knowldgegebase code

web/js-ts/serialv2.js

@@ -1,17 +1,39 @@
+// Define port and reader globally to be used in other functions
 let port;
+let reader
+let decoder = new TextDecoder("utf-8");
+let counterElement = document.getElementById("counter");
 
-async function start() {
-    port = createSerial();
-    port.open(9600);
-
-
-    if (port.opened()) {
-        console.log("adsnij")
-      }
+// Request a port and open a connection.
+async function connect() {
+    port = await navigator.serial.requestPort();
+    await port.open({ baudRate: 9600 });
+    reader = port.readable.getReader();
+    console.log("Port is open!");    
 }
 
-async function readloop() {
-
-    console.log(port.read()); 
- 
+// Read data
+async function readLoop() {
+    // loop until reader.cancel() is called
+    while (true) {
+        // Wait for data
+        const { value, done } = await reader.read();
+        // Show the received data in the console        
+        if (value) {
+            console.log(decoder.decode(value));
+        }
+        // Exit the loop when done
+        if (done) {
+            console.log('[readLoop] DONE', done);
+            reader.releaseLock();
+            break;
+        }
+    }
 }
+
+// Close the port
+async function disconnect() {
+    await reader.cancel();
+    await port.close();
+    console.log("Port is closed!");
+}