/*
 * OneWireTest.java
 *
 * Created on 18 October 2001, 03:42
 *
 * Copyright 2001 Chris Bryden. Redistribute Freely. 
 *
 * c.bryden@virgin.net
 *
 */



import java.util.*;
import java.io.*;
import com.dalsemi.onewire.OneWireAccessProvider;
import com.dalsemi.onewire.*;
import com.dalsemi.onewire.adapter.*;
import com.dalsemi.onewire.container.*;
import com.dalsemi.onewire.container.OneWireContainer12;

import com.dalsemi.comm.*;


/**
 *
 * @author  cjb
 * @version 
 */
public class OneWireTest extends java.lang.Object {

    /** Creates new OneWireTest */
    public OneWireTest() {
    }

    
    private static boolean LCD = true;
    
    public static void main(String[] args) {
        
        
        
        try {

            if(LCD) {
                LCDPort.sendControl(0x38); //2 line display, 8 bit data
                LCDPort.sendControl(0x06); //set entry mode
                LCDPort.sendControl(0x0C); //turn on display, no cursor
                LCDPort.sendControl(0x01); //clear the screen
            
            
                sendStringLCD("1-Wire");
                LCDPort.setAddress(40);
                sendStringLCD("init..");
            }
            
            
            
            //get port adapter
            DSPortAdapter pa = null;

            try {
              pa = OneWireAccessProvider.getDefaultAdapter();
            }
            catch (OneWireException e) {
                System.out.println ("Exception " + e);
            }        

            //target family DS2406
            pa.targetFamily(0x12);

            
            //four of them
            OneWireContainer12[] containers = new OneWireContainer12[4];            
            int i = 0;
            
            if(LCD) {
                LCDPort.sendControl(0x01); //clear the screen
            }
            
            for (Enumeration e = pa.getAllDeviceContainers(); e.hasMoreElements(); i++) {
                containers[i] = (OneWireContainer12) e.nextElement();

                //turn LED off
                byte[] state = containers[i].readDevice();
                int numChan = containers[i].getNumberChannels(state);
                containers[i].setLatchState(0, false, false, state);
                containers[i].writeDevice(state);
                
                //turn LED on
                state = containers[i].readDevice();
                containers[i].setLatchState(0, true, false, state);
                containers[i].writeDevice(state);
                
       
                state = containers[i].readDevice();
                
                // container details
                System.out.println("Address: " + containers[i].getAddressAsString());
                System.out.println("Name: " + containers[i].getName());
                System.out.println("Description: " + containers[i].getDescription());
                System.out.println("Alternate Names: " + containers[i].getAlternateNames());
                System.out.println((containers[i].isPowerSupplied(state) ? "Externally Powered":"Parasitically Powered"));
                System.out.println("Number of Channels " + numChan);
               
                if(LCD) {
                    LCDPort.sendControl(0x01); //clear the screen
                    sendStringLCD(containers[i].getAddressAsString().substring(0,8));
                    LCDPort.setAddress(40);
                    sendStringLCD(containers[i].getAddressAsString().substring(8));
                    
                }

                                
                
                //memory banks
                Enumeration memoryBanks = containers[i].getMemoryBanks(); 
                int bankNum=0;

                while(memoryBanks.hasMoreElements()) {

                    PagedMemoryBank bank = (PagedMemoryBank)memoryBanks.nextElement();

                    System.out.println("Memory Bank " + bankNum);

                    System.out.println("Description: " + bank.getBankDescription());
                    System.out.println("Size: " + bank.getSize());



                    int numPages = bank.getNumberPages();
                    int pageLen = bank.getPageLength();

                    for(int k=0;k<numPages;++k) {
                        if(bank.hasPageAutoCRC()) {
                            System.out.println("Page " + k + " Contents (CRC Verified): ");
                            byte[] buff = new byte[pageLen];

                            bank.readPageCRC( k, false, buff,0);

                            for(int j=0;j<buff.length;++j) {
                                System.out.print(Integer.toHexString(buff[j]) + " ");
                            }
                        } else {
                            System.out.println("Page " + k + " Contents (Unverified): ");
                            byte[] buff = new byte[pageLen];

                            bank.readPage( k, false, buff,0);

                            for(int j=0;j<buff.length;++j) {
                                System.out.print(Integer.toHexString(buff[j]) + " ");
                            }
                        }
                        System.out.println("");
                    }

                    bankNum++;

                }
                
                
                if(LCD) {
                    LCDPort.sendControl(0x01); //clear the screen
                    sendStringLCD(i + ":" + containers[i].getName());
                    LCDPort.setAddress(40); 
                }
                
                
                String[] alpha = { "A","B","C","D","E","F","G" };
                //latch states                
                for(int k=0;k<numChan;++k) {      
                    System.out.println("Channel " + k + " Latch State: " + containers[i].getLatchState(k,state));
                    if(LCD) {
                        sendStringLCD(alpha[k] + ":" + (containers[i].getLatchState(k,state) ? "t":"f"));
                    }
                    if(containers[i].hasActivitySensing()) {
                        System.out.println("Channel " + k + " Level: " + containers[i].getLevel(k,state));
                        if(LCD) {
                            sendStringLCD(containers[i].getLevel(k,state) ? "t":"f");
                        }
                    }
                }
                
                System.out.println("\n***************************************************\n");                
                
                Thread.sleep(1000);
                
                //turn led off
                state = containers[i].readDevice();
                containers[i].setLatchState(0, false, false, state);
                containers[i].writeDevice(state);
            }      

            pa.freePort();

        } catch (Exception e) {
            System.out.println(e.getMessage());
        }
    
    }

    private static void sendStringLCD(String str) {        
        char[] chars = str.toCharArray();
        for(int i=0;i<chars.length;++i) {
            LCDPort.sendData((int)chars[i]);
        }
    }


}