STMicroelectronics B-L462E-CELL1 User Manual page 28

Connector
CN12
1. All pins that are exposed to Quad-SPI are not recommended to use to control external devices.
UM2743 - Rev 1
Pin number Signal name
33 PA14
34 PC6
35 PA15
36 PC7
37 PC0
38 PC9
39 GND
40 PC10
41 PC1
42 PC11
43 PC2
44 PC12
45 PC3
46 PC13
47 PH0
48 1V8
49 PH1
50 PH3
Extension pin header for MCU
How to disconnect with function
Function
block on B-L462E-CELL1 board
SWCLK
LED1
SPI1_NSS
PC7 is used on LBAD0ZZ1SE, it is
not recommended to use PC7 as an
NC_RST_IND
extension pin for daughterboard on
ADC1_IN1
TIM3_CH4
Power
Cannot be disconnected from OLED
and LBAD0ZZ1SE on B-L462E-CELL1
SPI3_SCK board, it is not recommended to use
PC10 as extension pin for daughter
board on CN12.
ADC1_IN2
Cannot be disconnected from OLED
and LBAD0ZZ1SE on B-L462E-CELL1
D/C_DISP board, it is not recommended to use
PC11 as extension pin for daughter
board on CN12.
INT_ACC SB14 and SB15 OFF.
Cannot be disconnected from OLED
and LBAD0ZZ1SE on B-L462E-CELL1
SPI3_MOSI board, it is not recommended to use
PC12 as extension pin for daughter
board on CN12.
INT_MAG
User/Tamper
Button
Extern Clock In
Power
RST_DISP
BOOT0
UM2743
-
-
-
CN12.
-
-
-
-
-
-
-
-
-
-
page 28/58