
00 No errors
01 Station address is out of range.
02 Monitored MEMOBUS response receiving time error
03 Resending count setting error
04 Cyclic area setting error
05 Message signal CPU No. error
06 Message signal register No. error
07 Message signal word count error