# Source: https://learn.adafruit.com/adafruit-motor-shield/resources.md

# Source: https://learn.adafruit.com/adafruit-ultimate-gps/resources.md

# Adafruit Ultimate GPS

## Resources

# Datasheets

- [MTK3329/MTK3339 command set sheet](http://www.adafruit.com/datasheets/PMTK_A11.pdf) for changing the fix data rate, baud rate, sentence outputs, etc!
- [PMTK 'complete' data](http://www.adafruit.com/datasheets/PMTK%20command%20packet-Complete-C39-A01.pdf)sheet (like the above but with even more commands)
- [Datasheet for the PA6B (MTK3329) GPS module itself](http://www.adafruit.com/datasheets/PA6B-Datasheet-A07.pdf)
- [Datasheet for the PA6C (MTK3339) GPS module itself](http://www.adafruit.com/datasheets/GlobalTop-FGPMMOPA6C-Datasheet-V0A-Preliminary.pdf)
- [Datasheet for the PA6H (MTK3339) GPS module itself](http://www.adafruit.com/datasheets/GlobalTop-FGPMMOPA6H-Datasheet-V0A.pdf)
- [MT3339 GPS PC Tool (windows only)](http://www.adafruit.com/datasheets/GlobalTop%20MT3339%20PC%20Tool%20v1.3%20without%20F2.0&I3.1.rar) and the [PC Tool manual](http://www.adafruit.com/datasheets/GlobalTop%20MT3339%20PC%20Tool%20Operation%20Manual%20v1.1.pdf)
- [Sample code and spec sheet for the LOCUS built-in logger](http://www.adafruit.com/datasheets/Locus_Sample_Code.zip)
- [LOCUS (built-in-datalogging system) user guide](http://www.adafruit.com/datasheets/GTop%20LOCUS%20Library%20User%20Manual-v13.pdf)
- [Mini GPS tool (windows only)](http://www.adafruit.com/datasheets/MiniGPS_Tool_1.7.1.zip)

# More reading:

- [Trimble's GPS tutorial](http://www.trimble.com/gps_tutorial/)
- [Garmin's GPS tutorial](http://www8.garmin.com/aboutGPS/)

# Adafruit GPS Library for Arduino

[https://github.com/adafruit/Adafruit-GPS-Library/](https://github.com/adafruit/Adafruit-GPS-Library/)

# EPO files for AGPS use

[Data format for EPO files](http://www.adafruit.com/datasheets/GTop%20EPO%20Format%20and%20Protocol-v14.pdf)

[MTK_EPO_Nov_12_2014.zip](https://learn.adafruit.com/system/assets/assets/000/021/226/original/MTK_EPO_Nov_12_2014.zip?1415819755)
- [Previous Page](https://learn.adafruit.com/adafruit-ultimate-gps/built-in-logging.md)
- [Next Page](https://learn.adafruit.com/adafruit-ultimate-gps/f-a-q.md)

## Featured Products

### Adafruit Ultimate GPS Breakout - 66 channel w/10 Hz updates

[Adafruit Ultimate GPS Breakout - 66 channel w/10 Hz updates](https://www.adafruit.com/product/746)
We carry a few different GPS modules here in the Adafruit shop, but none that satisfied our every desire - that's why we designed this little GPS breakout board. We believe this is the **Ultimate** GPS module, so we named it that. It's got everything you want and...

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

[Adafruit Ultimate GPS GNSS with USB - 99 channel w/10 Hz updates](https://www.adafruit.com/product/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. Power and...

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### Adafruit METRO 328 Fully Assembled - Arduino IDE compatible

[Adafruit METRO 328 Fully Assembled - Arduino IDE compatible](https://www.adafruit.com/product/50)
We sure love the ATmega328 here at Adafruit, and we use them&nbsp;_a lot_&nbsp;for our own projects. The processor has plenty of GPIO, Analog inputs, hardware UART SPI and I2C, timers and PWM galore - just enough for most simple projects. When we need to go small, we use a <a...></a...>

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### GPS Antenna - External Active Antenna - 3-5V 28dB 5 Meter SMA

[GPS Antenna - External Active Antenna - 3-5V 28dB 5 Meter SMA](https://www.adafruit.com/product/960)
Give your Ultimate GPS V3 a boost with this external active antenna. This GPS antenna draws about 10mA and will give you an additional 28 dB of gain. It's got a 5 meter long cable so it will easily reach wherever you need it to. The antenna is magnetic so it will stick to the top of a car...

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### SMA to uFL/u.FL/IPX/IPEX RF Adapter Cable

[SMA to uFL/u.FL/IPX/IPEX RF Adapter Cable](https://www.adafruit.com/product/851)
This RF adapter cable is super handy for anyone doing RF work. Often times, small electronics save space by having a pick-and-placeable u.FL connector (also called uFL, IPEX, IPAX, IPX, MHF, and AM). But most antennas have SMA or RP-SMA connectors on them. This little cable will bridge the...

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[Related Guides to the Product](https://learn.adafruit.com/products/851/guides)
### CR1220 12mm Diameter - 3V Lithium Coin Cell Battery

[CR1220 12mm Diameter - 3V Lithium Coin Cell Battery](https://www.adafruit.com/product/380)
These are the highest quality & capacity batteries, the same as shipped with the iCufflinks,&nbsp;iNecklace, Datalogging and GPS Shields, GPS HAT, etc. One battery per order (you'll want one battery per cufflink or pendant.)  
  
Brand may vary but all battery brands are verified...

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[Breadboarding wire bundle](https://www.adafruit.com/product/153)
75 flexible stranded core wires with stiff ends molded on in red, orange, yellow, green, blue, brown, black and white. These are a major improvement over the "box of bent wires" that are sometimes sold with breadboards, and faster than stripping your own solid core wires. Makes...

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[Half Sized Premium Breadboard - 400 Tie Points](https://www.adafruit.com/product/64)
This is a cute, half-size breadboard with&nbsp;400 tie points, good for small projects. It's 3.25" x 2.2" / 8.3cm&nbsp;x 5.5cm&nbsp;with a standard double-strip in the middle and two power rails on both sides.&nbsp;You can pull the power rails off easily to make the breadboard as...

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[Related Guides to the Product](https://learn.adafruit.com/products/64/guides)

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