Omron FQM1-MMP21, FQM1-CM001, FQM1-MMA21 operation manual 339

System Setup, Auxiliary Area Allocations, and Built-in I/O Allocations						Appendix C
Address	Bits		Name		Function		Controlled by
A600	00 to 15	High-speed Counter 1 PV			Range: 8000 0000 to 7FFF FFFF		Module
					Note For a Linear Counter, high-speed counter over-
A601	00 to 15
					flows/underflows are checked when the PV is read
A602	00 to 15	High-speed Counter 2 PV
					(i.e., when Module internal I/O is refreshed).
A603	00 to 15
A604 to	00 to 15	High-	For following	PV of abso-	Contains the number of rotations data (PV) read from
A605		speed	counter modes	lute number	the Encoder when the SEN signal is input to the
		Counter	• Absolute linear	of rotations	Servo Driver.
		1	(CW−)		8000 0000 to 7FFF FFFF hex
			• Absolute circu-
			lar
			• Absolute linear
			(CW+)
			For following	Monitor data	• When monitoring counter movements (mode 1),
			counter modes		contains the absolute value of the amount of
			• Linear counter		change in the PV of the high-speed counter over
			• Circular		the specified sampling time as a 8-digit hexadeci-
					mal value (0000 0000 to FFFF FFFF hex).
			counter
					• When monitoring the counter frequency (mode 2),
					contains the frequency of the high-speed counter
					calculated from the PV of the high-speed counter
					between 0 and 7A120 hex (0 and 500 kHz).
A606 to	00 to 15	High-	For following	PV of abso-	Same as for A604 and A605 for high-speed counter
A607		speed	counter modes	lute number	1 except that measuring the high-speed counter fre-
		Counter	• Absolute linear	of rotations	quency is not possible for high-speed counter 2.
		2	(CW−)
			• Absolute circu-
			lar
			• Absolute linear
			(CW+)
			For following	Monitor data
			counter modes
			• Linear counter
			• Circular
			counter

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