CN_STATUS - connection status
This command returns the status of the connection selected with the ID of the CP
addressed by LADDR. If bit 15 (reset ID) is set, this is automatically reset (this action cor-
responds to the CMD 5 - CN_CLEAR_RESET).
RESULT Hex value/range Description
RESULT 1 0000 000xh Bit 3 ... 0: Codes for the send direction (excluded: 0010
b
)
Bit 0: Connection reserved for send and receive jobs
Bit 1: Send job being executed
Bit 3, 2: Previous job
00: No information
01: Send job completed successful
10: Send job not completed successfully
0000 00x0h Bit 7 ... 4: Codes for receive direction (excluded: 0010
b
)
Bit 4: Connection reserved for send and receive jobs
Bit 5: Receive job being executed
Bit 7, 6: Previous job
00: No information
01: Receive job completed successfully
10: Receive job not completed successfully
0000 0x00h Bit 11 ... 8: Codes for FETCH/WRITE
(excluded: 0011
b
, 0111
b
, 1000
b
, 1011
b
, 0010
b
)
Bit 8: Connection type
0: No FETCH connection
1: Connection reserved for FETCH jobs
Bit 9: Connection type
0: No WRITE connection
1: Connection reserved for WRITE jobs
Bit 10: Job status (FETCH/ WRITE)
0: Job status OK
1: Job status not OK
This ID is set in the following situations:
- The job was acknowledged negatively by the CPU
- The job could not be forwarded to the CPU because the connection was in
the "LOCKED" status.
- The job was rejected because the FETCH/WRITE header did not have the
correct structure.
Bit 11: Status of FETCH/WRITE job
0: No job active
1: Job from LAN active
CMD 1
VIPA SPEED7
Network Communication
Ethernet Communication > FC 10 - AG_CNTRL - Control CP 343
HB00 | OPL_SP7 | Operation list | en | 18-30 148
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