The WAVE-20681 is a telecommunication module for the Raspberry Pi. It comes equipped with GNSS positioning, IoT communication, A SIM card slot amongst others. It's the perfect tool for any of your wireless projects.
This is a telecommunication HAT for Raspberry Pi which supports global bands of NB-IoT, Cat-M, and GPRS, as well as GNSS positioning function. Due to its advantages like small size, low delay, and wide coverage, it is the ideal choice for IoT applications such as intelligent instruments, asset tracking, remote monitoring, e-health, and so on.
Features
- Standard Raspberry Pi 40PIN GPIO extension header, supports Raspberry Pi series boards
- Supports TCP, UDP, PPP, HTTP, FTP, MQTT, SMS, Mail, etc.
- Supports GNSS positioning (GPS, BeiDou, GLONASS)
- Onboard USB interface, to test AT Commands, get GPS positioning data, and so on
- Breakout UART control pins, to connect with host boards like Arduino/STM32
- Onboard voltage translator, 3.3V by default, allows to be switched to 5V via 0Ω resistor
- SIM card slot, compatible with both normal SIM card and NB-IoT specific card
- 2x LED indicators, easy to monitor the working status
- Baudrate: 300bps~3686400bps (115200bps by default)
- Control via AT commands (3GPP TS 27.007, 27.005, and SIMCOM enhanced AT Commands)
- Supports SIM application toolkit: SAT Class 3, GSM 11.14 Release 98, USAT
- Comes with development resources and manual (examples for Raspberry Pi/Arduino/STM32)
Specifications
- NB-IOT / CAT-M / 2G
- Frequency bands
- NB-IoT: B1, B2, B3, B4, B5, B8, B12, B13, B17, B18, B19, B20, B25, B26, B28
- Cat-M: B1, B2, B3, B4, B5, B8, B12, B13, B17, B18, B19, B20, B25, B26, B28, B39
- GPRS/EDGE: 850, 900, 1800, 1900MHz
- Data rate
- NB-IoT: 34(DL)/66(UL)
- Cat-M: 300(DL)/375(UL)
- EDGE: 236.8(DL)/236.8(UL)
- GPRS: 85.6(DL)/85.6(UL)
- SIM card support
- NB-IoT: NB Specific (Not Included)
- Cat-M/GPRS/EDGE: Normal SIM (Not Included)
- Applicable region: Global
- GNSS
- Satellite systems: GPS, BeiDou, GLONASS
- Receiver type
- 16-channel
- C/A Code
- Sensitivity
- Tracking: -162 dBm (GPS) / -157 dBm (GLONASS) / TBD (BD)
- Cold starts: -148 dBm
- Time-To-First-Fix
- Cold starts: <35s
- Hot starts: <1s
- Accuracy Position: <2.5m CEP
- OTHER
- Power supply: 5V
- Operating voltage: 5V / 3.3V (3.3V by default)
- Sleep Mode current: 1.2mA (@DRX=2.56s)
- Power Save Mode current: 9uA
- Operating temperature: -40°C ~ 85°C
- Storage temperature: -45°C ~ 90°C
- Dimensions: 30.2mm x 65mm
Pinout
Board and Dimensions
| 1 | SIM7000G | 8 | GNSS antenna connector |
| 2 | SPX29302 power chip | 9 | LTE antenna connector |
| 3 | RT9193-33 power chip | 10 | Network status indicator |
| 4 | Raspberry Pi GPIO header for connecting with Raspberry Pi |
11 | Power indicator |
| 5 | USB interface for testing AT Commands, getting GPS positioning data, etc. |
12 | Operating voltage selection jumper configured via 0Ω resistor jumper A: set operating voltage as 5V B: set operating voltage as 3.3V (default) |
| 6 | SIM7000G control interface for connecting with host boards like Arduino/STM32 |
13 | DTR configuration jumper configured via 0Ω resistor jumper A: DTR is controlled by the Raspberry Pi P26 pin B: NC (default) |
| 7 | SIM card slot supports 1.8V/3V SIM card |
14 | PWR configuration jumper configured via 0Ω resistor jumper A: startup/shutdown by the Raspberry Pi P4 pin B: auto startup on power-up (default) |
Resources
Shipping List
Weight: 0.14 kg
- SIM7000G NB-IoT HAT x1
- GSM Antenna x1
- GPS External Antenna (B) x1
- USB-A to Micro-B cable x1
- Standoffs pack x1
WARNING
