18 x70 floppy disk interface connector, 19 x100 pc/104 bus interface, X70 floppy disk interface connector – Kontron MSM800SEL User Manual
Page 38: X100 pc/104 bus interface
MSM800SEV/SEL
/ Connectors & Jumpers
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36
5.1.18 X70
Floppy Disk Interface Connector
FD26: Pin
Signal Name
Function
in/out
1
VCC
+5Volt
2
IDX
Index Pulse
in
3
VCC
+5Volt
4
DS2
Drive Select 2
out
5
VCC
+5Volt
6
DCHG
Disk Change
in
7
NC
8
NC
9
NC
10
M02
Motor On 2
out
11
NC
12
DIRC
Direction Select
out
13
NC
14
STEP
Step
out
15
GND
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
5.1.19 X100 PC/104 BUS Interface
Pin
A:
B:
C:
D:
0
Ground
Ground
1
IOCHCK
Ground
SBHE
MEMCS16
2
SD7
RESET
LA23
IOCS16
3
SD6
+5Volt
LA22
IRQ10
4
SD5
IRQ9
LA21
IRQ11
5
SD4
NC
LA20
IRQ12
6
SD3
DRQ2
LA19
IRQ15
7
SD2
(-12Volt)
LA18
IRQ14
8
SD1
0WS
LA17
DACK0
9
SD0
+12Volt
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
+5Volt
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
+5Volt
30
SA1
OSC
31
SA0
Ground
32
Ground
Ground