CP2102 + Arduino pro mini HOW TO
One day I noticed, that arduino pro mini are quite cheap for everyday stuff.
It’s very small, and to keep lower price, this Arduino does not have USB interface.
On ebay it’s ~3$:
For writing sketches to this Arduino, bought CP2102 USB to UART brige:
It’s easy to connect. Arduino has few pins with the same name, so You may choose any of them.
I personally didn’t even solder that additional part of arduino mini pro in front, as same pins were on side anyway.
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Mine, easy to setup for code uploading: