File from mac ios Big Sur not sending to Ruida controller

[LightBurn (Oz)]

Version 1.0 - MacOS issues with Ruida

I think I finally understand what’s happening on MacOS / Ruida / USB. Apple has a bug in the driver that talks to the FTDI chip - it’s ignoring what’s called ‘hardware flow control’. Similar to a conversation between people, it’s possible for one computer to send data to another too quickly. If the receiver starts to backlog, it can turn on a signal that says, “hold on” to the sender, then when it gets caught up, it turns off that signal and the sender resumes. After a lot of digging, I foun…