BLE 5.1, Modules, BC40C, BC40M, BC40P
Ver 0.90 May 2021
13
C2
J4
P021
GPIO
C3
J5
P019
GPIO
C4
J9
P009
GPIO, High speed SPI_MOSI
C5
J11
P102/I2C
GPIO, I2C interface
C6
H12
P003/NFC2
GPIO, NFC antenna connection
C7
L12
P008
GPIO, High speed SPI clock
D0
F1
SWDIO
Serial wire debug data for debug and programming
D1
F2
SWDCLK
Serial wire debug clock for debug and programming
D2
G2
/RESET
Reset, active low with internal pull up
D3
A5
VSS
Ground
D4
F10
P005/AIN1
GPIO, Analog input
D5
G10
P004/AIN0
GPIO, Analog input
D6
H3
P023
GPIO
D7
H10
P006/AIN2
GPIO, Analog input
E0
A5
GND
Ground
E1
E2
P029
GPIO
E2
G3
P107
GPIO
E3
C5
P031
GPIO
E4
E10
P101
GPIO
E5
D10
P100
GPIO
E6
K12
P103/I2C
GPIO, I2C interface
E7
J7
P011
GPIO, High speed SPI chip select
F0
A5
GND
Ground
F1
E3
P028/AIN7
GPIO, Analog input
F2
F3
P108
GPIO
F3
C7
P112
GPIO
F4
A5
GND
Ground
F5
B11
VBUS
5V input for USB 3.3V regulator
F6
B12
VDDH
High voltage DC power supply, 2.5V to 5.5V
F7
G11
P002/NFC1
GPIO, NFC antenna connection
G0
A5
VSS
Ground
G1
C4
P030
GPIO
G2
E4
P110
GPIO
G3
C8
P113
GPIO
G4
B10
VDD
DC power supply, 1.7V to 3.6V
G5
A11
D-
USB data
G6
NC
No Connect
G7
J8
P010
GPIO, high speed SPI MISO
H0
A5
GND
Ground
H1
A5
GND
Ground