Advantech PCE-5127 User Manual Page 104

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95 PCE-5127/7127 User Manual
Appendix B I/O Pin Assignments
B.19 System I/O Ports
B.20 Interrupt Assignments
Table B.19: System I/O Ports
I/O Address (Hex) Device
290h-29Fh H/W Monitor
2F8h-2FFh Communication Port (COM2)
378h-37Fh ECP Printer Port(LPT1)
3B0h-3BBh Graphics
3C0h-3DFh Graphics
3F8h-3FFh Communication Port (COM1)
400h-47Fh PMBASE
500h-57Fh GPIOBASE
600h-67Fh PCA-COM485 Module I/O used
778h-77Fh ECP Printer Port(LPT1)
C80h-C9Fh Communication port (COM3-6) for PCA-COM232 module
CA0h-CBFh Communication port (COM8-11) for PCA-COM485 module
Table B.20: Interrupt Assignments
Interrupt# Interrupt source
NMI Parity error detected
IRQ0 System timer
IRQ1 Keyboard
IRQ2 Interrupt from controller 2 (cascade)
IRQ3 Communication port (COM2)
IRQ4 Communication port (COM1)
IRQ5 Available
IRQ6 Available
IRQ7 LPT1
IRQ8 System COMS/Real-time clock
IRQ9 SCI IRQ
IRQ10 Communication port (COM3-6) for PCA-COM232 module
IRQ11 Communication port (COM8-11) for PCA-COM485 module
IRQ12 PS/2 mouse
IRQ13 Numeric data processor
IRQ14 Available
IRQ15 Available
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