STMPE1601 STMicroelectronics, STMPE1601 Datasheet - Page 45

• Manufacturer Part Number: STMPE1601
• Description: 16-bit Enhanced Port Expander With Keypad And Pwm Controller Xpander Logic
• Manufacturer: STMicroelectronics

STMPE1601
KPC_COL
Address:
Type:
Reset:
Description:
RW
7
0
[7] INPUT COLUMN:
[6] INPUT COLUMN:
[5] INPUT COLUMN:
[4] INPUT COLUMN:
[3] INPUT COLUMN:
[2] INPUT COLUMN:
[1] INPUT COLUMN:
[0] INPUT COLUMN:
0x60
R/W
0x00
Keypad column scanning
1: turn on scanning of column 7
0: turn off
1: turn on scanning of column 6
0: turn off
1: turn on scanning of column 5
0: turn off
1: turn on scanning of column 4
0: turn off
1: turn on scanning of column 3
0: turn off
1: turn on scanning of column 2
0: turn off
1: turn on scanning of column 1
0: turn off
1: turn on scanning of column 0
0: turn off
RW
6
0
RW
5
0
Keypad colum register
RW
Input Column 0 ~ 7
4
0
RW
3
0
RW
2
0
RW
1
0
Keypad controller
RW
0
0
45/60