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  • Send SMS from Arduino over the Internet using ENC28J60 and Thingspeak

    I have studied your instructable with great interest, but can't seem to make it work. I can use the ThingSpeak created URL in the browser, by replacing the variables in the body statement. It works perfectly, so I know that the Twilio and ThingSpeak accounts are set up correctly. When I run the sketch, I get a "Bad Request" error. I suspect that it is something to do with the parsing of the URL. Here is the Get statement that I tool from ThingSpeak and entered into the sketch. What am I doing wrong? //should look like this... //api.thingspeak.com/apps/thinghttp/send_request?api_key={api key}&number={send to number}&message={text body} client.print("GET https://api.thingspeak.com/apps/thinghttp/send_request?api_key=UOHLYLGB4AH1N3EE"); client.p...

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    I have studied your instructable with great interest, but can't seem to make it work. I can use the ThingSpeak created URL in the browser, by replacing the variables in the body statement. It works perfectly, so I know that the Twilio and ThingSpeak accounts are set up correctly. When I run the sketch, I get a "Bad Request" error. I suspect that it is something to do with the parsing of the URL. Here is the Get statement that I tool from ThingSpeak and entered into the sketch. What am I doing wrong? //should look like this... //api.thingspeak.com/apps/thinghttp/send_request?api_key={api key}&number={send to number}&message={text body} client.print("GET https://api.thingspeak.com/apps/thinghttp/send_request?api_key=UOHLYLGB4AH1N3EE"); client.print(apiKey); client.print("&number="); client.print(number); client.print("&message="); client.print(message);

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