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Ensure that begin() is not called multiple times. #28

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Merged
merged 1 commit into from
Mar 7, 2023
Merged

Ensure that begin() is not called multiple times. #28

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2 changes: 1 addition & 1 deletion src/AdvancedADC.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -117,7 +117,7 @@ int AdvancedADC::begin(uint32_t resolution, uint32_t sample_rate, size_t n_sampl
ADCName instance = ADC_NP;

// Sanity checks.
if (resolution >= AN_ARRAY_SIZE(ADC_RES_LUT)) {
if (resolution >= AN_ARRAY_SIZE(ADC_RES_LUT) || (descr && descr->pool)) {
return 0;
}

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2 changes: 1 addition & 1 deletion src/AdvancedDAC.cpp
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Expand Up @@ -135,7 +135,7 @@ void AdvancedDAC::write(DMABuffer<Sample> &dmabuf) {

int AdvancedDAC::begin(uint32_t resolution, uint32_t frequency, size_t n_samples, size_t n_buffers) {
// Sanity checks.
if (resolution >= AN_ARRAY_SIZE(DAC_RES_LUT)) {
if (resolution >= AN_ARRAY_SIZE(DAC_RES_LUT) || (descr && descr->pool)) {
return 0;
}

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