hardware/FTDIFinder.go

@@ -232,10 +232,10 @@ func (f *FTDIFinder) scanPeripherals(ctx context.Context) error {
 	scanner := bufio.NewScanner(stdout)
 	for scanner.Scan() {
 		peripheralString := scanner.Text()
-		// The program output is like '0:1:2' where 0 is the location, 1 is the S/N and 2 is the name
+		// The program output is like '0:1:2:3' where 0 is the location, 1 is the S/N, 2 is the name and 3 is the open flag [O/C]
 		peripheralInfo := strings.Split(peripheralString, ":")
 
-		log.Trace().Str("file", "FTDIFinder").Str("scannedString", peripheralString).Str("peripheralName", peripheralInfo[2]).Str("peripheralSN", peripheralInfo[1]).Msg("new FTDI peripheral detected")
+		log.Trace().Str("file", "FTDIFinder").Str("scannedString", peripheralString).Str("peripheralOpenFlag", peripheralInfo[3]).Str("peripheralName", peripheralInfo[2]).Str("peripheralSN", peripheralInfo[1]).Msg("new FTDI peripheral detected")
 		// Convert the location to an integer
 		location, err := strconv.Atoi(peripheralInfo[0])
 		if err != nil {
@@ -246,6 +246,7 @@ func (f *FTDIFinder) scanPeripherals(ctx context.Context) error {
 		temporaryPeripherals[peripheralInfo[1]] = PeripheralInfo{
 			Name:         peripheralInfo[2],
 			SerialNumber: peripheralInfo[1],
+			IsOpen:       peripheralInfo[3] == "O",
 			ProtocolName: "FTDI",
 		}
 
@@ -253,7 +254,6 @@ func (f *FTDIFinder) scanPeripherals(ctx context.Context) error {
 		peripheral, registered := f.registeredPeripherals[peripheralInfo[1]]
 		if registered {
 			runtime.EventsEmit(ctx, string(PeripheralStatus), peripheral.info, "connecting")
-			time.Sleep(2 * time.Second)
 			err := peripheral.Connect(ctx, location)
 			if err != nil {
 				log.Err(err).Str("file", "FTDIFinder").Str("peripheralSN", peripheralInfo[1]).Msg("unable to connect the peripheral")

hardware/interfaces.go

@@ -20,6 +20,7 @@ type PeripheralInfo struct {
 	Name         string                 `yaml:"name"`     // Name of the peripheral
 	SerialNumber string                 `yaml:"sn"`       // S/N of the peripheral
 	ProtocolName string                 `yaml:"protocol"` // Protocol name of the peripheral
+	IsOpen       bool                   // Open flag for peripheral connection
 	Settings     map[string]interface{} `yaml:"settings"` // Peripheral settings
 }
 

hardware/third-party/ftdi/detectFTDI.cpp

@@ -28,8 +28,17 @@ int main() {
 
         for (int i = 0; i < numDevs; i++) {
             if (devInfo[i].SerialNumber[0] != '\0') {
-                std::cout << i << ":" << devInfo[i].SerialNumber << ":" << devInfo[i].Description << std::endl;
+                std::cout << i << ":" << devInfo[i].SerialNumber << ":" << devInfo[i].Description << ":";
+
+                // Add information about the hardware open state
+                if (devInfo[i].Flags & FT_FLAGS_OPENED) {
+                    std::cout << "O" << std::endl;
+                } else {
+                    std::cout << "C" << std::endl;
+                }
             }
         }
+
+        free(devInfo);
     }
 }