Advantech PCA-6012 Manual de usuario descargar pdf (Pagina 74)

PCA-6012 User Manual 64

A.22 System I/O Ports

A.23 DMA Channel Assignments

Table A.22: System I/O Ports

Addr. range (Hex) Device

000-01F DMA controller

020-02D Interrupt controller

02E-02F LPC SIO

030-03D Interrupt Controller

040-043 & 050-053 8254 timer

04E-04F LPC SIO

060-06F 8042 (keyboard controller)

070-07F Real-time clock, non-maskable interrupt (NMI) mask

080-09F DMA page register

0A0-0BF Interrupt controller

0C0-0DF DMA controller

0F0 Process I/F

1F0-1F7 IDE or SATA controller

290-297 On-board hardware monitor

2F8-2FF Serial port 2

378-37F Parallel printer port (LPT1)

3C0-3CF Reserved

3D0-3DF Color/graphics monitor adapter

3F0-3F7 Diskette controller

3F8-3FF Serial port 1

C80-C87 COM3

C88-C8F COM4

C90-C97 COM5

C98-C9F COM6

4D0-4D1 Interrupt Controller

CF9 Reset Generator

Table A.23: DMA Channel Assignments

Channel Signal

0 Available

1 Available

2 Floppy disk (8-bit transfer)

3 Available

4 Cascade for DMA controller 1

5 Available

6 Available

7 Available

1 2 ... 69 70 71 72 73 74 75 76

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Advantech PCA-6012 Manual de usuario Pagina 74