func Open(portName string) (*Flasher, error) {
mode := &serial.Mode{
BaudRate: 115200,
}
port, err := serial.OpenPort(portName, mode)
if err != nil {
return nil, &FlasherError{err: "Error opening serial port. " + err.Error()}
}
flasher := &Flasher{
port: port,
}
// Wait for the complete reset of the board
time.Sleep(2500 * time.Millisecond)
return flasher, err
}
func ExampleCommunication() {
ports, err := serial.GetPortsList()
if err != nil {
log.Fatal(err)
}
if len(ports) == 0 {
log.Fatal("No serial ports found!")
}
for _, port := range ports {
fmt.Printf("Found port: %v\n", port)
}
mode := &serial.Mode{
BaudRate: 9600,
Parity: serial.PARITY_NONE,
DataBits: 8,
StopBits: serial.STOPBITS_ONE,
}
port, err := serial.OpenPort(ports[0], mode)
if err != nil {
log.Fatal(err)
}
n, err := port.Write([]byte("10,20,30\n\r"))
if err != nil {
log.Fatal(err)
}
fmt.Printf("Sent %v bytes\n", n)
buff := make([]byte, 100)
for {
n, err := port.Read(buff)
if err != nil {
log.Fatal(err)
break
}
if n == 0 {
fmt.Println("\nEOF")
break
}
fmt.Printf("%v", string(buff[:n]))
}
}
