PC Card ATA

This specification makes it possible to share ATA & PC Card with the same connectors.

Pinout

68 PIN ??? MALE at the controller.

68 PIN ??? FEMALE at the peripherals.

Pin	Name l	Host	Dir	Dev	PC-Card equiv
1	Ground	x		x	Ground
2	DD3	x		x	D3
3	DD4	x		x	D4
4	DD5	x		x	D5
5	DD6	x		x	D6
6	DD7	x		x	D7
7	/CS0	x		x	/CE1
8				i	A10
9	/SELATA	x		x	/OE
10
11	/CS1	x		x 1)	A9
12				i	A8
13
14
15				i	/WE
16	INTRQ	x		x	/READY:IREQ
17	VCC	x		x	VCC
18
19
20
21
22				i	A7
23				i	A6
24				i	A5
25				i	A4
26				i	A3
27	DA2	x		x	A2
28	DA1	x		x	A1
29	DA0	x		x	A0
30	DD0	x		x	D0
31	DD1	x		x	D1
32	DD2	x		x	D2
33	/IOCS16	x		x	/WP:IOIS16
34	Ground	x		x	Ground
35	Ground	x		x	Ground
36	/CD1	x		x	/CD1
37	DD11	x		x	D11
38	DD12	x		x	D12
39	DD13	x		x	D13
40	DD14	x		x	D14
41	DD15	x		x	D15
42	/CS1	x		x 1)	/CE2
43				i	/VS1
44	/DIOR	x		x	/IORD
45	/DIOW	x		x	/IOWR
46
47
48
49
50
51	VCC	x		x	VCC
52
53
54
55	M/S-	x		x 2)
56	CSEL	x		x 2)
57				i	/VS2
58	/RESET	x		x	RESET
59	IORDY	o		x 3)	/WAIT
60	DMARQ	o		x 3)	/INPACK
61	/DMACK	o		o	/REG
62	/DASP	x		x	/BVD2:SPKR
63	/PDIAG	x		x	/BVD1:STSCHG
64	DD8	x		x	D8
65	DD9	x		x	D9
66	DD10	x		x	D10
67	/CD2	x		x	/CD2
68	Ground	x		x	Ground

x = Required.
i = Ignored by host in ATA mode.
o = Optional.
nothing = Not connected.
¹⁾ Device shall support only one /CS1 signal pin.
²⁾ Device shall support either /M/S or CSEL but not both.
³⁾ Device shall hold this signal negated if it does not support this function.

Contributions

• Joakim Ögren

Sources

• ATA-2 specifications