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16GB MicroSD Card with Adapter
16GB microSD memory cards for accessories needing SD card storage. Not screaming fast, but exceeds C10 specifications, and is budget-friendly!$5.09 USDIn stock
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32GB MicroSD Card with Adapter
32GB microSD memory cards for accessories needing SD card storage. Not screaming fast, but exceeds C10 specifications, and is budget-friendly!$7.69 USDIn stock
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64GB MicroSD Card with Adapter
64GB microSD memory cards for accessories needing SD card storage. Not screaming fast, but exceeds C10 specifications, and is budget-friendly!$12.79 USDIn stock
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8GB MicroSD Card
Memory cards for accessories needing SD card storage.$7.65 USDOut of stock
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Adafruit 8-channel Bi-directional Level Converter – TXB0...
$8.00 USDBecause the Arduino (and Basic Stamp) are 5V devices, and most modern sensors, displays, flash cards and modes are 3.3V-only, many makers find that they need to perform level shifting/conversion to protect the 3.3V device from 5V.
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Ethernet-SPI/Bus Module
Add ethernet connectivity to your project with the Wiznet WIZ811MJ module. Ready to go on a convenient board!$24.95 USDIn stock
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Micro SD Card Shield for WeMos D1 mini
Add some extra storage to your WeMos D1 Mini with this Micro SD card shield!$3.49 USDIn stock
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MicroSD Card Breakout board
This handy little SD card adapter is not just a breakout board but rather a feature rich adapter with a focus on ease of use.$14.95 USDOut of stock
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NOOBS OS for Raspberry Pi – 8GB MicroSDHC
Pre-burned NOOBS operating system for the Raspberry Pi (all versions).$9.85 USDIn stock
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NunChucky Wii Nunchuck I2C Breakout Adapter
$3.00 USDUse the NunChucky I2C Breakout Board Adapter to use your Wii Nunchuck controller in your own projects!
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PCA9306 Level Translator Breakout
Sometimes, voltages collide. When you have parts that expect/speak at different voltage levels, you have to build a mediator to smooth things out. This SparkFun BOB-10403 uses PCA9306 two-channel bidirectional voltage-level translator on a nice, small breakout board.$6.95 USDIn stock
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RS-232 Driver Module – DCE
The DTE RS-232 module is a tight and tidy way to convert RS-232 (computer-level) signals down to a microcontroller level signal strengths. DCE means it's configured as a "Data Communications Equipment" (with 9 holes).$11.79 USDIn stock
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RS-232 Driver Module – DTE Version
The DTE RS-232 module is a tight and tidy way to convert RS-232 (computer-level) signals down to a microcontroller level signal strengths. DTE means it's configured as a "Data Terminal Equipment" (with 9 pins).$11.95 USDIn stock
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Solarbotics I2C Shift Leveler
This little I2C adapter will have you shifting signals with ease in no time flat.$8.95 USDIn stock
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SparkFun Beefy 3 – FTDI Basic Breakout 3.3V
FTDI USB-TTL 3V3 Header with MOOCHO power!$17.89 USDIn stock
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Sparkfun FTDI Basic Breakout (3.3V)
This is the SparkFun basic breakout board for the FTDI FT232RL USB to serial IC. The pinout of this board matches the FTDI cable to work with official Arduino and compatible (like the Freeduino SB) boards. 3.3V version.$16.09 USDAvailable on backorder
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