commit f68987aaaaa0608941a58f66a2776f14e7764ea4
Author: James Devine <devine.jd@gmail.com>
Date:   Sat Jun 18 12:43:09 2016 +0200

diff --git a/ArduinoDueInternalTemp b/ArduinoDueInternalTemp
new file mode 100644
index 0000000..6d2d53f
--- /dev/null
+++ b/ArduinoDueInternalTemp
@@ -0,0 +1,41 @@
+//read the temperature of the integrated sensor on the Arduino DUE
+
+float trans = 3.3/4096;
+float offset = 0.8;
+float factor = 0.00256;
+int fixtemp = 27;
+
+void setup() {
+  Serial.begin(9600);
+}
+
+void loop() {
+  float treal = fixtemp + (( trans * temperatur() ) - offset ) / factor;
+  Serial.println(treal);
+  delay(10);
+}
+
+uint32_t temperatur() {
+  uint32_t ulValue = 0;
+  uint32_t ulChannel;
+  
+  // Enable the corresponding channel
+  adc_enable_channel(ADC, ADC_TEMPERATURE_SENSOR);
+
+  // Enable the temperature sensor
+  adc_enable_ts(ADC);
+
+  // Start the ADC
+  adc_start(ADC);
+
+  // Wait for end of conversion
+  while ((adc_get_status(ADC) & ADC_ISR_DRDY) != ADC_ISR_DRDY);
+
+  // Read the value
+  ulValue = adc_get_latest_value(ADC);
+
+  // Disable the corresponding channel
+  adc_disable_channel(ADC, ADC_TEMPERATURE_SENSOR);
+
+  return ulValue;
+}
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