ST72344K2 datasheet(21/247 Pages) STMICROELECTRONICS

21 / 247 page

ST72344xx, ST2345xx

Pin description

Doc ID 12321 Rev 6

21/247

10 25 28 PC2 (HS)/ICAP2_B

I/O CT HS X

Port C2

Timer B input capture

11 26 29 PC3 (HS)/ICAP1_B

I/O CT HS X

Port C3

Timer B input capture

12 27 30 PC4/MISO/ICCDATA

I/O CT

Port C4

SPI Master

In / Slave

Out data

ICC data

input

13 28 31 PC5/MOSI/AIN14

I/O CT

Port C5

SPI Master

Out / Slave

In data

ADC

analog

input 14

14 29 32 PC6/SCK/ICCCLK

I/O CT

Port C6

SPI serial

clock

ICC

clock

output

15 30 33 PC7/SS/AIN15

I/O CT

Port C7

SPI slave

select

(active

low)

ADC

analog

input 15

16 31 34 PA3 (HS)

I/O CT HS X

ei0

Port A3

-32 35 VDD_1

(2)

Digital main supply voltage

-33 36 VSS_1

(2)

Digital ground voltage

37 PD7 (3)/ SCL3SNS

I/O CT HS X

(4)

Port D7

I2C3SNS serial clock

38 PD6 (3)/ SDA3SNS

I/O CT HS X

Port D6

I2C3SNS serial data

17 34 39 PA4 (HS)

I/O CT HS X

Port A4

35 40 PA5 (HS) (3)

I/O CT HS X

Port A5

18 36 41 PA6 (HS)/SDA

I/O CT HS X

Port A6

I2C serial data

19 37 42 PA7 (HS)/SCL

I/O CT HS X

Port A7

I2C serial clock

20 38 43 ICCSEL (5)

ICC mode selection

21 39 44 RESET

I/O CT

Top priority non maskable

interrupt.

22 40 45 VSS_2

(2)

Digital ground voltage

23 41 46 OSC2

Resonator oscillator inverter

output

24 42 47 OSC1

External clock input or resonator

oscillator inverter input

25 43 48 VDD_2

(2)

Digital main supply voltage

26 44

PE0/TDO

I/O CT

Port E0

SCI transmit data out

Table 3.

Device pin description (continued)

Pin n°

Pin name

Level

Port

Main

function

(after

reset)

Alternate function

Input (1)

Output

ST72344K2 数据表(PDF) 21 Page - STMicroelectronics

ST72344K2 数据表(HTML) 21 Page - STMicroelectronics

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ST72344K2 数据表(PDF) 21 Page - STMicroelectronics

ST72344K2 数据表(HTML) 21 Page - STMicroelectronics

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