Svenska ElektronikForumet

Kod: Markera allt

package yad2xx;


import static net.sf.yad2xx.FTDIConstants.FT_BAUD_9600;
import static net.sf.yad2xx.FTDIConstants.FT_BITS_8;
import static net.sf.yad2xx.FTDIConstants.FT_FLOW_NONE;
import static net.sf.yad2xx.FTDIConstants.FT_PARITY_NONE;
import static net.sf.yad2xx.FTDIConstants.FT_STOP_BITS_1;

import java.io.PrintStream;
import net.sf.yad2xx.Device;
import net.sf.yad2xx.FTDIException;
import net.sf.yad2xx.FTDIInterface;

/*
 * https://github.com/aushacker/yad2xx/blob/master/yad2xxJava/src/test/java/net/sf/yad2xx/SerialEcho.java
 * 
 * Send and receive characters to the serial port. Connect tx to rx to get loopback.
 * 
 */
public class SerialEcho {

	public SerialEcho() {
		// TODO Auto-generated constructor stub
	}

	public static void main(String[] args) {
		try {
			PrintStream out = System.out;

			out.println("Serial Echo");
			out.println("-----------");
			out.println("D2XX Library version: " + FTDIInterface.getLibraryVersion());
			out.println();

			out.println("---------");
			if (FTDIInterface.getDevices().length > 0) {
				Device dev = FTDIInterface.getDevices()[0];				
				
				if (!dev.isOpen()) {
					out.println("Opening device 0");
					dev.open();
					out.println("Setting baud");
					dev.setBaudRate(FT_BAUD_9600);;
					out.println("Setting 8,N,1");
					dev.setDataCharacteristics(FT_BITS_8, FT_STOP_BITS_1, FT_PARITY_NONE);
					out.println("Setting flow control");
					dev.setFlowControl(FT_FLOW_NONE, (char) 0, (char) 0);
					out.println(dev.getModemStatus());
					out.println("ComPortNumber " + dev.getComPortNumber());
					out.println();
					// 48 45 4C 4C 4F = HELLO
					byte[] data = { (byte)0x48, (byte)0x45, (byte)0x4C, (byte)0x4C, (byte)0x4F };
					out.println("Sending data");
					for (int i = 0; i < 2; i++) {
						
						dev.write(data);
						try { Thread.sleep(100); }
						catch (InterruptedException ie) {}

						byte[] input = new byte[5];
						out.println("Reading bytes: " + dev.read(input));
						out.println((char)input[0] + " " + (char)input[1]+ " " + (char)input[2]+ " " + (char)input[3]+ " " + (char)input[4]);
					}
					out.println(dev);
					out.println("Closing device 0");
					dev.close();
					out.println(dev);
				} else {
					out.println("Unable to open device");
				}
			}
		} catch (FTDIException e) {
			e.printStackTrace();
			System.err.println("Function: " + e.getFunction());
			System.err.println("Status: " + e.getStatus());
		}
	}
}

Kod: Markera allt

Serial Echo
-----------
D2XX Library version: 3.2.22

---------
Opening device 0
Setting baud
Setting 8,N,1
Setting flow control
ModemStatus(modem: 0, line: 60)
ComPortNumber -1

Sending data
Reading bytes: 5
H E L L O
Reading bytes: 5
H E L L O
Dev 0:
	Flags=1 (isOpen: true isHighSpeed: false)
	Type=5 (FT_DEVICE_232R)
	ID=4036001
	locID=11
	SerialNumber=A1083FUF
	Description=FT232R USB UART
	ftHandle=278236e9690

Closing device 0
Dev 0:
	Flags=0 (isOpen: false isHighSpeed: false)
	Type=5 (FT_DEVICE_232R)
	ID=4036001
	locID=11
	SerialNumber=A1083FUF
	Description=FT232R USB UART
	ftHandle=0