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wt450h [2011/02/20 21:16] jap |
wt450h [2011/02/20 21:16] jap |
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Thanks to contribution of Johan Adler and Øyvind Kaurstad. | Thanks to contribution of Johan Adler and Øyvind Kaurstad. | ||
- | + | '' | |
- | Decode signal from Esic brand wireless thermometer/hygrometer. | + | Decode signal from Esic brand wireless thermometer/hygrometer. |
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- | My sensor/transmitter units are bought at Clas Ohlson, | + | My sensor/transmitter units are bought at Clas Ohlson, |
- | product number 36-1794 (for main unit with one sensor) | + | product number 36-1794 (for main unit with one sensor) |
- | (http://www.clasohlson.se/link/m3/Product,Product.aspx?artnr=36-1794). | + | (http://www.clasohlson.se/link/m3/Product,Product.aspx?artnr=36-1794). |
- | Extra sensors are available as 36-1797. | + | Extra sensors are available as 36-1797. |
- | These products are manufactured by W.H. Mandolyn International Ltd. | + | These products are manufactured by W.H. Mandolyn International Ltd. |
- | The sensor unit has their product ID WT450H, receiver unit WS2015H. | + | The sensor unit has their product ID WT450H, receiver unit WS2015H. |
- | All units marked as Esic brand. | + | All units marked as Esic brand. |
The signal is FM encoded with clock cycle around 2000 µs | The signal is FM encoded with clock cycle around 2000 µs | ||
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On my request he let me share his findings (a spreadsheet analyzing signals | On my request he let me share his findings (a spreadsheet analyzing signals | ||
as captured by a digital oscilloscope), which made it quite easy for me to | as captured by a digital oscilloscope), which made it quite easy for me to | ||
- | write the actual code that decodes the wireless signal I receive. | + | write the actual code that decodes the wireless signal I receive.'' |