ADLINK Technology CoreModule 430, Reference Manual

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Chapter 3 Hardware
CoreModule 430 Reference Manual 19
I/O Address Map
Table 3-4 shows the I/O address map. These are DOS-level addresses. The OS typically hides these physical
addresses by way of memory management.
Table 3-4. I/O Address Map
Address (hex) Subsystem
0000-000F Primary DMA Controller (#1)
0020-0021 Master Interrupt Controller (#1)
0040-0043 Programmable Interrupt Timer (Clock/Timer)
0060 Keyboard Controller
0061 ISA Standard Port B
0063 ISA Standard Port B alias
0064 Keyboard Controller
0065 ISA Standard Port B alias
0067 ISA Standard Port B alias
0069 ISA Standard Port B alias
006B ISA Standard Port B alias
006D ISA Standard Port B alias
006F ISA Standard Port B alias
0070-0071 RTC/ NMI enable
0080-008F DMA Page
00A0-00A1 Slave Interrupt Controller (#2)
00C0-00DF Secondary DMA Controller (#2)
00F0-00FF Math Coprocessor (only in the DX processor)
01F0-01F7 IDE 0 (can be disabled)
02E8-2FF Serial Port 4 (COM4) (base configuration @
3F8h/2F8h/3E8h/
2E8h /10)
02F8-02FF Serial Port 2 (COM2) (base configuration @
3F8h/
2F8h /3E8h/2E8h/10)
0378-037F LPT 1 (only in EPP modes, with default base address)
03E8-3EF Serial Port 3 (COM3) (base configuration @
3F8h/2F8h/
3E8h /2E8h/10)
03F6 IDE 0 (see 1F0)
03F8-03FF Serial Port 1 (COM1) (base configuration @
3F8h /2F8h/3E8h/2E8h/10)
0778-077A LPT 1 (only in EPP modes, with default base address)
0CF8 PCI Configuration Address
0CFC-0CFF PCI Configuration Data