g20modem.c

使用avr--cc2420模块程序,需要原理图的联系 QQ:120304948

#include <mega128.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>

#include "typedef.h"

#include "app.h"
#include "attention.h"
#include "g20modem.h"
#include "g20serialdrv.h"

#include "rtc.h"
#include "serialdrv.h"
#include "timer.h"
#include "UDP.h"
#include "protocol.h"

#define POWER_ON PORTB.7=0
#define POWER_OFF PORTB.7=1
#define G20_RESET PINB.5


MODEMSTATUS my_mdm_status;

void g20_mdm_init()
{

	DDRB |= 0x80;
	PORTB |= 0x80;	
	my_mdm_status.bModemOn = TRUE;
	my_mdm_status.bModemReset = FALSE;
	
	if(g20_mdm_rest() == FALSE)
	{
	    return;
	}
}

unsigned char g20_mdm_off()
{
	TIMERTICK *pTimer = NULL;
	
	pTimer = timer_settimer(20000);

//	while((PINB & 0x20) == 0x20)
	while(G20_RESET)
	{
        wdr();
		POWER_ON;
		timer_delay(3000);
		POWER_OFF;
		timer_delay(2000);
		
		if(timer_checktimeout(pTimer) == TRUE)
		{
			return FALSE;
		}
	}
#if defined (DEBUG_MODE)	
	sp_send("\r\n关闭MODEM\r\n");
#endif    
	return TRUE;
}

unsigned char g20_mdm_on()
{
	TIMERTICK *pTimer = NULL;

	pTimer = timer_settimer(20000);

//	while((PINB & 0x20) != 0x20)
	while(G20_RESET == 0)
	{
        wdr();
   		POWER_ON;
		timer_delay(3000);
		POWER_OFF;
		timer_delay(5000);            
		
		if(timer_checktimeout(pTimer) == TRUE)
		{
			return FALSE;
		}
        
	}
#if defined (DEBUG_MODE)	
	sp_send("\r\n打开MODEM\r\n");
#endif	
	return TRUE;
}

unsigned char g20_mdm_rest()
{
	TIMERTICK *pTimer;
	
	pTimer = timer_settimer(60000);
	if(pTimer == NULL)
		return FALSE;

	while(timer_checktimeout(pTimer) != TRUE)
	{
        wdr();
		if((g20_mdm_off())&&(g20_mdm_on()))
		{
			return TRUE;
		}
	}
	return FALSE;
}

void g20_mdm_proc()
{
    system_initial_flag = FALSE;
   	WORK_LED = 0;
   	
	g20_mdm_rest();
            
	attention_init();
		
    attention_dialproc();
    
    attention_udpproc();

    timer_delay(100);
    
    system_initial_flag = TRUE;
}