STM8L151K6U3 STMICROELECTRONICS [STMicroelectronics], STM8L151K6U3 Datasheet - Page 27

• 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.
30
31 20 19
37 25 21 PC0/I2C1_SDA
38 26 22 PC1/I2C1_SCL
41 27 23
42 28 24
43 29 25
44 30 26
45 31 27
46
-
number
Pin
19 18
-
-
-
-
PB6/[SPI1_MOSI]
LCD_SEG16
ADC1_IN12/COMP1_INP
PB6/[SPI1_MOSI]
LCD_SEG16
ADC1_IN12/COMP1_INP/
DAC_OUT
PB7/[SPI1_MISO]
LCD_SEG17
ADC1_IN11/COMP1_INP
PC2/[USART1_RX]
LCD_SEG22/ADC1_IN6/
COMP1_INP/VREF_OUT
PC3/[USART1_TX]
LCD_SEG23
ADC1_IN5/COMP1_INP/
COMP2_INM
PC4/[USART1_CK]
I2C1_SMB/CCO/
LCD_SEG24
ADC1_IN4/COMP2_INM/
COMP1_INP
PC5/OSC32_IN
/[SPI1_NSS]
[USART1_TX]
PC6/OSC32_OUT/
[SPI1_SCK]
[USART1_RX]
PC7/LCD_SEG25
ADC1_IN3/COMP2_INM/
COMP1_INP
STM8L15x pin description (continued)
Pin name
(3)
(3)
(2)
(2)
(2)
(2)
(2)
(3)
/
(3)
/
/
/
/
/
/
(3)
(3)
(3)
(2)
(3)
(3)
(3)
/
/
/
/
/
/
/
I/O
I/O
I/O
I/O FT X
I/O FT X
I/O
I/O
I/O
I/O
I/O
I/O
Doc ID 15962 Rev 2
X
X
X
X
X
X
X
X
X
Input
X
X
X
X
X
X
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
HS X
Output
T
T
(4)
(4)
X Port B6
X Port B6
X Port B7
X Port C2
X Port C3
X Port C4
X Port C5
X Port C6
X Port C7
Port C0 I2C1 data
Port C1 I2C1 clock
[SPI1 master out/slave in]/
LCD segment 16 / ADC1_IN12 /
Comparator 1 positive input
[SPI1 master out]/
slave in / LCD segment 16 /
ADC1_IN12 / DAC output /
Comparator 1 positive input
[SPI1 master in- slave out] /
LCD segment 17 / ADC1_IN11 /
Comparator 1 positive input
[USART1 receive] /
LCD segment 22 / ADC1_IN6 /
Comparator 1 positive input /
Voltage reference output
[USART1 transmit] /
LCD segment 23 / ADC1_IN5 /
Comparator 1 positive input /
Comparator 2 negative input
[USART1 synchronous clock] /
I2C1_SMB / Configurable clock
output / LCD segment 24 /
ADC1_IN4 /
Comparator 2 negative input /
Comparator 1 positive input
LSE oscillator input / [SPI1
master/slave select] / [USART1
transmit]
LSE oscillator output / [SPI1
clock] / [USART1 receive]
LCD segment 25 /ADC1_IN3/
Comparator negative input /
Comparator 1 positive input
Default alternate function
Pin description
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