1

services/serialPortService.js

@@ -6,18 +6,26 @@ import { autoDetect } from '@serialport/bindings-cpp'
 
 
 async function serialPortList(req, res) {
-  const portList = await SerialPort.list()
-  console.log(portList)
-  res.send(portList)
-      // .then((ports) => {
-      //   console.log('Available serial ports:');
-      //   ports.forEach((port) => {
-      //     console.log(`- ${port.comName} (${port.pnpId})`);
-      //   });
-      // })
-      // .catch((error) => {
-      //   console.error('Error listing serial ports:', error);
-      // });
+
+  SerialPort.list()
+      .then((pathsList) => {
+        console.log('Available serial ports:');
+        for (const path of pathsList) {
+          const serialport = new SerialPort({ path, baudRate: 9600, autoOpen: false, }, function (err) {
+            if (err) {
+              return console.log('Error: ', err.message);
+            }
+          })
+
+          const buff = Buffer.allocUnsafe(4);
+          buff.writeUInt8(`#0${req.params.id}$`);
+
+          serialport.write(buff)
+        }
+      })
+      .catch((error) => {
+        console.error('Error listing serial ports:', error);
+      });
 }
 
 async function serialPort(req, res) {