SparkFun Qwiic Pro Micro BoogieBoard
SparkFun · DEV-16442

DEV-16442The SparkFun Qwiic Pro Micro adds a reset button, Qwiic connector, USB-C, and castellated pads to the miniaturized Arduino board!
Pinout
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| GND | 1 | ground | Qwiic/STEMMA QT ground | |
| 3V3 | 2 | power | Qwiic/STEMMA QT 3.3 V supply | 3.3V |
| SDA | 3 | i2c data | I2C data | |
| SCL | 4 | i2c clock | I2C clock |
Connectors
5 other optionsSort passive connector adapters from Qwiic boards, LCD modules and microSD card adapters before assuming anything with the right plug will substitute safely.
9V to Barrel Jack Adapter visual preview9V to Barrel Jack Adapter
Passive 9 V battery to 5.5 × 2.1 mm center-positive barrel adapter. Check that the target board accepts 9 V barrel input.
$1.50
SparkFun 16x2 SerLCD - RGB Backlight (Qwiic) visual previewSparkFun 16x2 SerLCD - RGB Backlight (Qwiic)
Serial/Qwiic LCD module. Qwiic connector helps wiring, but the part is a display module with firmware and address assumptions.
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MicroUSB Plug to 5.5/2.1mm DC Barrel Jack Adapter | Kiwi Electronics visual previewMicroUSB Plug to 5.5/2.1mm DC Barrel Jack Adapter | Kiwi Electronics
Passive MicroUSB to 5.5 × 2.1 mm barrel adapter. Connector conversion only, not voltage conversion or regulation.
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Physical microSD card adapter for Raspberry Pi and MacBook-style slots. Compare fit and card support, not power or I²C details.
Micro SD Card Adapter for Raspberry & Macbooks - Blue visual previewMicro SD Card Adapter for Raspberry & Macbooks - Blue
Same microSD adapter class as the black Seeed listing, with color/variant differences rather than a different electronic role.
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