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DIGITAL-LOGIC AG MSEBX800/900 Detailed Manual V1.0
45
X62 3.5" Hard Disk
Pin Signal Pin Signal
1 Reset (active low) 2 GND
3 D7 4 D8
5 D6 6 D9
7 D5 8 D10
9 D4 10 D11
11 D3 12 D12
13 D2 14 D13
15 D1 16 D14
17 D0 18 D15
19 GND 20
(keypin) NC
21 DRQ 22 GND
23 IOW(active low) 24 GND
25 IOR(active low) 26 GND
27 IOCHRDY 28
ALE / Master-Slave NC
29 DACK 30 GND
31 IRQ14 (pri) IRQ15 (sec)
32 IOCS16 (active low)
33 ADR1 34 DIAG
35 ADR0 36 ADR2
37 CS0 (active low) 38 CS1 (active low)
39 LED (active low) 40 GND
X70 Floppy Disk
FD26:
Pin
Signal Name
Function
in/out
1 VCC +5Volt
2 IDX Index Pulse in
3 VCC +5Volt
4 DS2 Drive Select * out
5 VCC +5Volt
6 DCHG Disk Change in
10 M02 Motor on * out
12 DIRC Direction Select out
14 STEP Step out
16 WD Write Data out
17 GND Signal grounds
18 WE Write Enable out
19 GND Signal grounds
20 TRKO Track 0 in
21 GND Signal grounds
22 WP Write Protect in
23 GND Signal grounds
24 RDD Read Data in
25 GND Signal grounds
26 HS Head Select out