Fix

Author: microbit-matt-hillsdon

src/demo.html

@@ -112,6 +112,7 @@ <h1>MicroPython-micro:bit simulator example embedding</h1>
             >
             </textarea>
             <div class="actions">
+              <button id="flash">Flash</button>
               <button id="stop">Stop</button>
               <button id="reset">Reset</button>
               <button id="mute">Mute</button>
@@ -231,11 +232,7 @@ <h1>MicroPython-micro:bit simulator example embedding</h1>
       });
       fetchProgram(sample.value);
 
-      document
-        .querySelector("#flash")
-        .addEventListener("click", async () => {});
-
-      document.querySelector("#stop").addEventListener("click", async () => {
+      document.querySelector("#flash").addEventListener("click", async () => {
         simulator.postMessage(
           {
             kind: "flash",
@@ -247,6 +244,15 @@ <h1>MicroPython-micro:bit simulator example embedding</h1>
         );
       });
 
+      document.querySelector("#stop").addEventListener("click", async () => {
+        simulator.postMessage(
+          {
+            kind: "stop",
+          },
+          "*"
+        );
+      });
+
       document.querySelector("#reset").addEventListener("click", async () => {
         simulator.postMessage(
           {