serial

I am trying to connect my hifi to my raspberry pi via serial and control using the protocol attached. the pin out in the documentation states it’s only using pins 2,3,5 across rs-232. when i check voltage on idle txd and gnd i am seeing-5.75v when i thought this should be ~12v. i tried using a...

I have Universal MX-3000 remotes all over the house that using a MSC-400 send serial commands to the OMNI. The system worked great for years until X10 just completely quit altogether. I never tried to use the remotes to control anything for years since the X10 was so problematic. Now I want...

If there is a cheat sheet for this it would be great to know where to look. So I PCA software but it won't fire up with my saved PCA file on another computer. So it looks like I need to pull the pca file off the board. I have a serial/ethernet cord. Do I plug it into the ethernet port on the...

This was a really dumb user error, so to avoid confusing anyone else, I deleted the original text. Ira