Search found 6 matches
- Sat Feb 06, 2016 6:33 pm
- Forum: Opentherm Gateway Forum
- Topic: Opentherm Gateway
- Replies: 338
- Views: 327874
Re: Opentherm Gateway
Yes, you are right about the GPIO pins, i tested with no gateway attached. Selecting 'none' as output of course has no real meaning, but should be in line with the GPIO , where i can select 'none'. I am using a Isense; is there a way to switch on the backlight from OTmonitor. I am planning to mount ...
- Mon Feb 01, 2016 6:27 pm
- Forum: Opentherm Gateway Forum
- Topic: Opentherm Gateway
- Replies: 338
- Views: 327874
Re: Opentherm Gateway
Back again, after some time, i picked up my gateway project. I found out that now some new features have been implemented. However, i still have some questions : Does the software recocnize the differences between a DS18B20 and a DS18S20. (at the moment i have a NTC, connected to a pic 16F1825.on th...
- Thu Mar 21, 2013 12:19 am
- Forum: Opentherm Gateway Forum
- Topic: Opentherm Gateway
- Replies: 338
- Views: 327874
Re: Opentherm Gateway
As promised some pictures of my gareway. I designed a single layer PCB with Sprint Layout and used a switching power supply. (less than .3 W total power consumption) As my main purpose was to display the outside temperature on the iSense, i also made a piggy back PCB to which i connect the temp. sen...
- Thu Feb 28, 2013 12:34 am
- Forum: Opentherm Gateway Forum
- Topic: Opentherm Gateway
- Replies: 338
- Views: 327874
Re: Opentherm Gateway
i got my OTG working at last. It seems that the optocouplers are quite critical. I used some standard single oc, bought from a local dealer, but they did not work. Probably the transferrate is to small or the max. frequency to low. Two oc's taken from defective switching power supplies did work. How...
- Tue Feb 05, 2013 1:10 am
- Forum: Opentherm Gateway Forum
- Topic: Opentherm Gateway
- Replies: 338
- Views: 327874
Re: Opentherm Gateway
Some boilers have, some dont. Remeha Avanta and Tzerra dont have an input. However, the sell a gateway (but dont realy support it), to connect an outdoor sensor to. I was triggerd by this website http://www.tclcode.com/opentherm/index.html, but i cannot find the proper software and obviously there i...
- Sun Feb 03, 2013 1:03 am
- Forum: Opentherm Gateway Forum
- Topic: Opentherm Gateway
- Replies: 338
- Views: 327874
Re: Opentherm Gateway
Hi, i am new to this forum. I was interested in the Remeha gateway to connect to my new Tzerra 39 to be able to read outside temperatures. However that would set me some € 129,- back just to do that. Because i am planning to install a second Tzerra 39 to be able to control work and living area of my...