Pin	Name	Dir	Description
1	/RESET	→	Reset
2	GND		Ground
3	DD7	←→	Data 7
4	DD8	←→	Data 8
5	DD6	←→	Data 6
6	DD9	←→	Data 9
7	DD5	←→	Data 5
8	DD10	←→	Data 10
9	DD4	←→	Data 4
10	DD11	←→	Data 11
11	DD3	←→	Data 3
12	DD12	←→	Data 12
13	DD2	←→	Data 2
14	DD13	←→	Data 13
15	DD1	←→	Data 1
16	DD14	←→	Data 14
17	DD0	←→	Data 0
18	DD15	←→	Data 15
19	GND		Ground
20	KEY		Key
21	n/c		Not connected
22	GND		Ground
23	/IOW	→	Write Strobe
24	GND		Ground
25	/IOR	→	Read Strobe
26	GND		Ground
27	IO_CH_RDY	←	�
28	ALE	→	Address Latch Enable
29	n/c		Not connected
30	GND		Ground
31	IRQR	←	Interrupt Request
32	/IOCS16	?	IO ChipSelect 16
33	DA1	→	Address 1
34	n/c		Not connected
35	DA0	→	Address 0
36	DA2	→	Address 2
37	/IDE_CS0	→	(1F0-1F7)
38	/IDE_CS1	→	(3F6-3F7)
39	/ACTIVE	→	Led driver
40	GND		Ground