39 lines
1.1 KiB
TypeScript
39 lines
1.1 KiB
TypeScript
// main.ts
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const connectButton = document.getElementById('connectButton') as HTMLButtonElement;
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const outputTextarea = document.getElementById('output') as HTMLTextAreaElement;
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let port: SerialPort | null = null;
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async function connect() {
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try {
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port = await navigator.serial.requestPort();
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await port.open({ baudRate: 9600 }); // Adjust baud rate as per your device settings
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outputTextarea.value = ''; // Clear previous output
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readLoop();
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connectButton.disabled = true;
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} catch (error) {
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console.error('Error connecting to the serial port:', error);
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}
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}
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async function readLoop() {
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while (port && port.readable) {
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try {
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const reader = port.readable.getReader();
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while (true) {
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const { value, done } = await reader.read();
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if (done) {
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reader.releaseLock();
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break;
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}
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// Display the received data
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outputTextarea.value += new TextDecoder().decode(value);
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}
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} catch (error) {
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console.error('Error reading from the serial port:', error);
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}
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}
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}
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connectButton.addEventListener('click', connect);
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