STM8AF52AA Datasheet, PDF (34/110 Pages) STMicroelectronics – Automotive 8-bit MCU, with up to 128 Kbytes Flash, data EEPROM

Pinouts and pin description
STM8AF52/62xx, STM8AF51/61xx
Table 13. STM8A microcontroller family pin description (continued)
Pin number
Input
Output
Pin name
Main
function
(after
reset)
Default
alternate
function
Alternate
function
after remap
[option bit]
22 18 - -
V_REF+
S
—— —
——
—
—
ADC positive reference
voltage
—
23 19 13 9
24 20 14 10
25 21 - -
V_DDA
V_SSA
V_REF-
S — — — — — — — Analog power supply
—
S —— — — — — —
Analog ground
—
S
—— —
——
—
—
ADC negative reference
voltage
—
26 22 - -
PF0/AIN10 I/O X X — — O1 X X Port F0
Analog
input 10
—
27 23 15 -
PB7/AIN7
I/O X X
X — O1 X
X
Port B7
Analog input
7
—
28 24 16 -
29 25 17 11
30 26 18 12
PB6/AIN6
PB5/AIN5
PB4/AIN4
I/O X X
I/O X X
I/O X X
X — O1 X
X — O1 X
X — O1 X
X
Port B6
Analog input
6
X
Port B5
Analog input
5
X
Port B4
Analog input
4
—
I²C_SDA
[AFR6]
I²C_SCL
[AFR6]
31 27 19 13
PB3/AIN3
I/O X X
X — O1 X
X
Port B3
Analog input
3
TIM1_ETR
[AFR5]
32 28 20 14
PB2/AIN2
I/O X X
X — O1 X
X
Port B2
Analog input
TIM1_CH3N
[AFR5]
33 29 21 15
PB1/AIN1
I/O X X
X — O1 X
X
Port B1
Analog input
1
TIM1_CH2N
[AFR5]
34 30 22 16
PB0/AIN0
I/O X X
X — O1 X
X
Port B0
Analog input
0
TIM1_CH1N
[AFR5]
35 -
-
- PH4/TIM1_ETR I/O X X — — O1 X
X Port H4
Timer 1 -
trigger input
—
36 - - -
PH5/
TIM1_CH3N
I/O X X — — O1 X
X Port H5
Timer 1 -
inverted
channel 3
—
37 - - -
PH6/
TIM1_CH2N
I/O X X — — O1 X
X Port H6
Timer 1 -
inverted
channel 2
—
38 - - -
PH7/
TIM1_CH1N
I/O X X — — O1 X
X Port H7
Timer 1 -
inverted
channel 2
—
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Doc ID 14395 Rev 9