NEO-M9N GPS Receiver Breakout Board
Intended for automotive and industrial applications, the NEO-M9N GNSS receiver provides excellent sensitivity and acquisition times. With a SMA connected external antenna, this Breakout Board GPS receiver provides support for up to four GNSS constellations. Additionally, the NEO-M9N detects and reports jamming and spoofing events while also using advanced filtering algorithms to minimize RF interference. The NEO-M9N Breakout Board also includes an integrated rechargeable battery provides backup power for maintaining satellite almanac data and enabling rapid hot starts. Getting started is easy with u-blox u-center configuration software.
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Features and Specifications
- SMA 50Ω connector for external antenna.
- Integrated 3V 1.5mAh recharable battery for hot starts.
- Anti-jamming and spoofing detection.
- Interface with I²C, SPI, and UART. Includes a 5V to 3.3V level shifter and 5V to 3.3V power regulator, 5V tolerant on most pins.
- 6-pin 1mm pitch JST connector for easy cable connections
Supported GNSS Systems:
| Constellation | Band | Description |
|---|---|---|
| GPS | L1 C/A | United States Global Positioning System |
| GLONASS | L1OF | Russian Global Navigation Satellite System |
| Galileo | E1B/C | European Union Global Navigation System |
| BeiDou | B1C | Chinese Navigation Satellite System |
Performance Specifications:
| Parameter | Specification | Notes |
|---|---|---|
| Horizontal Accuracy | 2.0m | CEP (Circular Error Probable) |
| Velocity Accuracy | 0.05m/s | RMS (Root Mean Square) |
| Heading Accuracy | 0.3° | When moving |
| Time Pulse Accuracy | 30ns | RMS timing accuracy |
| Max Altitude | 80,000m | High-altitude applications |
| Max Velocity | 500m/s | High-speed applications |
Update Rates and Time-to-Fix:
| Parameter | Performance | Conditions |
|---|---|---|
| Update Rate (1 GNSS) | Max 25Hz | Single constellation mode |
| Update Rate (4 GNSS) | Max 5Hz | Four constellation mode |
| Cold Start | 24 seconds | No assistance data |
| Aided Start | 2 second | With assistance data |
| Hot Start | 2 second | With backup battery |
The breakout board includes a rechargeable 3v, 1.5mAh battery for backup operation and enabling hot start. The battery automatically recharges when main power is applied. NEO-M9N Typical Power Consumption Estimates:
| Mode | Current Draw | Description |
|---|---|---|
| Acquisition | ~29mA | During initial satellite acquisition (four GNSS) |
| Tracking (Continuous) | 23mA | Continuous tracking mode (four GNSS) |
| Tracking (Power Save) | 8mA | Power save mode |
| Backup Mode | ~15µA | Backup battery operation |
What's Included
- NEO-M9N GPS Receiver Breakout Board
- 14 Male Header Pins
Documentation
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