Recent content by Peter847

I have a PC reading data from my Carrier Infinity thermostat (old non-touch version) over a RS485 connection using the BryBus routines.  I am now trying to update (ie write) some of the parameters but not getting anywhere.  I can form the frame, send it out on the bus and get an acknowledgement...

I have been investigating alternatives to Carrier's very expensive SAM unit but there does not appear to be anything out there.  I am (slowly) building an interface between my home automation system and my Infinity thermostat using the Brybus routines.  The idea is to use the modify the Readraw...

I have setup the Brybus modules on a Raspberry Pi but am having a few problems identifying all the registers, I have to admit to being somewhat of a novice with Python.   I have two devices on the serial bus, a 58MVC furnace and a SYSTXCCUID01 thermostat.  If I run readraw I get all zero's until...