Mitsumi CD-ROM 接口引脚定义图

Mitsumi CD-ROM 接口引脚定义图

Mitsumi CD-ROM 在光驱和接口卡侧的外观为 40 脚插针：

连接电缆外观为：

 

引脚定义

Pin	Name	Description
1	A0	Address Bit 0
2	GND	Ground
3	A1	Address Bit 1
4	GND	Ground
5	n/c	Not connected
6	GND	Ground
7	n/c	Not connected
8	GND	Ground
9	n/c	Not connected
10	GND	Ground
11	n/c	Not connected
12	GND	Ground
13	INT	Interrupt
14	GND	Ground
15	REQ	Data request For DMA
16	GND	Ground
17	ACK	Data Acknowledge For DMA
18	GND	Ground
19	RE	Read Enable
20	GND	Ground
21	WE	Write Enable
22	GND	Ground
23	EN	Bus Enable
24	GND	Ground
25	DB0	Data Bit 0
26	GND	Ground
27	DB1	Data Bit 1
28	GND	Ground
29	DB2	Data Bit 2
30	GND	Ground
31	DB3	Data Bit 3
32	GND	Ground
33	DB4	Data Bit 4
34	GND	Ground
35	DB5	Data Bit 5
36	GND	Ground
37	DB6	Data Bit 6
38	GND	Ground
39	DB7	Data Bit 7
40	GND	Ground