L-STAT User Manual
27
LOYTEC
Version 1.0
LOYTEC electronics GmbH
Register Name
Register
Address
Bit Position
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
buzzer_direct_
access_0
102
0x0066
BE
[0]
R
[0]
R
[0]
R
[0]
R
[0]
R
[0]
R
[0]
R
[0]
buzzer_duration
[0x00]
buzzer_direct_
access_1
103
0x0067
buzzer_mode
[0x00]
buzzer_tone
[0x00]
These registers are used to provide direct access of the piezo buzzer primarily used to give
acoustic feedback for the touch buttons.
BE:
buzzer enable bit (
1
– enabled,
0
– disabled)
buzzer_duration:
0x00 infinite, 0x01 - 0xFF duration in seconds
buzzer_mode:
defines specific alarm sound patterns
mode:
description:
1s pattern
0
continuous
1
alarm 1
2
alarm 2
3
alarm 3
4
alarm 4
5
alarm 5
6
alarm 6
7
alarm 7
8
alarm 8
buzzer_tone:
0x00 - 100 Hz, 0xFF - 1375 Hz (step-width = 5 Hz)
Table 14: Buzzer Direct Access
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