GPIOmanager.java

/*	
 * Class 	GPIOmanager
 * 
 * This software is developed for Choral devices with Java.
 * Copyright Choral srl. All Rights reserved. 
 */

package general;

import java.io.IOException;

import choral.io.Can;
import choral.io.MovSens;
import choral.io.PowerManager;
import choral.io.UserLed;

/**
 * GPIO manager	thread (different management than GPIO key) 
 * and management of 'satellite LED'.
 * 
 * @version	1.02 <BR> <i>Last update</i>: 25-10-2007
 * @author 	alessioza
 * 
 */
public class GPIOmanager extends ThreadCustom implements GlobCost{
	
	/* 
	 * local variables
	 */

	MovSens move;
	Can can;
	UserLed led;
	PowerManager powerObj;
	private int wdCount = 0;
	private int waitVinCounter = 0;
	private boolean gpsLedState = false;
	
	/*
	 * INHERITED RESOURCES from ThreadCustom and passed to AppMain 
	 *
	 * semaphore  'semAT', for the exclusive use of the AT resource
	 * InfoStato  'infoS', status informations about application
	 * Mailbox    'mboxMAIN', to send msg to AppMain
	 * Mailbox    'mbox2', to send msg to ATsender
	 */

	
	/* 
	 * constructors
	 */
	public GPIOmanager() {
		//System.out.println("Th*GPIOmanager: CREATED");
		move = new MovSens();
		can = new Can();
		led = new UserLed();
		powerObj = new PowerManager();
	}
	
	/*
	 * methods
	 */
	public void run() {
		
		//System.out.println("Th*GPIOmanager: STARTED");
		while(true){
			try {
				
				// It is assumed that the GPIO driver is already active!
				
				/*
				 * INIT GPIO WATCHDOG
				 */
				semAT.getCoin(5);
				// open GPIO n.6 and init to "0"
				//System.out.println("Th*GPIOmanager: activating GPIO n.6...");
				infoS.setATexec(true);
				mbox2.write("at^scpin=1,5,1,0\r");
				while(infoS.getATexec()) { Thread.sleep(whileSleep); }
				semAT.putCoin();
				
				while(true) {
					if(!infoS.getGPSLive() && wdCount >= 200){
						infoS.setReboot();
						wdCount = 0;
					}
					else if(infoS.getGPSLive()){
						//System.out.println("Refresh GPS " + wdCount);
						infoS.setGPSLive(false);
						wdCount = 0;
					}
					wdCount++;
					
					
					/*
					 * Blink of led related to GPS satellite number
					 */
				
					if (infoS.getAttivaSensore()==true){
						while(!InfoStato.getMicroSemaphore()){Thread.sleep(2);}
						try{
							move.movSensOn();
							move.setMovSens(4);
						}
						catch (IOException e){}
						InfoStato.freeMicroSemaphore();
						infoS.setAttivaSensore(false);
						
					} //AttivaSensore
					
					
					/*
					 * DISABLE MOTION SENSOR
					 */
					else if (infoS.getDisattivaSensore()==true){
						while(!InfoStato.getMicroSemaphore()){Thread.sleep(2);}
						try{
							move.movSensOff();
						}
						catch (IOException e){}
						InfoStato.freeMicroSemaphore();
						infoS.setDisattivaSensore(false);
						
					} //DisattivaSensore
				
					
					if((infoS.getInfoFileString(MovState)).indexOf("GPSOFF")<0){
						if(gpsLedState != infoS.getGpsLed()){
							gpsLedState = infoS.getGpsLed();
							try {
								led.setLed(gpsLedState);
							} catch (IOException e) {
								// TODO Auto-generated catch block
								e.printStackTrace();
							}
						}
					}
								
					waitVinCounter++;
					Thread.sleep(whileSleep);
				}
				
			} catch(InterruptedException ie) {
				//System.out.println("exception: " + ie.getMessage());
				//ie.printStackTrace();
			} //catch
			new LogError("Th*GPIOmanager: Reboot");
			//System.out.println("Th*GPIOmanager: END");
		} //while		
	} //run
	
} //GPIOmanager