Datasheet

STMPE811 System and identification registers
Doc ID 14489 Rev 6 23/65
CHIP_ID Device identification
Address: 0x00
Type: R
Reset: 0x0811
Description: 16-bit device identification
ID_VER Revision number
Address: 0x02
Type: R
Reset: 0x03 (0x01 for engineering samples)
Description: 16-bit revision number
SYS_CTRL1 Reset control
Address: 0x03
Type: R/W
Reset: 0x00
Description: The reset control register enables to reset the device
SYS_CTRL2 Clock control
Address: 0x04
Type: R/W
Reset: 0x0F
Description: This register enables to switch off the clock supply
76543 2 1 0
RESERVED SOFT_RESET HIBERNATE
[7:2] RESERVED
[1] SOFT_RESET: Reset the STMPE811 using the serial communication interface
[0] HIBERNATE: Force the device into hibernation mode.
Forcing the device into hibernation mode by writing ‘1’ to this bit would disable the hot-key
feature. If the hot-key feature is required, use the default auto-hibernation mode.
76543 2 1 0
----TS_OFFGPIO_OFFTSC_OFFADC_OFF
[7:4] RESERVED
[3] TS_OFF: Switch off the clock supply to the temperature sensor
1: Switches off the clock supply to the temperature sensor
[2] GPIO_OFF: Switch off the clock supply to the GPIO
1: Switches off the clock supply to the GPIO