Measurement Specialties PC-CARD-DAS16/12AO manual Counter/pacer logic diagram

PC-CARD-DAS16/12AO User's Guide Functional Details

Control Register BASE + 6h

TRGPOL TRGSEL	TRGCLR	CLK2	CTR1			10K		5	39	CRT1 CLK
							5	10K	40
										CTR1 GATE
						GATE		OUT
						Counter 1			41	CTR1 OUT
	1/10
						CLK
	1/10	0				CLK		OUT
		1				Counter 2
						GATE
	10 MHz					CLK		OUT	47	A/D INTERNAL
	OSC					Counter 3				PACER OUT
						GATE
	Trigger								44	A/D PACER GATE
	Logic
									45	A/D EXTERNAL
										TRIGGER
			TS1	TS0		Control register
						BASE + 4h
	A/D Convert CLock		1	0	3
			MUX		2	Trigger				A/D EXTERNAL
					1				42
						Logic				CLOCK
					0
						S/W CONVERT

Figure 9. Counter/pacer logic diagram

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