diff --git a/test-pico-io/src/main.cpp b/test-pico-io/src/main.cpp
index 32a7d52..49aa2c1 100644
--- a/test-pico-io/src/main.cpp
+++ b/test-pico-io/src/main.cpp
@@ -70,7 +70,8 @@ void setup() {
     while (100);
   }
   
-  delay(100);
+  delay(2000);
+  hv->sendFloatToReceiver(hv_string_to_hash("osc_freq_input"), 880);
 }
 
 void loop() {