# GSM - GPRS - GNSS - Bluetooth HAT for Raspberry Pi

**SKU:** WS13460
**Brand:** Waveshare
**Price:** 36,00 EUR
**Availability:** in stock
**URL:** https://electronics.semaf.at/GSM-GPRS-GNSS-Bluetooth-HAT-for-Raspberry-Pi

## Specifications

| Attribute | Value |
|---|---|
| Weight (kg) | 0.5 |

This is a handy, low power Raspberry Pi HAT which features multi communication functionalities: GSM, GPRS, GNSS and Bluetooth. It allows your Pi to easily make a telephone call, send messages, connect to wireless Internet, global position, transfer data via Bluetooth, and so on.

## Description

This is a handy, low power Raspberry Pi HAT which features multi communication functionalities: GSM, GPRS, GNSS and Bluetooth.

It allows your Pi to easily make a telephone call, send messages, connect to wireless Internet, global position, transfer data via Bluetooth, and so on.

### Features

#### General

- Raspberry Pi connectivity, compatible with Raspberry Pi 2B/3B/3B+/Zero/Zero W
- Supports SMS, phone call, GPRS, DTMF, HTTP, FTP, MMS, email, etc.
- Support GPS, COMPASS, Glonass, LBS base station positioning, omni-positioning
- Bluetooth 3.0, supports data transferring through Bluetooth
- Onboard USB TO UART converter CP2102 for UART debugging
- 6x LEDs for indicating the module working status
- SIM card slot for 1.8V/3V SIM card
- RTC with backup battery holder
- Baudrate auto detection (1200bps ~115200bps)
- Control via AT commands (3GPP TS 27.007, 27.005, and SIMCOM enhanced AT Commands)
- Supports SIM application toolkit: GSM 11.14 Release 99
- Comes with development resources and manual (examples for Raspberry Pi/Arduino/STM32)

#### GSM/GPRS

- Band 
    - GSM 850/EGSM 900/DCS 1800/PCS 1900 MHz
    - Quad-band auto search
    - Compliant to GSM phase 2/2+
- Emitting power 
    - Class 4 (2W @ GSM 850/EGSM 900 MHz)
    - Class 1 (1W @ DCS 1800/PCS 1900 MHz)
- GPRS connectivity 
    - GPRS multi-slot class 12 (default)
    - GPRS multi-slot class 1~12 (configurable)
- GPRS data feature 
    - Downlink speed: max 85.6kbps
    - Uplink speed: max 85.6kbps
    - Coding schemes: CS-1\\CS-2\\CS-3\\CS-4
    - Supports PAP (Password Authentication Protocol) for PPP connection
    - Supports PBCCH
    - Supports USSD
- SMS 
    - Supports: MT/MO/CB/Text/PDU mode
    - SMS storage: SIM card
- Audio 
    - Voice encode/decode mode: Half Rate\\Full Rate\\Enhanced Full Rate\\Adaptive muti rate
    - Supports echo cancellation
    - Supports noise reduction

#### GNSS

- Receiver type 
    - 33 tracking channels
    - 99 acquisition channels
    - GPS L1 C/A code
- Sensitivity 
    - Tracking: -165 dBm
    - Cold starts : -148 dBm
- Time-To-First-Fix 
    - Cold starts : 28s (typ.)
    - Hot starts : < 1s
    - Warm starts: 26s
- Accuracy 
    - Horizontal position : <2.5m CEP

#### Bluetooth

- Integrates AT commands
- Compliant to Bluetooth specification3.0 + EDR
- Supports SPP, OPP, HFP/HSP, etc.

#### Misc

- Operating voltage: 5V
- Operating temperature: -40°C ~ 85°C
- Storage temperature: -45°C ~ 90°C
- Dimensions: 30.2mm x 65mm

### What's on Board

1. SIM868 module
2. ZMM5V1: regulator diode
3. SMF05C: TVS diode
4. CP2102: USB TO UART converter
5. MP1482: power chip
6. NDC7002N: voltage level translator
7. GPS status indicator
8. NET indicator: 
    - flashes fast when the module starts up
    - flashes slowly after GSM register succeed
9. STA module working status indicator
10. SIM868 UART Tx/Rx indicator
11. Power indicator
12. SIM868 control button: press the button and hold for 1s, to startup/shutdown the SIM868
13. Raspberry Pi GPIO connector
14. SIM card slot
15. USB TO UART interface
16. 3.5mm earphone/mic jack
17. GNSS antenna connector
18. Bluetooth antenna connector
19. GSM antenna connector
20. CR1220 battery holder: for RTC backup battery
21. UART selection switch 
    - A: control the SIM868 through USB TO UART
    - B: control the SIM868 through Raspberry Pi
    - C: access Raspberry Pi through USB TO UART

### Resources

- [www.waveshare.com/wiki/GSM/GPRS/GNSS\_HAT](https://www.waveshare.com/wiki/GSM/GPRS/GNSS_HAT)
- [Making a Pi Zero GSM/GPS HAB Backup Tracker](http://www.daveakerman.com/?p=2340)