Pin descriptions
STM32L151xC/C-A STM32L152xC/C-A
40/133
DocID026119 Rev 5
-
J5
-
-
-
PA7
I/O
FT
PA7
TIM3_CH2/TIM11_CH1/
SPI1_MOSI/
LCD_SEG4
ADC_IN7/
COMP1_INP
-
M4
-
-
-
OPAMP2_VI
NM
I
TC
OPAMP2_V
INM
-
-
44
K5
33 24 H6
PC4
I/O
FT
PC4
LCD_SEG22
ADC_IN14/
COMP1_INP
45
L5
34 25 H5
PC5
I/O
FT
PC5
LCD_SEG23
ADC_IN15/
COMP1_INP
46
M5
35 26 H4
PB0
I/O
TC
PB0
TIM3_CH3/LCD_SEG5
ADC_IN8/
COMP1_INP/
OPAMP2_VOUT/
VREF_OUT
47
M6
36 27 F4
PB1
I/O
FT
PB1
TIM3_CH4/LCD_SEG6
ADC_IN9/
COMP1_INP/
VREF_OUT
-
-
37 28 H3
PB2
I/O
FT
PB2/
BOOT1
BOOT1
COMP1_INP
48
L6
-
-
-
PB2
I/O
FT
PB2/
BOOT1
BOOT1
ADC_IN0b/
COMP1_INP
49
K6
-
-
-
PF11
I/O
FT
PF11
-
ADC_IN1b/
COMP1_INP
50
J7
-
-
-
PF12
I/O
FT
PF12
-
ADC_IN2b/
COMP1_INP
51
E3
-
-
-
V
SS_6
S
-
V
SS_6
-
-
52
H3
-
-
-
V
DD_6
S
-
V
DD_6
-
-
53
K7
-
-
-
PF13
I/O
FT
PF13
-
ADC_IN3b/
COMP1_INP
54
J8
-
-
-
PF14
I/O
FT
PF14
-
ADC_IN6b/
COMP1_INP
55
J9
-
-
-
PF15
I/O
FT
PF15
-
ADC_IN7b/
COMP1_INP
56
H9
-
-
-
PG0
I/O
FT
PG0
-
ADC_IN8b/
COMP1_INP
Table 8. STM32L151xC/C-A and STM32L152xC/C-A pin definitions (continued)
Pins
Pin name
Pin T
ype
(1
)
I / O stru
ctu
re
Main
function
(2)
(after reset)
Pin functions
LQ
FP14
4
UFBGA
132
LQ
FP10
0
LQ
FP6
4
WLC
S
P6
4
Alternate functions
Additional
functions