Omron CQM1H-SCB41 operation manual Control Bits, Flags, and Status Information

PC Setup SettingsSection 3-3

3-3	Control Bits, Flags, and Status Information
			Control bits, flags, and status information for the Serial Communications Board
			is available in the Inner Board Slot 1 area. The addresses in this area are as fol-
			lows:
			Inner Board Slot 1 Area: IR 200 to IR 207
			The following bits are often used in Protocol Macro Mode. Refer to 5-6 Control
			Bits, Flags, and Status Information for details.
Word	Bits			Function		Communications
						modes
IR 200	00	Serial Communications Board Hardware Error Flag				All modes
	01	Board Identification Error Flag (hardware error)
	02	Protocol Data Error Flag				Protocol macro
	03 to 10	Not used.
	11	Port 2 Protocol Macro Execution Error Flag
	12	Port 1 Protocol Macro Execution Error Flag
	13	Port 2 PC Setup Error Flag				All modes
	14	Port 1 PC Setup Error Flag
	15	PC Setup Error Flag
IR 201	00 to 03	Port 1	Error Code			All modes
			0: Normal operation	1: Parity error	2: Framing error
			3: Overrun error	4: FCS error	5: Timeout error
			6: Checksum error	7: Command error
	04		Communications Error Flag
	05		Transmission Enabled Flag			Host Link or
			Turns ON when transmission is enabled, OFF when transmissions			No-protocol
			are being processed for TXD(––).
			Use with flag as an execution condition for TXD(––) when using
			No-protocol or Host Link Mode.
	06		Reception Completed Flag
			Turns ON when receptions for RXD(––) have been completed in
			No-protocol Mode.
	07		Reception Overflow Flag
			In No-protocol Mode, turns ON when the next data is received before
			previous data is read out using RXD(––).
			Sequence Abort Completion Flag			Protocol macro
	08 to 11	Port 2	Error Code			All modes
			0: Normal operation	1: Parity error	2: Framing error
			3: Overrun error	4: FCS error	5: Timeout error
			6: Checksum error	7: Command error
	12		Communications Error Flag
	13		Transmission Enabled Flag			Host Link or
			Turns ON when transmission is enabled, OFF when transmissions			No-protocol
			are being processed for TXD(––).
			Use with flag as an execution condition for TXD(––) when using
			No-protocol or Host Link Mode.
	14		Reception Completed Flag
			Turns ON when receptions for RXD(––) have been completed in
			No-protocol Mode.
	15		Reception Overflow Flag
			In No-protocol Mode, turns ON when the next data is received before
			previous data is read out using RXD(––).
			Sequence Abort Completion Flag			Protocol macro

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