HS121L/HS121L-IAP/USER/Modem/Modem.c

 /**********************************************************************************
 * File Name: Modem.c
 * Function Describe:device for modem	
 * Relate Module:
 * Explain:	the modem must be using ZTE MC8332
 * Writer:  ShiLiangWen
 * Date:	2015.1.20
***********************************************************************************/
#include "includes.h"

void ModemSendAT(char *p)
{
	char d;
	while(*p){
		d=*p;
		USART_SendData(USART3, (uint8_t) d);
		/* Loop until the end of transmission */
		while (USART_GetFlagStatus(USART3, USART_FLAG_TC) == RESET){}
		p++;	
	}
}
int ModemSendData(unsigned char *pData,unsigned short datalen)
{
	int i;
	for(i=0;i<datalen;i++){
		USART_SendData(USART3, pData[i]);
		 /* Loop until the end of transmission */
		while (USART_GetFlagStatus(USART3, USART_FLAG_TC) == RESET);	
	}
	return 1;
}
/**********************************************************************************
等待模块启动完成
0:成功  -1:超时
***********************************************************************************/
int WaitModemIsOpened(void)
{
	char buf[20];
	int time=100;
	while(time--){
		ModemSendAT("AT\r\n");
		if(0!=ModemWaitAckMsg("OK\r\n",buf,20,50)){
			break;
		}
	}	
	if(time)return 0;
	else return -1;
}

void ModemPoweroff(void)
{
	MODEM_PWRKEY_LOW;
	MODEM_RESET_LOW;
	DelayTick(50);
	MODEM_RESET_HIGH;
	DelayTick(10);
	MODEM_RESET_LOW;	
}
void ModemCtrlInit(void)
{
	GPIO_InitTypeDef GPIO_InitStructure;
    RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOB|RCC_APB2Periph_GPIOC, ENABLE);
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;

 	MODEM_DTR_HIGH;
	MODEM_RING_HIGH;
	MODEM_DSR_HIGH;

	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
	GPIO_InitStructure.GPIO_Pin = MODEM_DTR_PIN;
	GPIO_Init(MODEM_DTR_PORT, &GPIO_InitStructure);
	MODEM_DTR_HIGH;

	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
	GPIO_InitStructure.GPIO_Pin = MODEM_RING_PIN;
	GPIO_Init(MODEM_RING_PORT, &GPIO_InitStructure);
	MODEM_RING_HIGH;

   	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
	GPIO_InitStructure.GPIO_Pin = MODEM_DSR_PIN;
	GPIO_Init(MODEM_DSR_PORT, &GPIO_InitStructure);
	MODEM_DSR_HIGH;

	MODEM_DCD_HIGH;
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;
	GPIO_InitStructure.GPIO_Pin = MODEM_DCD_PIN;
	GPIO_Init(MODEM_DCD_PORT, &GPIO_InitStructure);
}
/**********************************************************************************
ModemInit
返回：0 初始化成功 非零-失败
***********************************************************************************/
int ModemInit(void)
{
	GPIO_InitTypeDef GPIO_InitStructure;
    //RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOB|RCC_APB2Periph_GPIOC, ENABLE);
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;

  GPIO_InitStructure.GPIO_Pin = MODEM_RESET_PIN;
  GPIO_Init(MODEM_RESET_PORT, &GPIO_InitStructure);

	GPIO_InitStructure.GPIO_Pin = MODEM_PWRKEY_PIN;
  GPIO_Init(MODEM_PWRKEY_PORT, &GPIO_InitStructure);
	ModemCtrlInit();


	MODEM_RESET_HIGH;
	MODEM_PWRKEY_HIGH;
	DelayTick(10);
	MODEM_RESET_LOW;
	DelayTick(50);
	return WaitModemIsOpened();
}
/**********************************************************************************
CSQ2Num
***********************************************************************************/
int CSQ2Num(char *str)
{
	int csq;
    csq=atoi(str);
	if(csq<0 || csq>99)return 99;
	else return csq;
}

/**********************************************************************************
ModemStrCmp
***********************************************************************************/
int ModemStrCmp(char *msg,char *str)
{
	char *p1=str;
	char *p2=msg;
	while(*p1!=0){
		if(*p1!=*p2)return 1;
		p1++;
		p2++;
	}
	return 0;	
}
/**********************************************************************************
ModemCheckRecv
if timeout return 0
else return r
***********************************************************************************/				  
int ModemWaitMsg(char *pMsgBuf,unsigned short MsgBufLen,int timeout)
{
	int r;
	timeout++;
	while(timeout){
		timeout--;
		r=MsgQueueAccept(&ModemMsgQueue,pMsgBuf, MsgBufLen);
		if(r)return r;
		else{
			if(timeout)DelayTick(1);
		}
	}
	return 0;
}
/**********************************************************************************
ModemWaitAckMsg
***********************************************************************************/
int ModemWaitAckMsg(char *pAck,char *pMsgBuf,unsigned short MsgBufLen,int timeout)
{
	int r;
	timeout++;
	while(timeout){
		timeout--;
		r=MsgQueueAccept(&ModemMsgQueue,pMsgBuf, MsgBufLen);
		if(r){
			if(0==ModemStrCmp(pMsgBuf,pAck))return r;
		}else{
			if(timeout)DelayTick(1);
		}
	}
	return 0;
}

/*
int ModemSendTcpData(unsigned char socket,unsigned char *pData,unsigned short len)
{
	int i;
	char buf[150];
	char tmp[5];
	unsigned char temp=0;
	int flag=0;
	sprintf(buf,"AT+ZIPSEND=%d,%d\r",socket,len);
	ModemSendAT(buf);
	//SlwTrace(INF,buf);SlwTrace(INF,"\n");
	ModemSendData(pData,len);
//	if(ModemWaitACKMsg("OK",1))flag=1;
#if 0	
	sprintf(buf,"[TCP]");
	for(i=0;i<len;i++){
		sprintf(tmp,"%02x,",pData[i]);
		strcat(buf,tmp);
	}	
	strcat(buf,"\r\n");
	printf(buf);
#endif			
	return flag;					
	
}*/

int ModemSendUdpData(unsigned char socket,unsigned char *pData,unsigned short len)
{
	int i;
	char buf[230];
	char tmp[5];
	unsigned char temp=0;
	int flag=0;
	sprintf(buf,"AT+ZIPSENDU=%d,%d\r",socket,len);
	ModemSendAT(buf);
	ModemSendData(pData,len);
#if 1	//DEBUG
	sprintf(buf,"[Send=%d]",len);
	if(len>70)len=70;
	//for(i=0;i<len;i++){
	//	sprintf(tmp,"%02x,",pData[i]);
	//	strcat(buf,tmp);
	//}	
	strcat(buf,"\r\n");

	SlwTrace(buf);
#endif			
	return flag;					
	
}

unsigned short StrToNum(char *str)
{
	unsigned short num;
	if(str[0]>0x2f && str[0]<0x3a){
		if(str[1]>0x2f && str[1]<0x3a){
			if(str[2]>0x2f && str[2]<0x3a){
				if(str[3]>0x2f && str[3]<0x3a){
					num=1000*(str[0]-0x30);
					num+=100*(str[1]-0x30);
					num+=10*(str[2]-0x30);
					num+=(str[3]-0x30);
				}else{
					num=100*(str[0]-0x30);
					num+=10*(str[1]-0x30);
					num+=(str[2]-0x30);
				}
			}else{
				num=10*(str[0]-0x30);
				num+=(str[1]-0x30);
			}
		}else{
			num= str[0]-0x30;
		}
	}else{
		num=0;
	}
	return num;
}
/**********************************************************************************
*ModemSetDTRLow
***********************************************************************************
void ModemSetDtrLow(void)
{
	GPIO_InitTypeDef GPIO_InitStructure;
    RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOB|RCC_APB2Periph_GPIOC, ENABLE);
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_10MHz;
    GPIO_InitStructure.GPIO_Pin = MODEM_DTR_PIN;
    GPIO_Init(MODEM_DTR_PORT, &GPIO_InitStructure);
	MODEM_DTR_LOW;
}*/
/**********************************************************************************
*ModemSetDTRInput
***********************************************************************************
void ModemSetDtrInput(void)
{
	GPIO_InitTypeDef GPIO_InitStructure;
    RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOB|RCC_APB2Periph_GPIOC, ENABLE);
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_10MHz;
    GPIO_InitStructure.GPIO_Pin = MODEM_DTR_PIN;
    GPIO_Init(MODEM_DTR_PORT, &GPIO_InitStructure);
}*/
/**********************************************************************************
*ModemSetRINGLow
***********************************************************************************
void ModemSetRingLow(void)
{
	GPIO_InitTypeDef GPIO_InitStructure;
    RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOB|RCC_APB2Periph_GPIOC, ENABLE);
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_10MHz;
    GPIO_InitStructure.GPIO_Pin = MODEM_RING_PIN;
    GPIO_Init(MODEM_RING_PORT, &GPIO_InitStructure);
	MODEM_RING_LOW;
}*/
/**********************************************************************************
*ModemSetRINGInput
***********************************************************************************
void ModemSetRingInput(void)
{
	GPIO_InitTypeDef GPIO_InitStructure;
    RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOB|RCC_APB2Periph_GPIOC, ENABLE);
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_10MHz;
    GPIO_InitStructure.GPIO_Pin = MODEM_RING_PIN;
    GPIO_Init(MODEM_RING_PORT, &GPIO_InitStructure);
}*/
/**********************************************************************************
*ModemSetDSRLow
***********************************************************************************
void ModemSetDsrLow(void)
{
	GPIO_InitTypeDef GPIO_InitStructure;
    //RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOB|RCC_APB2Periph_GPIOC, ENABLE);
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_10MHz;
    GPIO_InitStructure.GPIO_Pin = MODEM_DSR_PIN;
    GPIO_Init(MODEM_DSR_PORT, &GPIO_InitStructure);
	MODEM_DSR_LOW;
}*/

/**********************************************************************************
*ModemSetDSRInput
***********************************************************************************
void ModemSetDsrInput(void)
{
	GPIO_InitTypeDef GPIO_InitStructure;
    //RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOB|RCC_APB2Periph_GPIOC, ENABLE);
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;
    GPIO_InitStructure.GPIO_Speed = GPIO_Speed_10MHz;
    GPIO_InitStructure.GPIO_Pin = MODEM_DSR_PIN;
    GPIO_Init(MODEM_DSR_PORT, &GPIO_InitStructure);
}*/




/***********************************************************************************/