Felix/LEDControl
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Serial port filter by name

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This commit is contained in:
Felix Klenner 2021-07-31 03:48:10 +02:00
parent fd2ff86476
commit 286d0f8a47
2 changed files with 12 additions and 3 deletions
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2
LEDControl.iml
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@ -1,2 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<module type="JAVA_MODULE" version="4" />

13
src/main/java/de/zuim/ledcontrol/LEDControl.java
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@ -16,6 +16,7 @@ public class LEDControl {
public static final int LED_NUM = WIDTH * HEIGHT; public static final int LED_NUM = WIDTH * HEIGHT;
public static final int BAUD = 1000000; public static final int BAUD = 1000000;
private static final int FRAME_MS = 40; private static final int FRAME_MS = 40;
private static final String SERIAL_NAME = "CH340";
private SerialPort port; private SerialPort port;
@ -86,7 +87,17 @@ public class LEDControl {
private boolean connect() { private boolean connect() {
SerialPort[] ports = SerialPort.getCommPorts(); SerialPort[] ports = SerialPort.getCommPorts();
if (ports.length > 0) { if (ports.length > 0) {
port = SerialPort.getCommPorts()[0]; port = null;
for(SerialPort p : ports) {
if(p.getDescriptivePortName().contains(SERIAL_NAME)){
port = p;
}
}
if(port == null){
System.err.println("No Serial port matching name \""+SERIAL_NAME+"\" found!");
return false;
}
System.out.println("Connect to " + port.getDescriptivePortName() + " " + port.getSystemPortName() + " "); System.out.println("Connect to " + port.getDescriptivePortName() + " " + port.getSystemPortName() + " ");
port.setComPortParameters(BAUD, 8, 1, 0); port.setComPortParameters(BAUD, 8, 1, 0);
if (port.openPort()) { if (port.openPort()) {