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CP307
Configuration
ID 34424, Rev. 3.0
Page 4 - 7
P R E L I M I N A R Y
4.4.2
I/O Address Map
The following table sets out the memory map for the I/O memory. The shaded table cells
indicate CP307-specific registers.
Table 4-5: I/O Address Map
ADDRESS
DEVICE
0x000 - 0x00F
DMA Controller #1
0x020 - 0x021
Interrupt Controller #1
0x022 - 0x02D
Reserved
0x02E - 0x02F
Super I/O
0x040 - 0x043
Timer
0x060 - 0x063
Keyboard Interface
0x070 - 0x071
RTC Port
0x080
BIOS POST Code
0x081 - 0x08F
DMA Page Register
0x0A0 - 0x0B0
Interrupt Controller #2
0x0C0 - 0x0DF
DMA Controller #2
0x0E0 - 0x0EF
Reserved
0x0F0 - 0x0FF
Math Coprocessor
0x170 - 0x17F
Hard Disk Secondary
0x1F0 - 0x1FF
Hard Disk Primary
0x19C - 0x19F
Reserved
0x280
Reserved
0x281
Reserved
0x282
Watchdog Timer Control Register
0x283
Reserved
0x284
Hardware and Logic Revision Index Register
0x285
Reset Status Register
0x286
I/O Status Register
0x287
I/O Configuration Register
0x288
Board ID Register
0x289
Board Interrupt Configuration Register
0x28A - 0x28C
Reserved
0x28D
LED Control Register
0x28E
Rear I/O GPIO Register
0x28F
Delay Timer Control / Status Register
0x2F8 - 0x2FF
Serial Port COM2
0x378 - 0x37F
Reserved
0x3F0 - 0x3F7
Reserved
0x3F8 - 0x3FF
Serial Port COM1
0xCA2 - 0xCA5
Reserved
0xA00 - 0xAFF
Super I/O Power Management Register
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