STMicroelectronics STM32L151CB Manual page 37

STM32L151x6/8/B, STM32L152x6/8/B
Pins
24 15 H2 M2 11
25 16 F3 K3 12
26 17 G3 L3 13
27 18 C2 E3 -
28 19 D2 H3 -
29 20 H3 M3 14
30 21 F4 K4 15
31 22 G4 L4 16
32 23 H4 M4 17
33 24 H5 K5 -
34 25 H6 L5 -
35 26 F5 M5 18
36 27 G5 M6 19
37 28 G6 L6 20
38 - - M7 -
39 - - L7 -
40 - - M8 -
41 - - L8 -
42 - - M9 -
43 - - L9 -
44 - - M10 -
45 - - M11 -
Table 8. STM32L15xx6/8/B pin definitions (continued)
Pin name
PA1 I/O FT
PA2 I/O FT
PA3 I/O TC
V S -
SS_4
V S -
DD_4
PA4 I/O TC
PA5 I/O TC
PA6 I/O FT
PA7 I/O FT
PC4 I/O FT
PC5 I/O FT
PB0 I/O TC
PB1 I/O FT
PB2 I/O FT
PE7 I/O TC
PE8 I/O TC
PE9 I/O TC
PE10 I/O TC
PE11 I/O FT
PE12 I/O FT
PE13 I/O FT
PE14 I/O FT
DocID17659 Rev 10
Main
(2)
function
(after reset)
USART2_RTS/ADC_IN1/TIM2_CH2/
PA1
USART2_TX/ADC_IN2/TIM2_CH3/
PA2
TIM9_CH1/LCD_SEG1/COMP1_INP
USART2_RX/ADC_IN3/TIM2_CH4/
PA3
TIM9_CH2/LCD_SEG2/COMP1_INP
V
SS_4
V
DD_4
PA4
ADC_IN4/DAC_OUT1/COMP1_INP
PA5
DAC_OUT2/TIM2_CH1_ETR/COMP1_INP
SPI1_MISO/ADC_IN6/TIM3_CH1/
PA6
LCD_SEG3/TIM10_CH1/COMP1_INP
SPI1_MOSI/ADC_IN7/TIM3_CH2/
PA7
LCD_SEG4/TIM11_CH1/COMP1_INP
PC4 ADC_IN14/LCD_SEG22/COMP1_INP
PC5 ADC_IN15/LCD_SEG23/COMP1_INP
ADC_IN8/TIM3_CH3/LCD_SEG5/
PB0
ADC_IN9/TIM3_CH4/LCD_SEG6/
PB1
PB2/BOOT1
PE7
PE8
PE9 ADC_IN24/TIM2_CH1_ETR/COMP1_INP
PE10 ADC_IN25/TIM2_CH2/COMP1_INP
PE11
PE12
PE13
PE14
Pin descriptions
Alternate functions
LCD_SEG0/COMP1_INP
-
-
SPI1_NSS/USART2_CK/
SPI1_SCK/ADC_IN5/
COMP1_INP/VREF_OUT
COMP1_INP/VREF_OUT
-
ADC_IN22/COMP1_INP
ADC_IN23/COMP1_INP
TIM2_CH3
TIM2_CH4/SPI1_NSS
SPI1_SCK
SPI1_MISO
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