diff --git a/firmware/slavechip/main.c b/firmware/slavechip/main.c
index 8fbc68e..f2c0ec7 100644
--- a/firmware/slavechip/main.c
+++ b/firmware/slavechip/main.c
@@ -50,6 +50,7 @@ void softinit() {
 	mcpadc_init(ADC_GAIN_2|ADC_CONV_CONT|ADC_BITS_16);
     dbg_init();
     stdout = &mystdout;
+    printf("======= starting logging\n");
 }
 
 
@@ -61,12 +62,13 @@ int __attribute__((noreturn)) main(void) {
 
 	int16_t data;
 	for(;;){
-        printf("loop iteration\n");
+        printf("====== loop iteration\n");
 
 		// measure temps 5*2 times
 		for(uint8_t i=0; i<5; i++) {
-            printf("starting temp measuring\n");
+            printf("====== now measuring temps\n");
 			for(uint8_t active_sensor=0; active_sensor<2; active_sensor++) { // only measuring two probes atm
+                printf("=== active sensor: %i\n",active_sensor);
 				muxer_set(active_sensor);
 				while(!mcpadc_has_new_data()) _delay_ms(10);
 				mcpadc_get_data(); // first data after switch to trash
@@ -78,10 +80,10 @@ int __attribute__((noreturn)) main(void) {
 			}
 		}
 
-		printf("now measuring offsets\n");
+		printf("====== now measuring offsets\n");
 		// measure 2 offsets
 		for(uint8_t active_sensor=0; active_sensor<2; active_sensor++) { // only measuring two offsets atm
-			printf("active sensor: %i",active_sensor);
+			printf("=== active sensor: %i\n",active_sensor);
 			muxer_set(active_sensor);
 			offset_measure_start(active_sensor);
 			while(!mcpadc_has_new_data()) _delay_ms(10);
@@ -96,31 +98,13 @@ int __attribute__((noreturn)) main(void) {
 		}
         
         // measure ambient
+        printf("====== now measuring ambient\n");
         muxer_set(5);
         while(!mcpadc_has_new_data()) _delay_ms(10);
         mcpadc_get_data(); // first data after switch to trash
         while(!mcpadc_has_new_data()) _delay_ms(10);
         data = mcpadc_get_data();
         process_ambient_value(data);
-
-
-/*		SOFTTIMER(1,8000) { // maybe measure coldjunction comp
-			
-			/* // first measure ntc offset?! maybe? */
-			/* offset_measure_start(active_sensor); */
-			/* while(!mcpadc_has_new_data()) _delay_ms(1); */
-			/* mcpadc_get_data(); // first data after switch to trash */
-			/* while(!mcpadc_has_new_data()) _delay_ms(1); */
-
-			/* data = mcpadc_get_data(); */
-			/* offset_measure_stop(); */
-
-			/* // now measure temp-data */
-			/* while(!mcpadc_has_new_data()) _delay_ms(1); */
-			/* mcpadc_get_data(); // first data after switch to trash */
-			/* while(!mcpadc_has_new_data()) _delay_ms(1); */
-
-			/* data = mcpadc_get_data();			 */
 	}
 	
 }