STM8AF5269 datasheet(34/125 Pages) STMICROELECTRONICS

34 / 125 page

Pinouts and pin description

STM8AF526x/8x/Ax STM8AF6269/8x/Ax

34/125

DocID14395 Rev 15

Table 11. STM8AF526x/8x/Ax and STM8AF6269/8x/Ax pin description

Pin number

Pin name

Input

Output

Main

function

(after

reset)

Default

alternate

function

Alternate

function

after remap

[option bit]

111

NRST

I/O -

X --

Reset

222

PA1/OSCIN(1)

I/O X X-

X Port A1

Resonator/

crystal in

PA2/OSCOUT

I/O X XX

X Port A2

Resonator/

crystal out

444

VSSIO_1

I/O ground

555

VSS

Digital ground

VCAP

1.8 V regulator

capacitor

777

VDD

Digital power supply

888

VDDIO_1

I/O power supply

999

PA3/TIM2_CH3 I/O X XX

X Port A3

Timer 2 -

channel 3

TIM3_CH1

[AFR1]

10 10 10

PA4/USART_RX I/O X XX

X Port A4

USART

receive

11 11 11

PA5/USART_TX I/O X XX

X Port A5

USART

transmit

12 12 12

PA6/USART_CK

(2)

I/O X XX

X Port A6

USART

synchro

nous clock

---

PH0

I/O X X - HS O3

X Port H0

---

PH1

I/O X X- HS O3

X Port H1

---

PH2

I/O X X-

X Port H2

---

PH3

I/O X X-

X Port H3

17 13

PF7/AIN15

I/O X X-

Port F7

Analog

input 15

18 14

PF6/AIN14

I/O X X-

Port F6

Analog

input 14

19 15

PF5/AIN13

I/O X X-

Port F5

Analog

input 13

20 16

PF4/AIN12

I/O X X-

Port F4

Analog

input 12

21 17

PF3/AIN11

I/O X X-

Port F3

Analog

input 11

STM8AF5269 数据表(PDF) 34 Page - STMicroelectronics

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