Appendix C, Communications, Other, Peripheral Port

System Setup, Auxiliary Area Allocations, and Built-in I/O Allocations				Appendix C
Other

Address	Bits	Name	Function		Controlled by

A401	08	Cycle Time Too Long	Turns ON if the cycle time exceeds the maximum cycle time set in the		Module
		Flag (fatal error)	System Setup (the Watch Cycle Time).

A404	05	Constant Cycle Time	Turns ON when the actual cycle time exceeds the specified constant
		Exceeded Flag	(minimum) cycle time.
	06	Sync Cycle Time Too	Turns ON when one of the Modules exceeds the specified sync cycle
		Long Flag	time. (Coordinator Module only)

A509	15	Constant Cycle Time	Used to enable the constant cycle time function again after the con-		User
		Exceeded Error Clear	stant cycle time has been exceeded.
		Bit

Allocations Related to DM Data Transfer (Coordinator Module Only)

Address	Bits	Name	Function	Controlled by

A530	00	DM Write Request Bit	DM data transfer is executed from the Coordinator Module to Motion	User
		(Coordinator Module to	Control Module when this bit turns ON.
		Motion Control Module)

	01	DM Read Request Bit	DM data transfer is executed from the Motion Control Module to Coor-
		(Motion Control Module	dinator Module when this bit turns ON.
		to Coordinator Module)

A531	00 to 15	Slot No. of Motion Con-	Specifies the slot number (in 4-digit hexadecimal) for the Motion Con-
		trol Module for DM	trol Module with which DM data is to be transferred.
		Transfer	0001: Motion Control Module #1
			0002: Motion Control Module #2
			0003: Motion Control Module #3
			0004: Motion Control Module #4

A532	00 to 15	DM Transfer Size (num-	Specifies the size, in number of words, of the DM data to be trans-
		ber of words)	ferred.
			0001 to 01F3 hex (1 to 499 words)

A533	00 to 15	First DM Transfer	Specifies the first address of the DM transfer source in the Coordinator
		Source Word	Module or Motion Control Module.
			0000 to 7FFF hex

A534	00 to 15	First DM Transfer Desti-	Specifies the first address of the DM transfer destination in the Coordi-
		nation Word	nator Module or Motion Control Module.
			0000 to 7FFF hex

A535	14	Transfer Error Flag	Turns ON when a DM data transfer error occurs.

	15	Transfer Busy Flag	Turns ON during DM data transfer and turns OFF when the transfer
			has been completed.

Communications

Address	Bits	Name	Function	Controlled by

A412	02 to 05	Peripheral Port Error	Indicates the status of the error flags that turn ON when an error has	Module
		Flags	occurred at the peripheral port.

	08	Peripheral Port Commu-	Turns ON when a communications error has occurred at the peripheral
		nications Error Flag	port.

	15	Peripheral Port Settings	Turns ON while the peripheral port’s communications settings are
		Changing Flag	being changed.
A502	01	Peripheral Port Restart	Turn this bit ON to restart the peripheral port.	User
		Bit	This bit is turned OFF automatically when the restart processing is

			completed.

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