NB-IoT Module Series
BC95-GR-TE-B User Guide
BC95-GR-TE-B_User_Guide 20 / 28
The following figure shows the pin connection between BC95-GR-TE-B and STM32-L476RG MCU.
POWER_EN
UART_MCU_RX
RESET_N
UART_MCU_TX
GND
+5V
ADC0
GND
GND
BC95-GR-TE-B
Morpho
Arduino
RI
Figure 10: Pin Connection Between BC95-GR-TE-B and STM32-L476RG MCU
2
PA3
D0
CN9-1
MCU_RX
Connects to the TX of the
main UART
3
PA5
D13
CN5-6
RESET_N
Active high
4
PA0
A0
CN8-1
RI
Ring indication signal
5
+5 V
+5 V
CN6-5
+5 V
5.0 V power supply
6
GND
GND
CN5-7, CN6-6, CN6-7 GND
Ground
