50
2.3.11 Keys
Hardware Overview
Key configuration
5 (column) x 3 (row) keys
IRQ
IRQ1
Key repeat function
available
Simultaneous pressing of multiple keys
not available
Roll-over function
not available
Key Layout
See the following key layout.
Fig. 2.12
Fn key
The "Fn" key should be used in combination with the numeric key. Hold down the "Fn" key and
press a numeric key.
Fn -> 0
Function key F10
Fn -> 1 to 6
Function key F1 to F6
Fn -> 7
Backlight on/off
Fn -> 8
Increase the contrast
Fn -> 9
Decrease the contrast
For more information refer to Chapter 6 “Keyboard Controller”.
Fn
7
8
9
-
4
5
6
CLR
0
1
2
3