HP zx5000 User Manual
Page 215
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Specifications
Maintenance and Service Guide
6–27
Table 6-24
System I/O Addresses
I/O Address
(hex)
System Function
(shipping configuration)
000—00F
DMA controller no. 1
010—01F
Unused
020—021
Interrupt controller no. 1
022—024
Opti chipset configuration registers
025—03F
Unused
02E—02F
87334 “Super I/O” configuration for CPU
040—05F
Counter/timer registers
044—05F
Unused
060
Keyboard controller
061
Port B
062—063
Unused
064
Keyboard controller
065—06F
Unused
070—071
NMI enable/real time clock (RTC)
072—07F
Unused
080—08F
DMA page registers
090—091
Unused
092
Port A
093—09F
Unused
0A0—0A1
Interrupt controller no. 2
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