ix
Appendix A Programming the
Watchdog Timer ................................ 43
Programming the Watchdog Timer ............................ 44
Appendix B Pin Assignments ............. 47
B.1 COM1/COM2 RS-232 Serial Port (CN9,CN10).... 48
B.2 Keyboard and Mouse Connnector (CN12)......... 48
B.3 External Keyboard Connector (J10)................... 48
B.4 ATX Feature Connector (J7)............................... 49
B.5 IDE Hard Drive Connector (CN6, CN7)............... 49
B.6 USB Connector (CN11)........................................ 50
B.7 CPU Fan Power Connector (CN5)....................... 50
B.8 Floppy Drive Connector (CN13).......................... 51
B.9 Parallel Port Connector (CN8) ............................ 52
B.10 IR Connector (CN1).............................................. 53
B.11 HDD LED Connector (CN4) ................................. 53
B.12 Power LED and Keylock Connector (CN2) ........ 53
B.13 External Speaker (CN3) ....................................... 54
B.14 System I/O Ports .................................................. 55
B.15 DMA Channel Assignments ................................ 56
B.16 Interrupt Assignments......................................... 56
B.17 1st MB Memory Map ............................................ 57
Appendix C DOC® 2000 Installation
Guide .................................................. 59
C.1 DiskOnChip 2000 Quick Installation Guide....... 60
C.1.1 DiskOnChip 2000 installation instructions ................................60
C.1.2 Additional information and assistance ...................................... 61