LS3102 Ver la hoja de datos (PDF) - BOWIN ELECTRONIC CO.
Número de pieza
componentes Descripción
fabricante
LS3102 Datasheet PDF : 8 Pages
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LSI
LS3102
4. Buzzer Control/Tone Generator Control
The system can output 4khz/2khz alarm signal by mask option. The alarm signal is enabled to the
output B0, B1 when the Beep Control Register: Bit[0] is high.
Tone Control Registers (70H – 72H) is used to control the Tone Generator to generate music tone
signal at the buzzer output pad B0, B1.
5. LCD driver
The system has 16 LCD segment pad with 2/3/4 common pads (mask option) providing 28x2, 28x3
or 16x4 + 12 x3 LCD segment output.
The LCD segment table is shown below :
SEG[1:4]
SEG[5:8]
SEG[9:12]
SEG[13:16]
SEG[17:20]
SEG[21:24]
SEG[25:28]
COM 1
1CH:D[0:3]
1DH:D[0:3]
1EH:D[0:3]
1FH:D[0:3]
5CH:D[0:3]
5DH:D[0:3]
5EH:D[0:3]
COM2
18H:D[0:3]
19H:D[0:3]
1AH:D[0:3]
1BH:D[0:3]
58H:D[0:3]
59H:D[0:3]
5AH:D[0:3]
COM3
14H:D[0:3]
15H:D[0:3]
16H:D[0:3]
17H:D[0:3]
54H:D[0:3]
55H:D[0:3]
56H:D[0:3]
COM4
10H:D[0:3]
11H:D[0:3]
12H:D[0:3]
13H:D[0:3]
Not implemented
Not implemented
Not implemented
6. EL Driver
R0, R1 can be configured as general output or E.L. output. When it is configured as E.L. output,
the EL output frequency can also be mask selected as follow :
PUMP FREQUENCY, R0
32KHZ
16KHZ
8KHZ
A.C. FREQUENCY, R1
F512HZ
F256HZ
TONE GENERATOR CONTROL
E.L. DUTY CYCLE
1/4
2/4
3/4
7. Mask option
Name
BZ2K/4K
BZ[0], BZ[1]
FSYSPRB
description
buzzer frequency
buzzer control
Power Up Control
3
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