STMPE1801BJR STMicroelectronics, STMPE1801BJR Datasheet - Page 19

• 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
SYS_CTRL
Address:
Type:
Reset:
Description:
SF_RST
W
7
0
[6:3] RESERVED
[2:1] GPI_DB [1:0]
[7] SF_RST: Soft Reset
[0] RESERVED
R
6
0
02
R/W
0x06
System control register.
Writing a ‘1’ to this bit will do a soft reset of the device. Once the reset is done, this bit is
cleared to ‘0’ by the HW.
GPI [17:0] operational mode de-bounce time
‘00’ = 30 µs
‘01’ = 90 µs
‘10’ = 150 µs
‘11’ = 210 µs (default)
R
0
5
RESERVED
R
0
4
Doc ID 17884 Rev 3
R
0
3
GPI_DB1
RW
1
2
System control register
GPI_DB0
RW
1
1
System controller
RSVD
R
0
0
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