Created
September 1, 2013 07:53
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Electric Imp TMP36 Thermometer Thingspeak Logger
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local thingspeakUrl = "http://api.thingspeak.com/update"; | |
local headers = {"Content-Type": "application/x-www-form-urlencoded", | |
"X-THINGSPEAKAPIKEY":"KEY"}; | |
local field = "field1"; | |
function httpPostToThingspeak (data) { | |
local request = http.post(thingspeakUrl, headers, data); | |
local response = request.sendsync(); | |
return response; | |
} | |
device.on("updateTemp", function(temp) { | |
local response = httpPostToThingspeak(field +"="+temp); | |
server.log(response.body); | |
}); |
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hardware.pin9.configure(ANALOG_IN); | |
function getTemp() { | |
local supplyVoltage = hardware.voltage(); | |
local voltage = supplyVoltage * hardware.pin9.read() / 65535.0; | |
local c = (voltage - 0.5) * 100 ; | |
local c_str = format("%.01f", c); | |
server.log("Current temp is "+c_str+" °C"); | |
agent.send("updateTemp", c_str); | |
imp.wakeup(600, getTemp); | |
} | |
imp.configure("TMP36 Thermometer Thingspeak Logger", [], []); | |
getTemp(); |
Thanks for creating your Electric Imp + ThingSpeak projects... We were inspired by your projects to create an official GitHub project for connecting the Electric Imp to ThingSpeak: https://github.com/iobridge/thingspeak-electric-imp
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Issue resolved.
for the future..
fill the "KEY" with the API provided by Thingspeak number this should be a 16 digit number.
"X-THINGSPEAKAPIKEY":"XXXXXXXXXXXXXXXX"}