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ST72F324J2B6

8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, 4 TIMERS, SPI, SCI INTERFACE

STMicroelectronics 

ST72324J/K

Pin n°

Pin Name

Level

Port

Input

Main

Output function

(after

reset)

Alternate Function

24 17

9

12

PC1/OCMP1_B/

AIN13

I/O CT

XX

25 18 10 13 PC2 (HS)/ICAP2_B I/O CT HS X X

26 19 11 14 PC3 (HS)/ICAP1_B I/O CT HS X X

27 20

12 15

PC4/MISO/ICCDA-

TA

I/O CT

XX

XX

X

X

X

28 21 13 16 PC5/MOSI/AIN14 I/O CT

XX

XX

29 22 14 17 PC6/SCK/ICCCLK I/O CT

XX

X

30 23 15 18 PC7/SS/AIN15

31 24 16 19 PA3 (HS)

32 25

VDD_1

33 26

VSS_1

34 27 17 20 PA4 (HS)

35 28

PA5 (HS)

36 29 18 21 PA6 (HS)

37 30 19 22 PA7 (HS)

I/O CT

XX

XX

I/O CT HS X

ei0

X

S

S

I/O CT HS X X

X

I/O CT HS X X

X

I/O CT HS X

T

I/O CT HS X

T

38 31 20 23 VPP /ICCSEL

I

39 32 21 24 RESET

40 33 22 25 VSS_2

41 34 23 26 OSC2

42 35 24 27 OSC1

43 36 25 28 VDD_2

44 37 26 29 PE0/TDO

1 38 27 30 PE1/RDI

2 39 28 31 PB0

3 40

PB1

4 41

PB2

5 42 29 32 PB3

I/O CT

S

O

I

S

I/O CT

I/O CT

I/O CT

I/O CT

I/O CT

I/O CT

XX

X

XX

X

X ei2

X

X ei2

X

X ei2

X

X

ei2

X

X

Port C1

Timer B Out-

put Com-

pare 1

ADC Analog

Input 13

X Port C2 Timer B Input Capture 2

X Port C3 Timer B Input Capture 1

X

SPI Master

Port C4 In / Slave

Out Data

ICC Data In-

put

X

SPI Master

Port C5 Out / Slave

In Data

ADC Analog

Input 14

X

Port C6

SPI Serial

Clock

ICC Clock

Output

SPI Slave

X Port C7 Select (ac-

tive low)

ADC Analog

Input 15

X Port A3

Digital Main Supply Voltage

Digital Ground Voltage

X Port A4

X Port A5

Port A6 1)

Port A7 1)

Must be tied low. In the flash pro-

gramming mode, this pin acts as the

programming voltage input VPP. See

Section 12.9.2 for more details. High

voltage must not be applied to ROM

devices.

Top priority non maskable interrupt.

Digital Ground Voltage

Resonator oscillator inverter output or

capacitor input for RC oscillator

External clock input or Resonator os-

cillator inverter input or resistor input

for RC oscillator

Digital Main Supply Voltage

X Port E0 SCI Transmit Data Out

X Port E1 SCI Receive Data In

X Port B0

X Port B1

X Port B2

X Port B3

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