STM8AF6166 datasheet(26/89 Pages) STMICROELECTRONICS

26 / 89 page

Pinouts and pin description

STM8AF61xx, STM8AF62xx

26/89

Doc ID 14952 Rev 6

Table 10.

STM8AF61xx/62xx (32 Kbytes) microcontroller pin description(1)(2)

number

Pin name

Input

Output

Default alternate

function

Alternate

function after

remap

[option bit]

1 NRST

I/O

Reset

—

22 PA1/OSCIN(3)

I/O

X-

X Port A1

Resonator/crystal in

—

3 PA2/OSCOUT

I/O

X Port A2

Resonator/crystal out

—

VSSIO_1

I/O ground

—

54 VSS

Digital ground

—

5 VCAP

1.8 V regulator capacitor

—

76 VDD

Digital power supply

—

87 VDDIO_1

I/O power supply

—

8 PF4/AIN12(4)(5)

I/O

X-

X Port F4

Analog input 12

—

PA3/TIM2_CH3

I/O

X Port A3

Timer 2 - channel 3

TIM3_CH1

[AFR1]

PA4

I/O

X Port A4

—

PA5

I/O

X Port A5

—

PA6

I/O

X Port A6

—

9 VDDA

Analog power supply

—

14 10 VSSA

Analog ground

—

PB7/AIN7

I/O

X Port B7

Analog input 7

—

PB6/AIN6

I/O

X Port B6

Analog input 6

—

17 11 PB5/AIN5

I/O

X Port B5

Analog input 5

I2C_SDA

[AFR6]

18 12 PB4/AIN4

I/O

X Port B4

Analog input 4

I2C_SCL

[AFR6]

19 13 PB3/AIN3

I/O

X Port B3

Analog input 3

TIM1_ETR

[AFR5]

20 14 PB2/AIN2

I/O

X Port B2

Analog input

TIM1_

NCC3

[AFR5]

21 15 PB1/AIN1

I/O

X Port B1

Analog input 1

TIM1_

NCC2

[AFR5]

22 16 PB0/AIN0

I/O

X Port B0

Analog input 0

TIM1_

NCC1

[AFR5]

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