Software • BIOS options
Section 4
Software
325Automation PC 620 with 945GME N270 CPU board User's Manual V 1.10
1.11.3 I/O address assignment
I/O address Resource
000h -01Fh DMA controller 1
020h - 03Fh Interrupt controller 1
040h - 05Fh Timer
060h - 06Fh Keyboard controller
070h - 071h Real-time clock, NMI mask, CMOS
080h Debug port (POST code)
081h - 09Fh Page register - DMA controller
0A0h - 0BFh Interrupt controller 2
0C0h - 0DFh DMA controller 2
0F0h - 0FFh FPU
170h - 177h Secondary Hard Disk IDE channel
1F0h - 1F7h Primary Hard Disk IDE channel
238h - 023F COM5
278h - 27Fh Hardware Security Key (LPT2)
2E8h - 2EFh COM4
2F8h - 2FFh COM2
376h - 376h Secondary Hard Disk IDE channel
378h - 37Fh LPT1 (printer connection)
384h - 385h CAN controller
3B0h - 3BBh VGA controller
3BCh - 3BFh LPT3
3C0h - 3DFh VGA controller
3E8h - 3EFh COM3
3F6h - 3F6h Primary Hard Disk IDE channel
3F0h - 3F7h FDD controller
3F8h - 3FFh COM1
LPT1 + 400h ECP Port, LPT+400h
CF8h - CFBh PCI config address register
CFCh - CFFh PCI config data register
4100h - 417Fh MTCX
FF00h - FF07h IDE bus master register
Table 217: I/O address assignment