STMPE1208S datasheet(6/51 Pages) STMICROELECTRONICS

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Pin configuration and function

STMPE1208S

6/51

GPIO_8

General purpose I/O

GPIO_7

General purpose I/O

GPIO_6

General purpose I/O

VPH

−5.5 V power supply (regulator input)

Supply to this pin is also used for powering the GPIO

GND

Ground

S_REF

Touch sensing reference.

S_IN_11

Capacitance sensing input 11

S_IN_10

Capacitance sensing input 10

S_IN_9

Capacitance sensing input 9

S_IN_8

Capacitance sensing input 8

S_IN_7

Capacitance sensing input 7

S_IN_6

Capacitance sensing input 6

GND

Ground

V25

2.5 V supply

VREG

Internal regulator output

VPH

−5.5 V power supply (regulator input)

S_IN_5

Capacitance sensing input 5

S_IN_4

Capacitance sensing input 4

S_IN_3

Capacitance sensing input 3

S_IN_2

Capacitance sensing input 2

S_IN_1

Capacitance sensing input 1

S_IN_0

Capacitance sensing input 0

RESET_IN

Active low reset pin.

This pin should be held ‘low’ for 10 mS from power stable

state. Recommended: 47 K resistor with 0.47

μF capacitor

ID_1

I2C address

ID_0

I2C address

GPIO_5

General purpose I/O

GPIO_4

General purpose I/O

GPIO_3

General purpose I/O

GPIO_2

General purpose I/O

Table 2.

Pin assignments and description (continued)

Pin number

Pin name

Description

STMPE1208S 数据表(PDF) 6 Page - STMicroelectronics

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STMPE1208S 数据表(PDF) 6 Page - STMicroelectronics

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