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MA6
2
1
Figure A-7. Hard Disk Connector
Pin
Description
1
/Reset
2
Ground (GND)
3
Data Bit 7 (SD7) 23
4
Data Bit 8 (SD8) 24
5
Data Bit 6 (SD6) 25
6
Data Bit 9 (SD9) 26
7
Data Bit 5 (SD5) 27
8
Data Bit 10 (SD10)
9
Data Bit 4 (SD4) 29
10
Data Bit 11 (SD11)
11
Data Bit 3 (SD3) 31
12
Data Bit 12 (SD12)
13
Data Bit 2 (SD2) 33
14
Data Bit 13 (SD13)
15
Data Bit 1 (SD1) 35
16
Data Bit 14 (SD14)
17
Data Bit 0 (SD0) 37
18
Data Bit 15 (SD15)
19
Ground (GND)
20
NC
40
39
Pin
Description
21
NC
22
Ground (GND)
-I/O Write (-IOW)
Ground (GND)
-I/O Read (-IOR)
Ground (GND)
IOCHRDY
28
ALE\
NC
30
Ground (GND)
IRQ14
32
/IOCS16
Address Bit 1 (SA1)
34
NC
Address Bit 0 (SA0)
36
Address Bit 2 (SA2)
Chip Select 0 (-CS0)
38
Chip Select 1 (-CS1)
39
/HDLED
40
Ground (GND)
47
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