80 lines
2.2 KiB
Java
80 lines
2.2 KiB
Java
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import ch.psi.pshell.device.Readable;
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import ch.psi.pshell.serial.SerialPortDevice;
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import ch.psi.pshell.serial.SerialPortDeviceConfig;
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import static ch.psi.utils.BitMask.*;
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import ch.psi.utils.State;
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import java.io.IOException;
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/*
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*
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*/
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/**
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*
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*/
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public class LaserUE extends SerialPortDevice{
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final Readable readable;
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static final double RANGE_MIN = 1.0;
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static final double RANGE_MAX = 30.0;
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public LaserUE(String name, String port) {
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super(name, port, 921600, SerialPortDeviceConfig.DataBits.DB_8, SerialPortDeviceConfig.StopBits.SB_1, SerialPortDeviceConfig.Parity.None);
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this.setMode(Mode.FullDuplex);
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readable = new Readable() {
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@Override
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public Object read() throws IOException, InterruptedException {
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return take();
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}
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@Override
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public String getName(){
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return LaserUE.this.getName()+"_readout";
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}
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};
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}
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@Override
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protected void doInitialize() throws IOException, InterruptedException{
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super.doInitialize();
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//TODO: Start DAQ in ILD1320: http://www.micro-epsilon.com/download/manuals/man--optoNCDT-1320--en.pdf
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setState(State.Ready);
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write("OUTPUT RS422\n\r");
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}
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public Readable getReadable(){
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return readable;
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}
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int value = 0;
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int count = 0;
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@Override
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protected void onByte(int rx) {
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int index = ((rx&BIT7) > 0) ? 2 : (((rx&BIT6) > 0) ? 1 : 0);
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if (count==index){
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if (index ==0){
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value = rx & 0x3F;
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count = 1;
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} else if (index ==1){
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value = ((rx& 0x3F)<<6) + value;
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count = 2;
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} else if (index ==2){
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value = ((rx& 0x0F)<<12) + value;
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double val = ((double)value)/1000;
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if ((val<RANGE_MIN) ||(val>RANGE_MAX)){
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val = Double.NaN;
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}
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setCache(val);
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count = 0;
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} else {
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count = 0;
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}
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}
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else{
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count = 0;
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}
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}
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}
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