(Part 2 of the SMA Solar readout series)
Here is the hardware, with its three main components - LCD, µC, and Bluetooth:
The bottom is wired up using my favourite one-off soldered-kynar-wire technique:
The cutout leaves the BT module’s PCB antenna exposed for 2.4 GHz RF signals.
There’s not much to it, really. So let’s move on to the software side of things…
The first challenge, as always with a new board, is to get Mecrisp Forth uploaded into its flash memory.
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