
xi PCE-5130 User Manual
Appendix A Programming the Watchdog Timer..67
A.1 Introduction ............................................................................................. 68
A.1.1 Watchdog timer overview............................................................ 68
A.1.2 Programming the watchdog timer ............................................... 68
Table A.1: Watchdog timer registers.......................................... 69
A.1.3 Example program........................................................................ 70
Appendix B I/O Pin Assignments..........................75
B.1 Floppy Drive Connector (FDD1).............................................................. 76
Table B.1: Floppy drive connector (FDD1) ................................ 76
B.2 Parallel Port Connector (LPT1) ............................................................... 77
Table B.2: Parallel port connector (LPT1).................................. 77
B.3 VGA Connector (VGA1) .......................................................................... 77
Table B.3: VGA connector (VGA1) ............................................ 77
B.4 RS-232 Serial Port (COM1) .................................................................... 78
Table B.4: RS-232 serial port (COM1)....................................... 78
B.5 RS 232/422/485 Serial Port (COM2)....................................................... 78
Table B.5: RS-232 / 422 / 485 serial port (COM2)..................... 78
B.6 USB Header (USB12 ~ 34) ..................................................................... 79
Table B.6: USB Header (USB12 ~ 34) ...................................... 79
B.7 PS/2 Keyboard/Mouse Connector (KBMS1) ........................................... 79
Table B.7: PS/2 keyboard/mouse connector (KBMS1).............. 79
B.8 External Keyboard Connector (KBMS2) ................................................. 80
Table B.8: External keyboard connector (KBMS2) .................... 80
B.9 CPU Fan Power Connector (CPUFAN1) ................................................ 80
Table B.9: CPU fan power connector (CPUFAN1) ................... 80
B.10 Power LED and Keyboard Lock Connector (JFP3 / PWR_LED & KEY
LOCK) ..................................................................................................... 80
Table B.10:Power LED and keyboard lock connector (JFP3 /
PWR_LED & KEY LOCK)......................................... 80
B.11 External Speaker Connector (JFP2 / SPEAKER) ................................... 81
Table B.11:External speaker connector (JFP2 / SPEAKER) ...... 81
B.12 Reset Connector (JFP1 / RESET) .......................................................... 81
Table B.12:Reset connector (JFP1 / RESET)............................. 81
B.13 HDD LED (JFP2 / HDDLED)................................................................... 81
Table B.13:HDD LED (JFP2 / HDDLED) .................................... 81
B.14 ATX Soft Power Switch (JFP1 / PWR_SW) ............................................ 82
Table B.14:ATX soft power switch (JFP1 / PWR_SW) ............... 82
B.15 Hi-definition Audio Link Connector (HDAUD1) ....................................... 82
Table B.15:Hi-definition audio link connector (HDAUD1) ........... 82
B.16 SM Bus Connector (JFP2 / SNMP)......................................................... 82
Table B.16:SM bus connector (JFP2 / SNMP) ........................... 82
B.17 LAN1 and LAN2 LED Connector (LANLED1) ......................................... 83
Table B.17:LAN1 and LAN2 LED connector (LANLED1) ........... 83
B.18 GPIO Header (GPIO1) ............................................................................ 83
Table B.18:GPIO header (GPIO1) .............................................. 83
B.19 System I/O Ports ..................................................................................... 84
Table B.19:System I/O ports....................................................... 84
B.20 DMA Channel Assignments .................................................................... 85
Table B.20:DMA channel assignments....................................... 85
B.21 Interrupt Assignments ............................................................................. 85
Table B.21:Interrupt assignments ............................................... 85
B.22 1st MB Memory Map ............................................................................... 86
Table B.22:1st MB memory map ................................................ 86
B.23 PCI Bus Map ........................................................................................... 86
Table B.23:PCI bus map............................................................. 86