It seems that every little widget (processor or whatever) I work with has a serial port on it, which is extremely handy for printing status and debugging information, etc. These serial ports are of course “TTL” level, which means they’re…
It seems that every little widget (processor or whatever) I work with has a serial port on it, which is extremely handy for printing status and debugging information, etc. These serial ports are of course “TTL” level, which means they’re…