X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?p=bike-lights.git;a=blobdiff_plain;f=firmware%2Fadc.c;h=f55a42792570670e464c1e66d035b809b6ecc298;hp=02af6b380724ae6f92ccca9407d1e1951a75c53f;hb=6193f6a3200efa660bbbe406e317fe7fa0473de0;hpb=4c6ff89995f620aadb6cd8ef9403adac8ef48478

diff --git a/firmware/adc.c b/firmware/adc.c
index 02af6b3..f55a427 100644
--- a/firmware/adc.c
+++ b/firmware/adc.c
@@ -65,11 +65,13 @@ static void setup_mux(unsigned char n)
 
 static void start_next_adc()
 {
-	if (current_adc > 0)
+	if (current_adc > 0) {
 		current_adc--;
-	else
+	} else {
 		// TODO: kick the watchdog here.
-		current_adc = NUM_ADCS-1;
+		current_adc = NUM_ADCS;
+		return;
+	}
 
 	adc_sum = 0;
 	// we use the last iteration of zero_count to set up the MUX
@@ -96,6 +98,14 @@ static void start_next_adc()
 	ADCSRA |= _BV(ADSC);
 }
 
+void timer_start_adcs()
+{
+	if (current_adc == NUM_ADCS) // Don't start if in progress
+		start_next_adc();
+	else
+		log_byte(0x99); // overrun
+}
+
 /*
  * Single synchronous ADC conversion.
  * Has to be called with IRQs disabled (or with the ADC IRQ disabled).