UART GPS NEO-7M-C (B)  (Waveshare 9636)

UART GPS Module, NEO-7M-C onboard, straight/vertical pinheader

Features

• NEO-7M-C onboard, with high-gain active antenna
• IPX interface, for connecting different active antennas
• Chargeable backup battery, keeps the ephemeris data when power down, supports hot starts

Specifications

• TTL level, compatible with 3.3V/5V systems
• Baud rate 9600 only
• Operating voltage: 2.7V-5.0V (VCC input)
• Operating current: 35mA
• TXD/RXD impedance: 510Ω

Applications

• GPS Navigator
• Quadcopter Positioning

How to Use

In the case of working with a MCU:

• VCC: connects to 3.3V/5V
• GND: connects to GND
• TXD: connects to MCU.RX
• RXD: connects to MCU.TX
• PPS: connects to MCU.IO, timepulse output (optional)

Software Demo

The UART GPS NEO-7M-C module supports software like u-center, GoogleEarth, etc., pretty easy to use. The following pictures show that using the module with u-center:

u-center user interface:

Positioning info on the text console:

 

Ordering Info

This module provides 2 options for the onboard pinheader:

• UART GPS NEO-7M-C: curved/horizontal pinheader
• UART GPS NEO-7M-C (B): straight/vertical pinheader

Photos

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Recommended Items

• For debugging the GPS module indoor, you need: Bluetooth Master UART Board and Bluetooth Slave UART Board each 1 pcs
• Antenna: GPS External Antenna (B)

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Downloads

Development resources: demo codes, schematic, datasheets, etc.
Wiki: www.waveshare.com/wiki/UART_GPS_NEO-7M-C_(B)

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Selection Guide

Part Number	UART GPS NEO-6M	UART GPS NEO-6M (B)	UART GPS NEO-6M-C	UART GPS NEO-7M-C	UART GPS NEO-7M-C (B)
GPS Module	U-BLOX NEO-6M	U-BLOX NEO-6M	NEO-6M	NEO-7M	NEO-7M
Pinheader	curved/horizontal	straight/vertical	curved/horizontal	curved/horizontal	straight/vertical
EEPROM	√	√	√	X	X
GLONASS	X	X	X	√	√
Receive channel	50	50	50	56	56
Operating current	45mA	45mA	45mA	35mA	35mA
Tracking sensitivity	-161dBm	-161dBm	-161dBm	-162dBm	-162dBm
Acquisition sensitivity (cold starts)	-147dBm	-147dBm	-147dBm	-148dBm	-148dBm
Navigation update rate	5Hz	5Hz	5Hz	5Hz	5Hz
Oscillator	Crystal	Crystal	TCXO	TCXO