diff --git a/firmware/slavechip/main.c b/firmware/slavechip/main.c
index 1a2fa88..6591d16 100644
--- a/firmware/slavechip/main.c
+++ b/firmware/slavechip/main.c
@@ -55,9 +55,8 @@ int __attribute__((noreturn)) main(void) {
 	hardinit();
 	softinit();
 
-	/*muxer_set(1);
-    offset_measure_start(1);
-    for(;;);*/
+//	muxer_set(4);
+//    for(;;);
 
 	int16_t data;
 	for(;;){
@@ -66,7 +65,7 @@ int __attribute__((noreturn)) main(void) {
 
 
 		// measure temps 5*2 times
-		for(uint8_t i=0; i<5; i++) {
+		for(uint8_t i=0; i<1; i++) {
             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);
@@ -74,7 +73,7 @@ int __attribute__((noreturn)) main(void) {
 				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);
-				
+				_delay_ms(1000);
 				data = mcpadc_get_data();
                 process_thermocouple_value(data,active_sensor);
 			}
@@ -93,12 +92,16 @@ int __attribute__((noreturn)) main(void) {
                 
                 while(offset_measure[active_sensor]) {
                     offset_val[active_sensor] += mcpadc_get_data();
+                    offset_count[active_sensor]++;
                 }
             }
         
         // measure ambient
         printf("====== now measuring ambient\n");
         muxer_set(4);
+        _delay_ms(300);
+        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);
         mcpadc_get_data(); // first data after switch to trash
         while(!mcpadc_has_new_data()) _delay_ms(10);