Control keyclick [+]
Entry
Exit
Description
Get key repeat [+]
Entry
Exit
Description
272
AH=26H
AL=control (0=disable, 1=enable)
AL=0 (success) as cannot fail.
Controls production of keyclicks.
Note that keyclicks will also be disabled if sound output
is disabled by using INT 15H function 70H, or the
MUTE key (WS).
The default is for keys to click, which is restored by a
cold start.
AH=29H
BL=typematic rate (0..1FH)
BH=delay (0..3)
Gets the delay before keys repeat, and the rate at
which they repeat.
The rate (in characters per seconds) is given by BL:
BL
Rate
BL
0
30.0
8
1
26.7
9
2
24.0
A
3
21.8
B
4
20.0
C
5
18.5
D
6
17.1
E
7
16.0
F
The delay before a key repeats is set by BH:
Rate
BL
Rate BL
15.0
10
7.5
13.3
11
6.7
12.0
12
6.0
10.9
13
5.5
10.0
14
5.0
9.2
15
4.6
8.6
16
4.3
8.0
17
4.0
H
MP2500 System Developer's Guide
USKY
Rate
18
3.7
19
3.3
1A
3.0
1B
2.7
1C
2.5
1D
2.3
1E
2.2
1F
2.0