/*
X324Demo.c: Demo program for X324

Compiler: BC++ 3.1
          Turbo C++ 1.01
          
Compile mode: large

Project: X324Demo.c
         7188el.lib
         X324.lib 

Hardware: I-7188EX + X324

[May 10, 2023]
*/

/*************************************************************/
/*  X324:   4 channel 12-Bit D/A (Analog output) 0 ~ 5.0V    */
/*          4 channel D/O                                    */
/*************************************************************/

#include <stdio.h>
#include "..\..\lib\7188e.h"
#include "..\..\lib\xboard\X324.h"

void main(void)
{
    char option, dbuf[32];
    int outpstus, stus;
    int i, n, ret;
    float val;
    
    InitLib();
    
    Print("\n");
    Print("****************************************\n");
    Print("|   Demo program for I-7188EX + X324   |\n");
    Print("|                                      |\n");
    Print("|            [May 31, 2023]            |\n");
    Print("****************************************\n");
    
    ret = X324_Init();
    
    if(ret != 0) {
        for(i = 0; i < 4; i++) {
            if((ret >> (i << 1)) & 0x03) {
                Print(" The calibration parameters of channel %d are not available\n", i);
            }
        }
    }
    
    do {
        Print("\n");
        Print(" 1) Analog output\n");
        Print(" 2) Write all digital outputs\n");
        Print(" 3) Write a single digital output\n");
        Print(" 4) Read the states of all digital outputs\n");
        Print(" 5) Read the state of a single digital output\n");
        Print(" 0) Quit\n\n");
        Print(" Choose an option: ");
        option = Getch();
        
        Print("%c\n", option);
        
        switch(option) {
            /* Analog output */
            case '1':
                Print(" Channel (0 ~ 3): ");
                n = Getch();
                Print("%c\n", n);
                
                Print(" Voltage (0 ~ +5.0): ");
                LineInput(dbuf, 16);
                
                if((n = n ^ 0x30) >= 4) {
                    Print(" [!] Unknown Channel Number\n\n");
                }
                else if(sscanf(dbuf, "%f", &val) == 0) {
                    Print(" [!] %.15s is not accepted\n\n", dbuf);
                }
                else {
                    X324_AnalogOut(n, val);
                    
                    Print("  -> AO%d = %.4f V\n\n", n, val);
                }
                break;
                
            /* Write all digital outputs */
            case '2':
                Print(" Output value (0 ~ f): ");
                LineInput(dbuf, 16);
                
                if(sscanf(dbuf, "%x", &outpstus) == 1) {
                    X324_Write_All_DO(outpstus);
                    
                    Print("  -> Output value = %02xh\n\n", outpstus);
                }
                break;
            
            /* Write a single digital output */
            case '3':
                Print(" Channel (0 ~ 3): ");
                n = Getch();
                Print("%c\n", n);
                
                Print(" Status (0:OFF, 1:ON): ");
                LineInput(dbuf, 16);
                
                if((n = n ^ 0x30) >= 4) {
                    Print(" [!] Unknown Channel Number\n\n");
                }
                else if(sscanf(dbuf, "%d", &stus) == 0) {
                    Print(" [!] %.15s is not accepted\n\n", dbuf);
                }
                else {
                    X324_Write_One_DO(n, stus);
                    
                    Print("  -> DO%d = %s\n\n", n, (stus == 1) ? "ON" : "OFF");
                }
                break;
                
            /* Read the states of all digital outputs */
            case '4':
                outpstus = X324_Read_All_DO();
                
                Print("  -> Digital Output ReadBack => %02xh\n\n", outpstus);
                break;
                
            /* Read the state of a single digital output */
            case '5':
                Print(" Select output channel (0 ~ 3): ");
                n = Getch();
                Print("%c\n", n);
                
                if((n = n ^ 0x30) >= 4) {
                    Print(" [!] Unknown Channel Number\n\n");
                }
                else {
                    ret = X324_Read_One_DO(n);
                    
                    Print("  -> DO%d = %s\n\n", n, (ret == 1 ? "ON" : "OFF"));
                }
                break;
        }
        
        if(option != '0') {
            Print(" Press any key to continue ...\n");
            Getch();
        }
        
        Print("\n");
        
    } while(option != '0');
}