diff --git a/CMakeLists.txt b/CMakeLists.txt
index e97dcc4..72fb7c2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -52,6 +52,7 @@ target_link_libraries(raspi_keyer
   hardware_exception
   hardware_pwm
   pico_flash
+  pico_multicore
 )
 
 pico_add_extra_outputs(raspi_keyer)
diff --git a/src/raspi_keyer.cpp b/src/raspi_keyer.cpp
index 984a45c..e51e3a5 100644
--- a/src/raspi_keyer.cpp
+++ b/src/raspi_keyer.cpp
@@ -1,6 +1,8 @@
 #include <stdio.h>
 
 #include "pico/stdlib.h"
+#include "pico/multicore.h"
+#include "pico/util/queue.h"
 
 #include "settings.h"
 #include "keyer.h"
@@ -15,6 +17,8 @@ extern const uint LEFT_PADDLE_PIN = 14;
 extern const uint RIGHT_PADDLE_PIN = 15;
 extern const uint BUZZER_PIN = 13;
 
+queue_t keyerQueue;
+
 void setup()
 {
     stdio_init_all();
@@ -33,6 +37,20 @@ void setup()
     sleep_ms(1000);
 }
 
+void core1_main()
+{
+    Settings settings;
+    queue_remove_blocking(&keyerQueue, &settings);
+
+    Keyer keyer(settings.wpm, settings.mode);
+
+    while (true)
+    {
+        keyer.run();
+    }
+
+}
+
 int main()
 {
     timer_hw->dbgpause = 0; // workaround for problem with debug and sleep_ms
@@ -42,12 +60,14 @@ int main()
 
     Settings settings{read_settings()};
 
-    Keyer keyer(settings.wpm, settings.mode);
+    /*Keyer keyer(settings.wpm, settings.mode);*/
+
+    queue_add_blocking(&keyerQueue, &settings);
 
     while (true)
     {
-        keyer.run();
-    }
+        sleep_ms(100);
+    } 
 
     return 0;
 }