Interface pinouts and interrupts
Connector for external loudspeaker
1
4
Pin
Meaning
1
loudspeaker
2
coded
3
0 V
4
+5 V
Connector for monitor
1
5
6
10
11
15
Pin Meaning
Pin Meaning
1
Red
9
coded (no pin)
2 Green
10
Sync.
ground
3
Blue
11
Monitor ID bit 0
4
Display ID bit 2
12
Monitor ID bit 1
5 Ground
13
Horizontal
6 Red
ground
synchronization
7
Green ground
14
Vertical synchronization
8
Blue ground
15
Monitor ID bit 3
A26361-D824-Z120-5-7619
29
Interface pinouts and interrupts
Parallel interface
1
13
25
14
Pin
Signal
name
Description
1
STROBE
Data message
2-9
Data Lines 0-7
Data lines 0-7
10
ACKNOWLEDGE
Data
acknowledgement
11
BUSY
Not ready to receive
12
PE
End of paper
13
SELECT
Device
selection
14
AUTO
Automatic new line
15
ERROR
Device
error
16
INIT
Reset/initialize
17
SELECT IN
Printer selection
18-25
GROUND
Ground
PS/2 mouse port
1
4
2
3
5
6
Pin Signal
1 Data
2 not
used
3
0 V
4
+5 V
5 Clock
6 not
used
30
A26361-D824-Z120-5-7619
