Re g i st e r Fo r m at o f PCI-17 5 1
+
Base Address
(Decimal)
0
1
2
3
4
5
6
7
8 ~ 23
24
8254 Counter 0
25
8254 Counter 1
26
8254 Counter 2
27
28
29
30
31
Interrupt Status
32
32
PCI-1751 User's Manual
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Function
Read
Write
Port A0
Port A0
Port B0
Port B0
Port C0
Port C0
Port 0 Configuration
Register
Port A1
Port A1
Port B1
Port B1
Port C1
Port C1
Port 1 Configuration
Register
Reserved
Reserved
8254 Counter 0
8254 Counter 1
8254 Counter 2
8254 Control
Register
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Interrupt Control
Register
Register