🐞 fix:禅道问题：45370、45353、45351，中微厂家更改

Firmware/Source/Device/Cmsemicon/BAT32A239/Library/Driver/src/adc.c

@@ -166,6 +166,12 @@ uint16_t ADC_Converse(ADC_Channel_t ch, uint32_t times, uint16_t *buf)
 	volatile uint8_t  flag;
 	uint32_t total = 0;
 
+	if(times == 0)
+	{
+		return 0;
+	}
+	else
+	{
 		INTC_DisableIRQ(ADC_IRQn);     // disable INTAD interrupt 
 
 		ADC->ADM0 &= ~ADC_Enable;
@@ -187,6 +193,7 @@ uint16_t ADC_Converse(ADC_Channel_t ch, uint32_t times, uint16_t *buf)
 			total += ADC->ADCR;
 		}
 		return (total / times); // return average value
+	}
 }