STM8L151K6U3 STMICROELECTRONICS [STMicroelectronics], STM8L151K6U3 Datasheet - Page 25

• Manufacturer Part Number: STM8L151K6U3
• Description: 8-bit ultralow power MCU, up to 32 KB Flash, 1 KB Data EEPROM RTC, LCD, timers, USART, I2C, SPI, ADC, DAC, comparators
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

STM8L151xx, STM8L152xx
Table 4.
2
3
4
5
6
7
-
-
number
Pin
1
2
3
4
5
6
-
-
1 NRST/PA1
2
3
4
5
-
-
PA2/OSC_IN/
[USART1_TX]
[SPI1_MISO]
PA3/OSC_OUT/[USART1
_RX]
PA4/TIM2_BKIN/
LCD_COM0
COMP1_INP
PA4/TIM2_BKIN/
[TIM2_TRIG]
LCD_COM0
ADC1_IN2/COMP1_INP
PA5/TIM3_BKIN/
LCD_COM1
COMP1_INP
PA5/TIM3_BKIN/
[TIM3_TRIG]
LCD_COM1
COMP1_INP
PA6/[ADC1_TRIG]
LCD_COM2
COMP1_INP
Legend / Abbreviations for
Type:
I/O level:
Input level:
Output level:
Port and control configuration:
●
●
Reset state is shown in bold.
STM8L15x pin description
(3)
Input:
Output:
/[SPI1_MOSI]
Pin name
(1)
(2)
(2)
(2)
(2)
(2)
(3)
(3)
(3)
(3)
/ADC1_IN2/
/
/ADC1_IN1/
/ADC1_IN1/
/ADC1_IN0/
/
/
/
(3)
HS = High sink/source (20 mA)
float = floating, wpu = weak pull-up
T= true open drain, OD = open drain, PP = push-pull
I = input, O = output, S = power supply
FT = 5 V tolerant
CM = CMOS
/
(3)
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
Table
Doc ID 15962 Rev 2
X
X
X
X
X
X
X
4:
Input
X
X
X
X
X
X
X
X
X
X
X
X
X
X
HS X
HS X
HS X
HS X
HS X
HS X
HS X
HS X
Output
X Reset
X Port A2
X Port A3
X Port A4
X Port A4
X Port A5
X Port A5
X Port A6
PA1
HSE oscillator input / [USART1
transmit] / [SPI1 master in- slave
out] /
HSE oscillator output / [USART1
receive]/ [SPI1 master out/slave
in]/
Timer 2 - break input /
LCD COM 0 / ADC1 input 2 /
Comparator 1 positive input
Timer 2 - break input /
[Timer 2 - trigger] / LCD_COM 0 /
ADC1 input 2 /
Comparator 1 positive input
Timer 3 - break input /
LCD_COM 1 / ADC1 input 1/
Comparator 1 positive input
Timer 3 - break input / [Timer 3 -
trigger] / LCD_COM 1 /
ADC1 input 1 /
Comparator 1 positive input
[ADC1 - trigger] / LCD_COM2 /
ADC1 input 0 /
Comparator 1 positive input
Default alternate function
Pin description
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