Description .......................................................................................................................................................... 69
Interfacing to switches and other devices ...................................................................................................... 70
Organization of banks ..................................................................................................................................... 71
Port addressing................................................................................................................................................ 71
I/O lines pulled low.......................................................................................................................................... 72
Configuring and programming the I/O ports..................................................................................................... 72
Programming the I/O ...................................................................................................................................... 72
Configuring the I/O ......................................................................................................................................... 72
Writing and reading from I/O ......................................................................................................................... 73
I/O output program examples ......................................................................................................................... 73
I/O input program examples ........................................................................................................................... 74
Enhanced INT 17h function definitions............................................................................................................. 74
Initialize I/O .................................................................................................................................................... 74
Write I/O .......................................................................................................................................................... 75
Read I/O ........................................................................................................................................................... 76
Chapter 11: CRTs and flat panels................................................................................................................... 77
Description .......................................................................................................................................................... 77
Video features ..................................................................................................................................................... 77
Connecting a monitor.......................................................................................................................................... 77
Connecting a flat panel display.......................................................................................................................... 79
Flat panels requiring bias voltage .................................................................................................................. 79
Connecting the flat panel to the 2060 CPU Card .......................................................................................... 79
Programming the video BIOS ............................................................................................................................ 81
Additional notes on video BIOS...................................................................................................................... 81
Chapter 12: PC/104 expansion......................................................................................................................... 82
Description .......................................................................................................................................................... 82
Chapter 13: USB ................................................................................................................................................. 83
Description .......................................................................................................................................................... 83
Overview: Section 3 – System management................................................................................................. 84
Chapter 14: Watchdog timer and hardware reset ...................................................................................... 85
Description .......................................................................................................................................................... 85
Timeout period (ranges) .................................................................................................................................. 85
Booting, power down, and strobing the watchdog timer ............................................................................... 85
Watchdog function definitions using enhanced INT 17h handler .................................................................... 86
Enable watchdog ............................................................................................................................................. 86
Strobe watchdog .............................................................................................................................................. 87
Disable watchdog............................................................................................................................................. 87
Hardware reset ................................................................................................................................................... 88
Chapter 15: Serial EEPROM............................................................................................................................ 89
Description .......................................................................................................................................................... 89
Enhanced INT 17h function definitions............................................................................................................. 89
Serial EEPROM .................................................................................................................................................. 89
Read a single word from the serial EEPROM................................................................................................ 89
Write a single word to the serial EEPROM ................................................................................................... 90
Read multiple words from the serial EEPROM ............................................................................................. 90
Write multiple words to the serial EEPROM ................................................................................................ 91
Return serial EEPROM size ........................................................................................................................... 92
Chapter 16: CPU clock, system jumpers, user jumper, and BIOS recovery ......................................... 93
CPU clock ............................................................................................................................................................ 93
System jumpers................................................................................................................................................... 93
System jumper................................................................................................................................................. 94
Extended BIOS jumper ................................................................................................................................... 94
Video jumper.................................................................................................................................................... 94
User jumper ..................................................................................................................................................... 94
BIOS recovery jumper..................................................................................................................................... 95
BIOS programming using PHLASH.EXE ...................................................................................................... 95
INT17 calls to read user jumper ........................................................................................................................ 96
Chapter 17: Troubleshooting........................................................................................................................... 97
Boot Block Recovery............................................................................................................................................ 97
8
Содержание 2060 PC/104
Страница 20: ...Figure 2 1 2060 CPU Card component diagram top 20 ...
Страница 21: ...Figure 2 2 2060 CPU Card component diagram bottom 21 ...
Страница 22: ...Figure 2 3 2060 CPU Card dimensions 22 ...