Advantech PCI-6872 user manual Parallel Port ConnectorCN4, Floppy Disk Drive Disk connector CN3

B.2 Parallel Port Connector(CN4)

Table B.2: Parallel Port connector (CN4)

Pin	Signal	Pin	signal
1	STB	2	AFD*
3	D0	4	ERR
5	D1	6	INIT*
7	D2	8	SLIN*
9	D3	10	GND
11	D4	12	GND
13	D5	14	GND
15	D6	16	GND
17	D7	18	GND
19	ACK*	20	GND
21	BUSY	22	GND
23	PE	24	GND
25	SLCT	26	GND

*low active

B.3 Floppy Disk Drive Disk connector (CN3)

Table B.3: Floppy Disk Drive Connector (CN3)

Pin	Signal	Pin	Signal
1	VCC	2	INDEX
3	VCC	4	DRIVE SELECTA
5	VCC	6	DISKE IE CHANGE
7	VCC	8	NC
9	NC	10	MOTOR A ON
11	NC	12	DIRECTION SELECT
13	NC	14	STEP
15	NC	16	WRITE DATA
17	GND	18	WRITE GATE
19	GND	20	TRACK 00
21	GND	22	WRITE PROTECT
23	GND	24	READ DATA
25	GND	26	HEAD SELECT

93 Appx.B