The RedStick combines some of our favorite features like the Uno's
Optiboot bootloader, the FTDI, small size, and the ability to plug
directly into a computer's USB port (no FTDI board or USB cable
The RedStick can be programmed by just plugging the board into your
computer using the Arduino IDE: Just plug in the board, select
"Arduino UNO" from the board menu and you're ready to upload code. The
RedStick also has the hardware features you are used to: 14 Digital
I/O pins with 6 PWM pins, 8 Analog Inputs, UART, SPI, I2C and external
interrupts. This is all in a tiny package that can be plugged directly
into your computer.
You can power the SparkFun RedStick over the USB plug or through the
power input (which supports a JST connector for a single celled Lipo).
The onboard boost circuit can regulate anything from 2-6V. While the
board does not have a battery charger, it can be powered over a single
celled Lipo or even 2 AA batteries. Check out or related products for
batteries and battery cases.
* A boost regulator providing 5V to the Atmega328p from an input
range of 2 to 6 volts.
* 16 MHz system clock (allowed because of the additional supply
* Uno compatible in the Arduino IDE. Simply select the board
"Arduino/Genuino Uno" and go!
* USB end matches standard USB thickness and width.
* Design Files, Software @GitHub 
 https://github.com/sparkfun/RedStick/tree/V_1.0 … more
If you wish to learn more about this product, please visit the manufacturer's website or contact us: firstname.lastname@example.org
Warranty 24 month Bring-in
Limited right of return
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Information subject to change.
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