Datasheet

DocID15962 Rev 13 29/131
STM8L151xx, STM8L152xx Pin description
56
27 - - -
PB3/TIM2_ETR/
LCD_SEG13
(2)
/
ADC1_IN15/COMP1_INP
I/O
TT
(3)
X XXHSXXPort B3
Timer 2 - external trigger
/ LCD segment 13
/ADC1_IN15 /
Comparator 1 positive
input
-16- -
PB3/[TIM2_ETR]
(4)
/
TIM1_CH2N/
LCD_SEG13
(2)
/
ADC1_IN15/
COMP1_INP
I/O
TT
(3)
X XXHSXXPort B3
[Timer 2 - external
trigger] / Timer 1 inverted
channel 2 / LCD
segment 13 /
ADC1_IN15 /
Comparator 1 positive
input
--15E2
PB3/[TIM2_ETR]
(4)
/
TIM1_CH1N/
LCD_SEG13
(2)
/
ADC1_IN15/RTC_ALARM
/COMP1_INP
I/O
TT
(3)
X XXHSXXPort B3
[Timer 2 - external
trigger] / Timer 1 inverted
channel 1/ LCD segment
13 / ADC1_IN15 /
RTC alarm/ Comparator
1 positive input
28 - - -
PB4
(6)
/[SPI1_NSS]
(4)
/
LCD_SEG14
(2)
/
ADC1_IN14/COMP1_INP
I/O
TT
(3)
X
(6)
X
(6)
XHSX XPort B4
[SPI1 master/slave
select] / LCD segment
14 / ADC1_IN14 /
Comparator 1 positive
input
-1716D2
PB4
(6)
/[SPI1_NSS]
(4)
/
LCD_SEG14
(2)
/
ADC1_IN14/
COMP1_INP/DAC_OUT
I/O
TT
(3)
X
(6)
X
(6)
XHSX XPort B4
[SPI1 master/slave
select] / LCD segment
14 / ADC1_IN14 /
DAC output /
Comparator 1 positive
input
29 - - -
PB5/[SPI1_SCK]
(4)
/
LCD_SEG15
(2)
/
ADC1_IN13/COMP1_INP
I/O
TT
(3)
X XXHSXXPort B5
[SPI1 clock] / LCD
segment 15 /
ADC1_IN13 /
Comparator 1 positive
input
Table 5. Medium density STM8L15x pin description (continued)
Pin number
Pin name
Type
I/O level
Input Output
Main function
(after reset)
Default alternate
function
LQFP48 and UFQFPN48 LQFP32 and UFQFPN32
UFQFPN28
WLCSP28
floating
wpu
Ext. interrupt
High sink/source
OD
PP