STMPE1801BJR STMicroelectronics, STMPE1801BJR Datasheet - Page 41

• Manufacturer Part Number: STMPE1801BJR
• Description: Touch Screen Converters & Controllers Xpander Logic 18-Bit 18 GPIO 1.65 to 3.6V
• Manufacturer: STMicroelectronics

Specifications of STMPE1801BJR

• Rohs: yes
• Input Type: 1 Keypad
• Data Rate: 400 kbps
• Resolution: 18 bit
• Interface Type: I2C
• Supply Voltage: 1.65 V to 3.6 V
• Supply Current: 28 uA
• Operating Temperature: - 40 C to + 85 C
• Package / Case: CSP-25
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 1.65 V

STMPE1801
KPC_ROW
Address:
Type:
Reset:
Description:
KPC_COL_HIGH
Address:
Type:
Reset:
Description:
RW
15
R
7
0
0
[15:10] RESERVED
[7:0] Input row 0 – 7:
[9:8] OUTPUT COLUMN 8-9:
RW
14
R
6
0
0
30
R/W
0x00
Keypad row scanning
‘1’: Turn on scanning of the corresponding row
.‘0’: Turn off
32
R/W
0x00
Keypad column scanning register.
‘1’: Turn on scanning of the corresponding column.
‘0’: Turn off
RW
13
R
5
0
0
RESERVED
RW
12
R
4
0
0
Doc ID 17884 Rev 3
Input Row 0 - 7
RW
11
R
3
0
0
Keypad controller column (HIGH)
RW
Keypad controller row register
10
R
2
0
0
RW
RW
1
0
9
0
Output Column 8 - 9
Keypad controller
RW
RW
0
0
8
0
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