Advantech PCA-6774 user manual Table B.3 Floppy Connector CN3

B.3 Floppy Connector (CN3)

Table B.3: Floppy Connector (CN3)

Pin SignalPin Signal

1	GND	2	REDWC	2
3	GND	4	DS1
				4
5	GND	6	INDEX
7	GND	8	MOTOR A ON
9	DISKETTE	10	DRIVE SELECT B
	CHANGE
11	HEAD SELECT	12	DRIVE SELECT A
13	READ DATA	14	MOTOR B ON	18
				20
15	WRITE PRO-	16	DIRECTION
	TECT		SELECT
17	TRACK 00	18	STEP
19	WRITE GATE	20	WRITE DATA

1

3

17

19

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