Description
The module is working withArduino,Raspberry Pi (version 3B+, 3B, 2B, B+ and A+)andthe BeagleBone Black, which enables communication in the standard of GSM, LTE. It allows for the voice chats, sending SMS messages. On the board are: connector forSIM card, powering module for battery LiPol / Li-Ionandthe RESET button. It has a connector of theu.FLantennasfor GSM.
The distribution of elements on the u-uGSM shield board.
Specification
- Driver: Quectel BC95G
- Supported standards: GSM / LTE / NB-IoT
- LTE: B1 / B2 / B3 / B5 / B8 / B20 / B28
- The speeds of the NB-IoT Single tone / Multi tone: max. 25.2 Kb/s (DL), max. 15,625 / 54 Kb/s (UL)
- Nano SIM / micro SIM connector
- The u.FL antennas connectors
- Built-in USB to UART converter (USB connector can be used to power the module)
- Automatic selection of logic levels between 3 V to 5 V
- The Reset button
- It works withArduino,Raspberry PiandBeagleBone Black along with sample codes of the manufacturer
- Two mounting holes with a diameter: 2.5 mm
- Board sizes: 45 x 27 mm
|
Detailed module description can be found in the user guide in the firstandsecondpart, and onthe website of the manufacturer. |
Pins
| Pin | Description |
|---|---|
| STS |
The status output. |
| RI | The Output Ring Indicator. |
| GND | The ground of the system. |
| VCC | Input/output of 4 V, internally connected to a Li-Pol + pad. |
| VIN | 5 V Input for Li-Pol charger. |
| VUSB | The 5 V output. |
| ENA | The activation pin is activated by the high status. |
| RST | Reset is activated by the high status. |
| TX | Communication is via the serial interface. |
| RX | Communication is via the serial interface. |
The connection to the Arduino
The system works with Arduino Uno using the following pins:
| Pin | Arduino | Description |
|---|---|---|
| GSM RX | D3 | Communication via the serial interface. |
| GSM TX | D2 | Communication via the serial interface. |
| RESET | D6 | System reset of GSM. |
| Ena | D7 | The supply voltage control of the GSM system (On/Off). |
| VIN (5 V LiPol) | 5 V |
Power supply of 5 V. Details of the connection, in case of LiPol battery, are available inthe manufacturer's manual. |
|
GND |
GND | The ground of the system. |
|
STATUS |
D5 | The status pin. |
Connection to the Raspberry Pi
The module has special, breakable connectors that allow you to connect directly attached to the GPIO connectors of the Raspberry Pi or BeagleBone Black.
To start the module with the Raspberry Pi, you must perform the following connections:
| Pin | RPi | Description |
|---|---|---|
| GSM RX | 10 |
Communication via the serial interface (not connected in the USB communication). |
| GSM TX | 08 |
Communication via the serial interface (not connected in the USB communication). |
| RESET | 18 | GSM system reset. |
| ON / OFF | 16 | The supply voltage control of the GSM system (On/Off). |
| VIN (5 V LiPol) | 02/04 | The supply voltage of 5 V. |
|
GND |
04/14 | The ground of the system. |
| STATUS | 12 | The status pin. |
Useful links |
