The Tool That You NEED - DIY Function Generator - Part 1

Testing power supplies can be quite tedious if you don't have a dedicated tool to do so. Typically, you would use a wide selection of power resistors to accomplish this task. But there has to be an easier way... right?

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My Website: https://sinelab.net
Schematic: https://sinelab.net/img/function_gen_schematic_part_1.png
Microcontroller Code: https://sinelab.net/code/function_generator/mcu.c
PC Code: https://sinelab.net/code/function_generator/pc_code.c
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