47 lines
845 B
Arduino
47 lines
845 B
Arduino
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/*
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* Emulates a nRF8001 temperature beacon;
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* reads temperature from a DHT11 and sends it via BTLE.
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* Compatible with Nordic Semiconductor apps such as
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* nRF Master Control Panel or nRF Temp 2.0.
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*/
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#include <BTLE.h>
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#include <SPI.h>
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#include <RF24.h>
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#include <dht.h>
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RF24 radio(9,10);
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BTLE btle(&radio);
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dht DHT;
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void setup() {
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Serial.begin(57600);
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while (!Serial) { }
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Serial.println("BTLE temperature sender");
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Serial.end();
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// 8 chars max
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btle.begin("SimoTemp");
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}
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void loop() {
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DHT.read11(A0);
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nrf_service_data buf;
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buf.service_uuid = NRF_TEMPERATURE_SERVICE_UUID;
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buf.value = BTLE::to_nRF_Float(DHT.temperature);
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if(!btle.advertise(0x16, &buf, sizeof(buf))) {
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Serial.begin(57600);
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Serial.println("BTLE advertisement failure");
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Serial.end();
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}
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btle.hopChannel();
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delay(1000);
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}
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