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  1. Parts
  2. /Sensors
  3. /Environmental Sensors

Adafruit Ultimate GPS GNSS with USB - 99 channel w/10 Hz updates

OverviewPinoutWiringRelated groups
Adafruit Ultimate GPS GNSS with USB - 99 channel w/10 Hz updates — Adafruit — 4279

The Ultimate GPS module you know and love has a glow-up to let it be easily used with any computer, not just microcontrollers! With the built-in USB-to-Serial converter, you can now plug-n-play the Ultimate GPS into your computer, laptop, embedded Linux computer, and more.

Offers

  • Adafruit$29.95

Offers

  • Adafruit$29.95

Pinout

  • VIN

    Power input for the GPS breakout, source states connect to a clean 3-5VDC supply.

    Type · powerVoltage · 3-5VDC input
  • GND

    Power and signal ground, connect to power supply and microcontroller ground.

    Type · groundVoltage · 0V
  • VBAT

    Optional RTC battery-backup input for the GPS real time clock battery backup.

    Type · powerVoltage · Under 3.3V battery input per source note
  • EN

    Enable pin pulled high with 10K; pulling to ground turns off the GPS module.

    Type · control
  • 3.3V

    Output from the onboard 3.3V regulator, source states it can provide at least 100mA.

    Type · powerVoltage · 3.3V output, at least 100mA

Start wiring

UART · 3-5VDC input · 0V

Verify supply voltage and logic levels before powering up.

Module pins: VIN, VBAT, 3.3V, GND, TX, RX. Schematik maps them to your board in the app.

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Parts tray full · 5 max · remove a part to add another
TX

Serial data transmitted from the GPS module to a microcontroller or computer; default 9600 baud.

Type · dataVoltage · 3.3V logic output
  • RX

    Serial data input to the GPS; source states 3.3V or 5V logic is accepted via level shifter, default 9600 baud.

    Type · dataVoltage · 3.3V or 5V logic input accepted
  • FIX

    Fix-status output shared with the red LED; pulses once per second with no fix, mostly low with a brief pulse every 15 seconds when fixed.

    Type · statusVoltage · 0V low, pulses high per source
  • PPS

    Pulse-per-second output on V3 modules; mostly logic low and pulses high once per second for 50-100ms.

    Type · timingVoltage · 3.3V pulse output
  • PinPositionTypeFunctionVoltage
    VINpowerPower input for the GPS breakout, source states connect to a clean 3-5VDC supply.3-5VDC input
    GNDgroundPower and signal ground, connect to power supply and microcontroller ground.0V
    VBATpowerOptional RTC battery-backup input for the GPS real time clock battery backup.Under 3.3V battery input per source note
    ENcontrolEnable pin pulled high with 10K; pulling to ground turns off the GPS module.
    3.3VpowerOutput from the onboard 3.3V regulator, source states it can provide at least 100mA.3.3V output, at least 100mA
    TXdataSerial data transmitted from the GPS module to a microcontroller or computer; default 9600 baud.3.3V logic output
    RXdataSerial data input to the GPS; source states 3.3V or 5V logic is accepted via level shifter, default 9600 baud.3.3V or 5V logic input accepted
    FIXstatusFix-status output shared with the red LED; pulses once per second with no fix, mostly low with a brief pulse every 15 seconds when fixed.0V low, pulses high per source
    PPStimingPulse-per-second output on V3 modules; mostly logic low and pulses high once per second for 50-100ms.3.3V pulse output