Omron CQM1H - PROGRAM

155
IR Area Section 3-2
3-2-4 Flags/Bits for an Inner Board in Slot 1 (IR 200 to IR 215)
Note When using an Inner Board or Communications Unit, do not write to the read
bits/words (R) specified in the Read/Write column of the following tables. Writ-
ing to these bits/words may produce unexpected results.
Serial Communications Board Flags/Bits
Word Bits Function Read/
Write
Communications
modes
IR 200 00 Serial Communications Board Hardware Error Flag R All modes
01 Port Identification Error Flag (hardware error) R
02 Protocol Data Error Flag RProtocol macro
03 to 10 Not used. R
11 Port 2 Protocol Macro Execution Error Flag R
12 Port 1 Protocol Macro Execution Error Flag R
13 Port 2 PC Setup Error Flag R All modes
14 Port 1 PC Setup Error Flag R
15 PC Setup Error Flag R
IR 201 00 to 03 Port 1 Error Code
0: Normal operation 1: Parity error 2: Framing error
3: Overrun error 4: FCS error 5: Timeout error
6: Checksum error 7: Command error
R All modes
04 Communications Error Flag R
05 Transmission Enabled Flag R Host Link or
No-protocol
06 Reception Completed Flag R
07 Reception Overflow Flag R
Sequence Abort Completion Flag RProtocol macro
08 to 11 Port 2 Error Code
0: Normal operation 1: Parity error 2: Framing error
3: Overrun error 4: FCS error 5: Timeout error
6: Checksum error 7: Command error
R All modes
12 Communications Error Flag R
13 Transmission Enabled Flag R Host Link or
No-protocol
14 Reception Completed Flag R
15 Reception Overflow Flag R
Sequence Abort Completion Flag RProtocol macro
IR 202 00 to 07 Port 1 Communicating with PT Flags (Bits 00 to 07 = PTs 0 to 7) R NT Link in 1:N
mode
Repeat Counter PV (00 to FF hexadecimal) R Protocol macro
00 to 15 Reception Counter (4-digit BCD) R No-protocol
IR 203 00 to 07 Port 2 Communicating with PT Flags (Bits 00 to 07 = PTs 0 to 7) R NT Link in 1:N
mode
Repeat Counter PV (00 to FF hexadecimal) R Protocol macro
00 to 15 Reception Counter (4-digit BCD) R No-protocol
IR 204 00 Port 1 Tracing Flag RProtocol macro
01 Port 2 R
02 to 05 Not used. R
06 Port 1 Echoback Disabled Flag (Only used for modem control in pro-
tocol macro mode. See note.)
R
07 Port 2 R
08 to 11 Port 1 Protocol Macro Error Code
0: Normal operation 1: No protocol macro function
2: Sequence number error 3: Reception data/write area
overflow
4: Protocol data grammar error
RProtocol macro
12 to 15 Port 2 R