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Fix AT91SAM7 ADC bug that resulted in sometimes corrupted output 

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@6811 35acf78f-673a-0410-8e92-d51de3d6d3f4
This commit is contained in:
inmarket 2014-03-24 07:23:39 +00:00
parent abb3af9ecd
commit 0585f21b54
1 changed files with 4 additions and 0 deletions
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4
os/hal/platforms/AT91SAM7/adc_lld.c
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@ -117,6 +117,7 @@ ADCDriver ADCD1;
if ((isr & AT91C_ADC_EOC5)) dummy = ADCReg1->ADC_CDR5; \ if ((isr & AT91C_ADC_EOC5)) dummy = ADCReg1->ADC_CDR5; \
if ((isr & AT91C_ADC_EOC6)) dummy = ADCReg1->ADC_CDR6; \ if ((isr & AT91C_ADC_EOC6)) dummy = ADCReg1->ADC_CDR6; \
if ((isr & AT91C_ADC_EOC7)) dummy = ADCReg1->ADC_CDR7; \ if ((isr & AT91C_ADC_EOC7)) dummy = ADCReg1->ADC_CDR7; \
(void) dummy; \
} }
#define adc_stop() { \ #define adc_stop() { \
adc_disable(); \ adc_disable(); \
@ -160,6 +161,9 @@ static void handleint(void) {
/* Half transfer processing.*/ /* Half transfer processing.*/
} else if ((isr & AT91C_ADC_ENDRX)) { } else if ((isr & AT91C_ADC_ENDRX)) {
// Make sure we get a full complete next time.
ADCReg1->ADC_RNPR = 0;
ADCReg1->ADC_RNCR = 0;
_adc_isr_half_code(&ADCD1); _adc_isr_half_code(&ADCD1);
} }