2 ms·
> This control board uses the same microcontroller GPIO pin to both drive segment A of the LED display and sense the door switch. Is it necessary to be so skim
by jcarrano 8mo ago
> This control board uses the same microcontroller GPIO pin to both drive segment A of the LED display and sense the door switch.
Is it necessary to be so skimpy with a safety feature?
- seba_dos1 8mo agoThe post explains how the microcontroller sensing the door switch is not a safety feature.
- akpa1 8mo agoLater sections of the article detail how there are multiple different safety features integrated to guard against various different failures triggering the magnetron with the door open.