STMPE801QTR STMicroelectronics, STMPE801QTR Datasheet - Page 15

• Manufacturer Part Number: STMPE801QTR
• Description: IC I/O EXPANDER I2C 8B 16QFN
• Manufacturer: STMicroelectronics

Specifications of STMPE801QTR

• Interface: I²C
• Number Of I /o: 8
• Interrupt Output: Yes
• Frequency - Clock: 400kHz
• Voltage - Supply: 1.65 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-QFN
• Includes: POR
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-6132-2

STMPE801
7
7.1
7.2
Register map
Table 10. Register map
System and identification registers
Table 11. System and identification registers
System control register
Table 12. System control register
Register name
Systemcontrol
Version ID
Address
Chip ID
0x00
0x02
0x04
0x08
0x09
0x10
0x11
0x12
Bit
7
6
5
4
3
2
1
0
Register Name
SystemControl
Version ID
IEGPIOR
ISGPIOR
Size (bit)
Chip ID
GPMR
Reset
GPDR
GPSR
16
0
0
0
0
0
0
0
0
8
8
0x0801
Revision number:
0x01 (Engineering)
0x02 (Final silicon)
INT_Enable
I2C_SHDN
INTPolarity
SoftReset
Size (bit)
Name
16
8
8
8
8
8
8
8
Writing ‘1’ to this bit causes a soft reset
Writing ‘1’ to this bit shuts down the I2C block
on the next valid I2C clock.
‘1’ to enable, ‘0’ to disable INT output
‘1’ for active HI, ‘0’ for active LOW
0x0801
Revision number
Reset and interrupt control
GPIO interrupt enable register
GPIO interrupt status register
GPIO monitor pin state register
GPIO set pin state register
GPIO set pin direction register
Function
Description
Function
Register map
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