Waveshare overlay for Raspberry Pi with GSM, GPRS, GNSS and Bluetooth

Description

Overlay module for Raspberry Pi with many communication functions: GSM, GPRS, GNSS and Bluetooth. This module allows you to make phone calls, send SMS messages, connect to the internet via GPRS, receive GPS position data and transfer data via Bluetooth.

properties

• Raspberry Pi connector, compatible with Raspberry Pi 2B / 3B / 3B + / Zero / Zero W
• Supports SMS messages, making phone calls, GPRS, DTMF, HTTP, FTP, MMS, e-mail, etc.
• Supports GPS, COMPASS, Glonass, LBS base stations, omni-positioning
• Bluetooth 3.0, supports data transmission
• Built-in USB-UART converter (CP2102)
• 6 LEDs to indicate the module operating status
• Connection of 1.8 V / 3 V SIM cards
• Battery socket for RTC clock
• Auto detection of transmission speed (1200 bps - 115200 bps)
• Control of AT commands (3GPP TS 27.007, 27.005 and built-in SIMCOM commands)
• It supports SIM application tools: GSM 11.14 Release 99
• The manufacturer provides many examples and descriptions (examples for Raspberry Pi, Arduino and STM32)
• Operating voltage: 5 V
• Working temperature: -40 ° C - 85 ° C
• Storage temperature: -45 ° C - 90 ° C
• Dimensions: 30.2 x 65 mm

GSM / GPRS properties

• Frequency
  • GSM 850 / EGSM 900 / DCS 1800 / PCS 1900 MHz
  • Auto search Quad-band
  • GSM phase 2/2 +
• Power
  • Class 4 (2W @ GSM 850 / EGSM 900 MHz)
  • Class 1 (1W @ DCS 1800 / PCS 1900 MHz)
• GPRS
  
  • GPRS multi-slot class 12 (default)
  • GPRS multi-slot class 1 ~ 12 (configurable)
• GPRS data
  • Downloading: max 85.6kbps
  • Uploading: max 85.6kbps
  • Coding schemes: CS-1 \ CS-2 \ CS-3 \ CS-4
  • Supports PAP (Password Authentication Protocol) for PPP connections
  • Supports PBCCH
  • Supports USSD
• SMS
  • Supports modes: MT / MO / CB / Text / PDU
  • SMS memory on the SIM card
• Audio
  • Speech coding / decoding mode
  • Echo reduction
  • Noise reduction

GNSS properties

• Receiver type
  • up to 33 tracking channels
  • up to 99 accuracy channels
  • GPS L1 C / A code
• tenderness
  
  • Tracking: -165 dBm
  • Cold start: -148 dBm
• Time to FIX
  
  • Cold start: 28 sec (typical)
  • Hot start: <1 second
  • Warm start: 26s
• Accuracy
  • <2.5 m CEP

Bluetooth properties

• Built-in AT commands
• Bluetooth 3.0 + EDR
• Supports SPP, OPP, HFP / HSP, etc.

1. SIM868 module
   
2. ZMM5V1 controller
3. TVF SMF05C LED
4. USB Converter - UDP CP2102
5. MP1482 inverter
6. Logic level converter NDC7002N
7. GPS status indicator
   
8. NET indicator:
   • it blinks quickly when the module is started
   • it blinks slowly after registering GSM
9. STA module operating status indicator
   
10. U86 SIM868 Tx / Rx
11. Power indicator
    
12. SIM868 control button: press and hold for 1s to activate or deactivate SIM868
13. Deposit the GPIO Raspberry Pi
14. SIM card connector
15. UART interface
    
16. Jaxk 3.5 mm connector for headphones with a microphone
    
17. GNSS antenna connector
    
18. Bluetooth antenna connector
    
19. GSM antenna connector
20. CR1220 battery socket
21. Jumpers for selecting the UART mode
    • A: SIM868 control via USB - UART
    • B: control of SIM868 by Raspberry Pi
    • C: Raspberry Pi access via USB - UART

Included

• GSM / GPRS / GNSS HAT module
• GSM antenna
• GPS antenna
• Bluetooth antenna
• USB A - micro USB cable
• Connection distances with screws