This listing includes 2 2×20 and 1 2×10 female headers to match the pin layout on these boards. These can be soldered to a prototype board so that you can remove the microcontroller board easily.
This is essentially an Arduino Mega 2560 scaled down to 100x100mm (drasically smaller than the standard version).
The datasheed is available directly from the manufacturer:
Since the USB port was removed to save space, it includes a USB-TTL adapter for power and programming.
Please consider our our multi-item discount found at the top of the listing page; it allows us to combine shipping and pass on the savings to you.
10% off 3, 15% off 5 items. Applies to most of our items.
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Only a few bucks more than the ones from China that take weeks to arrive.