Would it be possible to adapt to serial via software?

[rtek1000]

Hi,

Unfortunately the W1209 board does not have UART pin usability. But I'm managing to emulate USART using timers.

Would it be possible to emulate the serial port to use in the bootloader?

Ref.: https://github.com/rtek1000/W1209-firmware-modified/blob/master/W1209-firmware-Remote/w1209-firmware-modified-eclipse-remote/Core/Src/remote.c

https://github.com/rtek1000/W1209-firmware-modified/blob/master/W1209-firmware-Remote/w1209-firmware-modified-eclipse-remote/Core/Src/timer.c