console.c

阿根廷教授编写的嵌入式internet的实验教程的高质量代码

/******************************************************************************************
   Console.c (v1.0)
-------------------------------------------------------------------------------------
This code is from the book:
"Embedded Internet: TCP/IP Basics, Implementation and Applications" by Sergio Scaglia
[Pearson Education, 2006 - ISBN: 0-32-130638-4]

This code is copyright (c) 2006 by Sergio Scaglia, and it may only be used for educational
purposes.  For commercial use, please contact me at [e-mail]
For more information and updates, please visit www.embeddedinternet.org
******************************************************************************************/

#include "console.h"
#include "uart.h"
#include "app.h"
#include "ADC.h"
#include "Led.h"
#include <stdio.h>
#include <string.h>


void console_process(void) {
  int c;

  c=getchar();				// Scan the console's keyboard
  if (c != -1) {
    if (c == 'h') {			// show the command help
      printf("Available commands:\r\n\r\n");
      printf("h - Show this help\r\n");
      printf("----------------------------------------------------\r\n");
      printf("s - Start the Application Process Cycle\r\n");
      printf("p - Show the Application Process Parameters\r\n");
      printf("c - Set/Clear the Cycle variable (cycle continuously)\r\n");
      printf("l - Enable/Disable the Board Activity Led\r\n");
      printf("\r\n");
      printf("Enter a command:>\r\n");
    }else if (c == 's') {
      state = STARTED;
      printf("App Process Cycle Started!\r\n");
    }else if (c == 'p') {
      printf("State %d V1: %d Heater: %d V2: %d Liquid: %d Temp: %d ADC: %d Cycle: %d\r\n",
      state, valve1, heater, valve2, liquid, temp, ADC_Read(), cycle);
    }else if (c == 'c') {
      if (cycle) {
        cycle = 0;
	printf("Cycle variable cleared\r\n");
      }else {
	cycle = 1;
	printf("Cycle variable set\r\n");
      }
    }else if (c == 'l') {
      if (led_enable) {
        led_enable = 0;
	printf("Led disabled\r\n");
      }else {
        led_enable = 1;
	printf("Led enabled\r\n");
      }
    }
  }
}