Table 8. Stm32L15Xx6/8/B Pin Definitions - STMicroelectronics STM32L151CB Manual

Pin descriptions
Pins
1 - - B2 -
2 - - A1 -
3 - - B1 -
4 - - C2 -
5 - - D2 -
6 1 B2 E2 1
7 2 A2 C1 2
8 3 A1 D1 3
9 4 B1 E1 4
10 - - F2 -
11 - - G2 -
12 5 C1 F1 5
13 6 D1 G1 6
14 7 E1 H2 7
15 8 E3 H1 -
16 9 E2 J2 -
17 10 F2 J3 -
(6)
18 11 - -
K2
19 12 F1 J1 8
20 - - K1 -
G1
21 - L1 -
(6)
22 13 H1 M1 9
23 14 G2 L2 10
36/129

Table 8. STM32L15xx6/8/B pin definitions

Pin name
PE2 I/O FT
PE3 I/O FT
PE4 I/O FT
PE5 I/O FT
PE6-WKUP3 I/O FT
(3)
V S
LCD
PC13-
I/O FT
WKUP2
PC14-
I/O TC
(4)
OSC32_IN
PC15-
OSC32_OUT I/O TC
(4)
V S -
SS_5
V S -
DD_5
PH0-
I/O TC
(5)
OSC_IN
PH1-
I/O TC
OSC_OUT
NRST I/O RST
PC0 I/O FT
PC1 I/O FT
PC2 I/O FT
PC3 I/O TC
V S -
SSA
V S -
REF-
V S -
REF+
V S -
DDA
PA0-WKUP1 I/O FT
DocID17659 Rev 10
STM32L151x6/8/B, STM32L152x6/8/B
Main
(2)
function
(after reset)
PE2 TRACECLK/LCD_SEG38/TIM3_ETR
PE3 TRACED0/LCD_SEG39/TIM3_CH1
PE4
PE5
PE6 TRACED3/WKUP3/TIM9_CH2
V
LCD
PC13 RTC_TAMP1/RTC_TS/RTC_OUT/WKUP2
PC14
PC15
V
SS_5
V
DD_5
PH0
PH1
NRST
PC0 ADC_IN10/LCD_SEG18/COMP1_INP
PC1 ADC_IN11/LCD_SEG19/COMP1_INP
PC2 ADC_IN12/LCD_SEG20/COMP1_INP
PC3 ADC_IN13/LCD_SEG21/COMP1_INP
V
SSA
V
REF-
V
REF+
V
DDA
WKUP1/USART2_CTS/ADC_IN0/
PA0
TIM2_CH1_ETR/COMP1_INP
Alternate functions
TRACED1/TIM3_CH2
TRACED2/TIM9_CH1
-
OSC32_IN
OSC32_OUT
-
-
OSC_IN
OSC_OUT
-
-
-
-
-