Micro PC "B"
Pin#
Description
Signal
Pin#
Description
Signal
B1
GND
I
B17
DACK1*
I
B2
RESET
I
B18
DRQ1
O
B3
+5V
O
B19
DACK0*
I
B4
IRQ2
O
B20
CLOCK
I
B5
–5V
Not used
B21
IRQ7
O
B6
DRQ2
O
B22
IRQ6
O
B7
–12V
O
B23
IRQ5
O
B8
Reserved
Not used
B24
IRQ4
O
B9
+12V
O
B25
IRQ3
O
B10
Analog Gnd
O
B26
DACK2*
O
B11
SMEMW*
I
B27
T/C
O
B12
SMEMR*
I
B28
BALE
I
B13
IOW*
I
B29
Aux +5V
O
B14
IOR*
I
B30
OSC
I
B15
DACK3*
I
B31
Aux Gnd
O
B16
DRQ3*
O
* = active low
5420 Super VGA Video Card – 16
Summary of Contents for 5420
Page 2: ......
Page 3: ......
Page 4: ......
Page 5: ......
Page 6: ......
Page 7: ......
Page 8: ......
Page 9: ......
Page 10: ......
Page 11: ......
Page 12: ......
Page 13: ......
Page 14: ......
Page 15: ......
Page 16: ......
Page 17: ......
Page 18: ......
Page 19: ......
Page 20: ......
Page 21: ......
Page 22: ......
Page 23: ......
Page 27: ...5420 Super VGA Video Card 20 This page left intentionally blank ...
