AVEVA™ Communication Drivers

Address descriptions

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Address descriptions

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Last UpdatedSep 16, 2024
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The address descriptions consist of the register type, its item name and the allowable range of values, the default data type, allowable suffixes (if any), and allowable access methods.

Register Type	Item Reference		Length	Data Types	Access
Register Type	Item Name	Address Range	Length	Data Types	Access
CIO Auxiliary Relay	CIO A or AR	0000 to 6143	2 Bytes	Short, BCD	Read/Write
		0000 to 6142	4 Bytes	Long, DWord, LBCD, Float	Read/Write
		0000.00 to 6143.15 000 to 447	1Bit 2Bytes	Boolean Short, BCD	Read/Write Readonly
		448 to 959	2Bytes	Short, BCD	Read/Write
		000 to 446	4Bytes	Long, DWord, LBCD, Float	Readonly
		448 to 958 000.00 to 447.15	4Bytes 1Bit	Long,DWord, LBCD, Float Boolean	Read/Write Readonly
		448.00 to 959.15	1Bit	Boolean	Read/Write
Holding Relay Working Relay	H or HR W	000 to 511	2Bytes	Short, BCD	Read/Write
		000 to 510	4Bytes	Long, DWord, LBCD, Float	Read/Write
		000.00 to 511.15 000 to 511	1Bit 2Bytes	Boolean Short, BCD	Read/Write Read/Write
		000 to 510	4Bytes	Long, DWord, LBCD, Float	Read/Write
		000.00 to 511.15	1Bit	Boolean	Read/Write
Data Memory	D or DM	0000 to 32767	2Bytes	Short, BCD	Read/Write
		0000 to 32766	4Bytes	Long, DWord, LBCD, Float	Read/Write
		0000.00 to 32767.15	1Bit	Boolean	Read/Write
Expansion Data Memory	EM	A0000 to M32767 A0000 to M32766	2Bytes 4Bytes	Short, BCD Long, DWord, LBCD, Float	Read/WriteRead/Write
Expansion Data Memory	EM	A0000.00 to M32767.15	1Bit	Boolean	Read/Write
Present Value Counter	PVC	0000 to 4095	2Bytes	Short, Word, BCD	Read/Write
Present Value Timer	PVT	0000 to 4095	2Bytes	Short, Word, BCD	Read/Write

AVEVA™ Communication Drivers

Address descriptions

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Address descriptions

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