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Merge pull request #42 from phl0/dev 

Correct calibration
This commit is contained in:
Jonathan Naylor 2016-11-28 12:09:13 +00:00 committed by GitHub
parent f4a4e2d37e 9144ed41ec
commit 0e2e070ae7
1 changed files with 2 additions and 2 deletions
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4
IOTeensy.cpp
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@ -91,7 +91,7 @@ void CIO::startInt()
ADC0_SC2 = ADC_SC2_REFSEL(1) | ADC_SC2_ADTRG; // Voltage ref internal, hardware trigger
ADC0_SC3 = ADC_SC3_CAL | ADC_SC3_AVGE | ADC_SC3_AVGS(0); // Enable averaging, 4 samples
while ((ADC0_SC3 & ADC_SC3_CAL) == ADC_SC3_CAL) // Wait for calibration
while ((ADC0_SC3 & ADC_SC3_CAL) != ADC_SC3_CAL) // Wait for calibration
;
uint16_t sum0 = ADC0_CLPS + ADC0_CLP4 + ADC0_CLP3 + // Plus side gain
@ -111,7 +111,7 @@ void CIO::startInt()
ADC1_SC2 = ADC_SC2_REFSEL(1); // Voltage ref internal, software trigger
ADC1_SC3 = ADC_SC3_CAL | ADC_SC3_AVGE | ADC_SC3_AVGS(0); // Enable averaging, 4 samples
while ((ADC1_SC3 & ADC_SC3_CAL) == ADC_SC3_CAL) // Wait for calibration
while ((ADC1_SC3 & ADC_SC3_CAL) != ADC_SC3_CAL) // Wait for calibration
;
uint16_t sum1 = ADC1_CLPS + ADC1_CLP4 + ADC1_CLP3 + // Plus side gain