Added interface methods for RS232 signals

example_modem_bits_test.go

@@ -0,0 +1,67 @@
+//
+// Copyright 2014-2016 Cristian Maglie. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+//
+
+package serial_test
+
+import "log"
+import "go.bug.st/serial.v1"
+import "fmt"
+import "time"
+
+func ExampleGetSetModemBits() {
+	// Open the first serial port detected at 9600bps N81
+	mode := &serial.Mode{
+		BaudRate: 9600,
+		Parity:   serial.NoParity,
+		DataBits: 8,
+		StopBits: serial.OneStopBit,
+	}
+	port, err := serial.Open("/dev/ttyACM1", mode)
+	if err != nil {
+		log.Fatal(err)
+	}
+	defer port.Close()
+
+	count := 0
+	for count < 25 {
+		status, err := port.GetStatus()
+		if err != nil {
+			log.Fatal(err)
+		}
+		fmt.Printf("Status: %+v\n", status)
+
+		time.Sleep(time.Second)
+		count++
+		if count == 5 {
+			err := port.SetDTR(false)
+			if err != nil {
+				log.Fatal(err)
+			}
+			fmt.Println("Set DTR OFF")
+		}
+		if count == 10 {
+			err := port.SetDTR(true)
+			if err != nil {
+				log.Fatal(err)
+			}
+			fmt.Println("Set DTR ON")
+		}
+		if count == 15 {
+			err := port.SetRTS(false)
+			if err != nil {
+				log.Fatal(err)
+			}
+			fmt.Println("Set RTS OFF")
+		}
+		if count == 20 {
+			err := port.SetRTS(true)
+			if err != nil {
+				log.Fatal(err)
+			}
+			fmt.Println("Set RTS ON")
+		}
+	}
+}