36 lines
954 B
Text
36 lines
954 B
Text
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unsigned long start_time;
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unsigned long stop_time;
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unsigned long values[2000];
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void setup() {
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Serial.begin(9600);
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REG_ADC_MR = 0x10380180; // change from 10380200 to 10380180, 1 is the PREESCALER and 8 means FREERUN
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ADC -> ADC_CHER = 0x03; // enable ADC on pin A0
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}
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void loop() {
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unsigned int i;
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//reads in on pins 6 and 7
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start_time = micros();
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for(i=0;i<1000;i++){
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while((ADC->ADC_ISR & 0x03)==0); // wait for conversion
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values[i]=ADC->ADC_CDR[0];
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values[i+1000]=ADC->ADC_CDR[1];//get values
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}
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stop_time = micros();
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Serial.print("Total time: ");
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Serial.println(stop_time-start_time);
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Serial.print("Average time per conversion: ");
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Serial.println((float)(stop_time-start_time)/2000);
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Serial.println("Values: ");
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for(i=0;i<1000;i++) {
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Serial.print(values[i]);
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Serial.print(", ");
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Serial.println(values[i+1000]);
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}
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delay(2000);
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}
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