diff --git a/main.c b/main.c
index 9ca271c..c9d6192 100644
--- a/main.c
+++ b/main.c
@@ -68,8 +68,7 @@ void core1_main(void) {
 	while (1) {
 		update_buttons();
 		update_inputs();
-		//printf("vco_mode: %d, quant_enabled: %d amen_enabled: %d\n", state.vco_mode,state.quant_enabled,state.amen_enabled);
-		//printf("clock_bpm: %f\n",state.clock_bpm);
+		printf("Sample: %f\n", state.dbg_sample);
 		sleep_ms(1);
 	}
 }
diff --git a/pwm.c b/pwm.c
index a2d2b30..6ff5b81 100644
--- a/pwm.c
+++ b/pwm.c
@@ -1,8 +1,8 @@
 #include <hardware/pwm.h>
 #include <pico/types.h>
-#include <stdio.h>
 
 #include "const.h"
+#include "state.h"
 #include "synth.h"
 
 #include "pwm.h"
@@ -15,7 +15,7 @@ void pwm_isr(void) {
 	pwm_clear_irq(slice);
 
 	float sample = get_sample();
-	printf("sample: %f\n", sample);
+	state.dbg_sample = sample;
 
 	uint16_t level = (uint16_t)((sample + 1.0f) * 0.5f * 3400.0f);
 	pwm_set_chan_level(slice, chan, level);
diff --git a/state.h b/state.h
index fda668f..8fcd6d0 100644
--- a/state.h
+++ b/state.h
@@ -23,6 +23,8 @@ typedef struct {
 	vco_mode_t	vco_mode;
 	bool		quant_enabled;
 	bool		amen_enabled;
+
+	float dbg_sample;
 } state_t;
 
 extern state_t state;