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I finally need a new thermostat. I have two OmniStats, and one has just broken (again). They're too expensive to replace. Plus, getting the serial to work on them has been difficult (I haven't gotten my computer to talk to it yet). I want something Ethernet or WiFi controlled now (no ZigBee...

I've realized that it would be really easy for me to stick a Raspberry Pi and FTDI next to my thermostat. I bought a DB9F (standard female serial port) from Sparkfun, but now I need to figure out what to jumper and which pins go to the thermostat. I have the latest firmware (1.03D). I found...

I have two HAI Omnistats. Both are from before HAI was bought by Leviton. One of them is broken, but both need the firmware upgraded. Neither are under warranty. If I send them back to HAI, will they fix the broken one and upgrade their firmwares? I don't mind a small fee. The broken one has a...

I'm trying to develop an app on my computer that will send and receive commands to my Simply Automated Serial PIM. I hope eventually be able to control and schedule my light switches over the internet. The problem is, I am having too much trouble learning the protocol. All of my switches are...