Chapter 19
Setup Guide
Kontron User's Guide PC/104-520
38
19.7
Components Menu
Feature
Option
Description
8
CPU Speed
100 MHz
133 MHz
Sets the CPU speed
Enable Standard PIT
Disabled
Enabled
Sets standard PIT clock to 1.1932 MHz instead of
1.1882 MHz from SC520
8
COM Ports
None
COM1, 3F8, IRQ4 (A)
COM2, 2F8, IRQ3 (B)
COM3, 3E8, IRQ4
COM4, 2E8, IRQ3
Selects address and IRQ of serial port A and B
8
LPT Port
None
LPT1, 378, IRQ7
LPT2, 278, IRQ5
Selects address and IRQ of parallel port
8
LPT Type
Standard AT
Bidirectional
Enhanced Parallel
Sets the mode for the parallel port
Enable PS2-Mouse
Disabled
Enabled
Enables or disables the PS/2 mouse support (in-
cluding IRQ12)
Keyboard Numlock
Disabled
Enabled
Enabled or Disabled turns NumLock on or off at
boot-up
8
Keyboard Repeat
Submenu
Defines keyboard parameter
19.7.1
Keyboard Repeat Submenu
Feature
Option
Description
Key Repeat Rate
2 cps, 6 cps,
10 cps
15 cps, 20 cps, 30 cps
Sets the number of times to repeat a keystroke per
second if you hold the key down
Key Delay
1/4 sec,
1/2 sec
3/4 sec, 1 sec
Sets the delay time after the key is held down before
it begins to repeat the keystroke
