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STM8AL318X Datasheet, PDF (36/131 Pages) STMicroelectronics – Automotive 8-bit ultra-low-power MCU, 64 Kbyte Flash, RTC, LCD, data EEPROM, timers, USARTs, I2C, SPIs, ADC, DAC, COMPs
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Pin description
STM8AL318x STM8AL3L8x
Pin
number
Table 5. High-density STM8AL3x8x pin description (continued)
Input
Output
Pin name
Default alternate function
53 41 - PF4/LCD_COM4
54 42 - PF5/LCD_COM5
55 43 - PF6/LCD_COM6
56 44 - PF7/LCD_COM7
22 18 13 VLCD(7)
15 11 10 VDD1
14 10 - VSS1
16 12 11 VDDA
17 13 12 VREF+/VREF+_DAC
PG0/LCD SEG
18 14 - 28(3)/USART3_RX/
[TIM2_BKIN]
PG1/LCD SEG
19 15 - 29(3)/USART3_TX/
[TIM3_BKIN]
20 16
-
PG2/LCD_SEG 30(3)/
USART3_CK
21 17
-
PG3/LCD SEG 31 (3)/
[TIM3_ETR]
33 - - PH4/USART2_RX
34 - - PH5/USART2_TX
35 -
-
PH6/USART2_CK/
TIM5_CH1
36 - - PH7/TIM5_CH2
- - 9 VSS/VSSA/VREF-
13 9 - VSSA/VREF-
37 29 - VDD3
38 30 - VSS3
I/O FT(5) X X X HS X X Port F4 LCD COM4
I/O FT(5) X X X HS X X Port F5 LCD COM5
I/O FT(5) X X X HS X X Port F6 LCD COM6
I/O FT(5) X X X HS X X Port F7 LCD COM7
S - - - - - - - LCD booster external capacitor
S - - - - - - - Digital power supply
- - - - - - - - I/O ground
S - - - - - - - Analog supply voltage
S-
-
-
-
-
-
-
ADC1 and DAC1/2 positive voltage
reference
LCD segment 28/
I/O FT(5) X X X HS X X Port G0 USART3 receive /
[Timer 2 - break input]
LCD segment 29/
I/O FT(5) X X X HS X X Port G1 USART3 transmit /
[Timer 3 -break input]
LCD segment 30/
I/O FT(5) X X X HS X X Port G2 USART 3 synchronous
clock
I/O FT(5) X
X
X HS X
X Port G3
LCD segment 31/
[Timer 3 - trigger]
I/O FT(5) X X X HS X X Port H4 USART2 receive
I/O FT(5) X X X HS X X Port H5 USART2 transmit
I/O FT(5) X
X
X HS X
X Port H6
USART2 synchronous
clock/ Timer 5 - channel 1
I/O FT(5) X X X HS X X Port H7 Timer 5 - channel 2
S-
-
-
-
-
-
-
I/O ground / Analog ground voltage /
ADC1 negative voltage reference
S-
-
-
-
-
-
-
Analog ground voltage /
ADC1 negative voltage reference
S - - - - - - - IOs supply voltage
S - - - - - - - IOs ground voltage
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