Sends comment with RTC value each second during preconditioning to keep serial connection alive.

DSTAT-temp/src/experiment.c

@@ -237,6 +237,8 @@ void precond(int16_t v1, uint16_t t1, int16_t v2, uint16_t t2){ //assumes potent
 	 * @param t2 Second duration (s).
 	 */
 	
+	uint16_t time_old = 0;
+	
 	while (RTC.STATUS & RTC_SYNCBUSY_bm);
 	RTC.PER = 65535;
 	while (RTC.STATUS & RTC_SYNCBUSY_bm);
@@ -259,10 +261,15 @@ void precond(int16_t v1, uint16_t t1, int16_t v2, uint16_t t2){ //assumes potent
 					goto aborting;
 				}
 			}
+			if (time_old != RTC.CNT){
+				time_old = RTC.CNT;
+				printf("#%u\n\r",time_old);
+			}
 		}
 	}
 	
 	up = 1;
+	time_old = 0;
 	
 	if (v2 > 0){
 		max5443_set_voltage1(v2);
@@ -277,6 +284,10 @@ void precond(int16_t v1, uint16_t t1, int16_t v2, uint16_t t2){ //assumes potent
 					goto aborting;
 				}
 			}
+			if (time_old != RTC.CNT){
+				time_old = RTC.CNT;
+				printf("#%u\n\r",time_old);
+			}
 		}
 	}