User manual

DIGITAL-LOGIC AG MSM800SEV/SEL/BEV/XEV/XEL Detailed Manual V1.7
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J14 Floppy Disk interface connector
FD26 Signal Name Function in/out
Pin 1 VCC +5 volts
Pin 2 IDX Index Pulse in
Pin 3 VCC +5 volts
Pin 4 DS2 Drive Select 2 out
Pin 5 VCC +5 volts
Pin 6 DCHG Disk Change in
Pin 10 M02 Motor On 2 out
Pin 12 DIRC Direction Select out
Pin 14 STEP Step out
Pin 16 WD Write Data out
Pin 17 GND Signal grounds
Pin 18 WE Write Enable out
Pin 19 GND Signal grounds
Pin 20 TRKO Track 0 in
Pin 21 GND Signal grounds
Pin 22 WP Write Protect in
Pin 23 GND Signal grounds
Pin 24 RDD Read Data in
Pin 25 GND Signal grounds
Pin 26 HS Head Select out
J15 PC/104 BUS interface
Pin A: B: C: D:
0 Ground Ground
1 IOCHCK Ground SBHE MEMCS16
2 SD7 RESET LA23 IOCS16
3 SD6 +5V LA22 IRQ10
4 SD5 IRQ9 LA21 IRQ11
5 SD4 NC LA20 IRQ12
6 SD3 DRQ2 LA19 IRQ15
7 SD2 (-12V) LA18 IRQ14
8 SD1 0WS LA17 DACK0
9 SD0 +12V MEMR DRQ0
10 IOCHRDY Ground NC MEMW DACK5
11 AEN SMEMW SD8 DRQ5
12 SA19 SMEMR SD9 DACK6
13 SA18 SIOW SD10 DRQ6
14 SA17 SIOR SD11 DACK7
15 SA16 DACK3 SD12 DRQ7
16 SA15 DRQ3 SD13 +5 Volt
17 SA14 DACK1 SD14 MASTER
18 SA13 DRQ1 SD15 Ground
19 SA12 REF Ground Ground
20 SA11 SYSCLK
21 SA10 IRQ7
22 SA9 IRQ6
23 SA8 IRQ5
24 SA7 IRQ4
25 SA6 IRQ3
26 SA5 DACK2
27 SA4 TC
28 SA3 ALE
29 SA2 +5 Volt
30 SA1 OSC
31 SA0 Ground
32 Ground Ground