SC230 SILAN [Silan Microelectronics Joint-stock], SC230 Datasheet - Page 8

• Manufacturer Part Number: SC230
• Description: GENERAL 32X3 SEG LCD DISPLAY DRIVER WITH 1/3 DUTY
• Manufacturer: SILAN [Silan Microelectronics Joint-stock]

LCD data output (SEG10): When use SEGXX/P1~SEGXX/P4 as display port
SERIAL DATA OUTPUT
KEY address : 43H
KD1~KD24 : key data
·If some key is pressed, the corresponding key data is high level keyboard scan.
HANGZHOU MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
Selection
KS1
KS2
KS3
KS4
D31
0
0
0
0
1
1
1
1
Input
LCD data
D32
0
0
1
1
0
0
1
1
KD13
KD19
KD1
KD7
KI1
D33
0
1
0
1
0
1
0
1
KD14
KD20
KD2
KD8
KI2
SEG10
COM0, 1, 2, LCD SEG off
COM2, LCD SEG on
COM1, LCD SEG on
COM1, 2, LCD SEG on
COM0, LCD SEG on
COM0, 2, LCD SEG on
COM0, 1, LCD SEG on
COM0, 1, 2, LCD SEG on
KD15
KD21
KD3
KD9
KI3
The function of input pins
KD10
KD16
KD22
KD4
KI4
KD11
KD17
KD23
REV:1.4
KD5
KI5
Page 8 of 14
2004.08.03
SC230
KD12
KD18
KD24
KD6
KI6