STMPE2403 datasheet(8/63 Pages) STMICROELECTRONICS

No de pièce	STMPE2403

Description	24-bit Enhanced port expander with Keypad and PWM controller Xpander logic

PDF	63 Pages

Scroll/Zoom	100%

Fabricant	STMICROELECTRONICS [STMicroelectronics]

Site Internet	http://www.st.com

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Pin settings

STMPE2403

8/63

2.3

GPIO Pin functions

Table 3. GPIO Pin functions

Name

Primary Function

Alternate Function 1

Alternate Function 2 Alternate Function 3

KP_X0

GPIO 0

Keypad input 0

KP_X1

GPIO 1

Keypad input 1

KP_X2

GPIO 2

Keypad input 2

KP_X3

GPIO 3

Keypad input 3

KP_X4

GPIO 4

Keypad input 4

KP_X5

GPIO 5

Keypad input 5

KP_X6

GPIO 6

Keypad input 6

KP_X7

GPIO 7

Keypad input 7

KP_Y5

GPIO 13

Keypad Output 5

KP_Y4

GPIO 12

Keypad Output 4

KP_Y3

GPIO 11

Keypad Output 3

KP_Y2

GPIO 10

Keypad Output 2

KP_Y1

GPIO 9

Keypad Output 1

KP_Y0

GPIO 8

Keypad Output 0

ADDR0

GPIO 15

KP_Y9

GPIO 18

Keypad Output 9

Rotator 0

Mux1_In_1

KP_Y10

GPIO 19

Keypad Output 10

Rotator 1

Mux1_In_2

KP_Y11

GPIO 20

Keypad Output 11

Rotator 2

Mux1_Out

PWM3

GPIO 23

Mux2_Out

PWM2

GPIO 22

Mux2_In_2

PWM1

GPIO 21

Mux2_In_1

KP_Y8

GPIO 17

Keypad Output 8

ClkOut

KP_Y7

GPIO 16

Keypad Output 7

KP_Y6

GPIO 14

Keypad Output 6

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