#include "bsp_esp8266.h"
#include "common.h"
#include "stdio.h"
#include "string.h"
#include "stdbool.h"
#include "bsp_SysTick.h"
static void ESP8266_GPIO_Config ( void );
static void ESP8266_USART_Config ( void );
static void ESP8266_USART_NVIC_Configuration ( void );
struct STRUCT_USARTx_Fram strEsp8266_Fram_Record = { 0 };
/**
* @brief ESP8266³õʼ»¯º¯Êý
* @param ÎÞ
* @retval ÎÞ
*/
void ESP8266_Init ( void )
{
ESP8266_GPIO_Config ();
ESP8266_USART_Config ();
macESP8266_RST_HIGH_LEVEL();
macESP8266_CH_DISABLE();
}
/**
* @brief ³õʼ»¯ESP8266Óõ½µÄGPIOÒý½Å
* @param ÎÞ
* @retval ÎÞ
*/
static void ESP8266_GPIO_Config ( void )
{
/*¶¨ÒåÒ»¸öGPIO_InitTypeDefÀàÐ͵ĽṹÌå*/
GPIO_InitTypeDef GPIO_InitStructure;
/* ÅäÖà CH_PD Òý½Å*/
macESP8266_CH_PD_APBxClock_FUN ( macESP8266_CH_PD_CLK, ENABLE );
GPIO_InitStructure.GPIO_Pin = macESP8266_CH_PD_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init ( macESP8266_CH_PD_PORT, & GPIO_InitStructure );
/* ÅäÖà RST Òý½Å*/
macESP8266_RST_APBxClock_FUN ( macESP8266_RST_CLK, ENABLE );
GPIO_InitStructure.GPIO_Pin = macESP8266_RST_PIN;
GPIO_Init ( macESP8266_RST_PORT, & GPIO_InitStructure );
}
/**
* @brief ³õʼ»¯ESP8266Óõ½µÄ USART
* @param ÎÞ
* @retval ÎÞ
*/
static void ESP8266_USART_Config ( void )
{
GPIO_InitTypeDef GPIO_InitStructure;
USART_InitTypeDef USART_InitStructure;
/* config USART clock */
macESP8266_USART_APBxClock_FUN ( macESP8266_USART_CLK, ENABLE );
macESP8266_USART_GPIO_APBxClock_FUN ( macESP8266_USART_GPIO_CLK, ENABLE );
/* USART GPIO config */
/* Configure USART Tx as alternate function push-pull */
GPIO_InitStructure.GPIO_Pin = macESP8266_USART_TX_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(macESP8266_USART_TX_PORT, &GPIO_InitStructure);
/* Configure USART Rx as input floating */
GPIO_InitStructure.GPIO_Pin = macESP8266_USART_RX_PIN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
GPIO_Init(macESP8266_USART_RX_PORT, &GPIO_InitStructure);
/* USART1 mode config */
USART_InitStructure.USART_BaudRate = macESP8266_USART_BAUD_RATE;
USART_InitStructure.USART_WordLength = USART_WordLength_8b;
USART_InitStructure.USART_StopBits = USART_StopBits_1;
USART_InitStructure.USART_Parity = USART_Parity_No ;
USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;
USART_Init(macESP8266_USARTx, &USART_InitStructure);
/* ÖжÏÅäÖà */
USART_ITConfig ( macESP8266_USARTx, USART_IT_RXNE, ENABLE ); //ʹÄÜ´®¿Ú½ÓÊÕÖжÏ
USART_ITConfig ( macESP8266_USARTx, USART_IT_IDLE, ENABLE ); //ʹÄÜ´®¿Ú×ÜÏß¿ÕÏÐÖжÏ
ESP8266_USART_NVIC_Configuration ();
USART_Cmd(macESP8266_USARTx, ENABLE);
}
/**
* @brief ÅäÖà ESP8266 USART µÄ NVIC ÖжÏ
* @param ÎÞ
* @retval ÎÞ
*/
static void ESP8266_USART_NVIC_Configuration ( void )
{
NVIC_InitTypeDef NVIC_InitStructure;
/* Configure the NVIC Preemption Priority Bits */
NVIC_PriorityGroupConfig ( macNVIC_PriorityGroup_x );
/* Enable the USART2 Interrupt */
NVIC_InitStructure.NVIC_IRQChannel = macESP8266_USART_IRQ;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
}
/*
* º¯ÊýÃû£ºESP8266_Rst
* ÃèÊö £ºÖØÆôWF-ESP8266Ä£¿é
* ÊäÈë £ºÎÞ
* ·µ»Ø : ÎÞ
* µ÷Óà £º±» ESP8266_AT_Test µ÷ÓÃ
*/
void ESP8266_Rst ( void )
{
#if 0
ESP8266_Cmd ( "AT+RST", "OK", "ready", 2500 );
#else
macESP8266_RST_LOW_LEVEL();
Delay_ms ( 500 );
macESP8266_RST_HIGH_LEVEL();
#endif
}
/*
* º¯ÊýÃû£ºESP8266_Cmd
* ÃèÊö £º¶ÔWF-ESP8266Ä£¿é·¢ËÍATÖ¸Áî
* ÊäÈë £ºcmd£¬´ý·¢Ë͵ÄÖ¸Áî
* reply1£¬reply2£¬ÆÚ´ýµÄÏìÓ¦£¬ÎªNULL±í²»ÐèÏìÓ¦£¬Á½ÕßΪ»òÂß¼¹Øϵ
* waittime£¬µÈ´ýÏìÓ¦µÄʱ¼ä
* ·µ»Ø : 1£¬Ö¸Áî·¢Ëͳɹ¦
* 0£¬Ö¸Áî·¢ËÍʧ°Ü
* µ÷Óà £º±»Íⲿµ÷ÓÃ
*/
bool ESP8266_Cmd ( char * cmd, char * reply1, char * reply2, u32 waittime )
{
strEsp8266_Fram_Record .InfBit .FramLength = 0; //´ÓпªÊ¼½ÓÊÕеÄÊý¾Ý°ü
macESP8266_Usart ( "%s\r\n", cmd );
if ( ( reply1 == 0 ) && ( reply2 == 0 ) ) //²»ÐèÒª½ÓÊÕÊý¾Ý
return true;
Delay_ms ( waittime ); //ÑÓʱ
strEsp8266_Fram_Record .Data_RX_BUF [ strEsp8266_Fram_Record .InfBit .FramLength ] = '\0';
macPC_Usart ( "%s", strEsp8266_Fram_Record .Data_RX_BUF );
if ( ( reply1 != 0 ) && ( reply2 != 0 ) )
return ( ( bool ) strstr ( strEsp8266_Fram_Record .Data_RX_BUF, reply1 ) ||
( bool ) strstr ( strEsp8266_Fram_Record .Data_RX_BUF, reply2 ) );
else if ( reply1 != 0 )
return ( ( bool ) strstr ( strEsp8266_Fram_Record .Data_RX_BUF, reply1 ) );
else
return ( ( bool ) strstr ( strEsp8266_Fram_Record .Data_RX_BUF, reply2 ) );
}
/*
* º¯ÊýÃû£ºESP8266_AT_Test
* ÃèÊö £º¶ÔWF-ESP8266Ä£¿é½øÐÐAT²âÊÔÆô¶¯
* ÊäÈë £ºÎÞ
* ·µ»Ø : ÎÞ
* µ÷Óà £º±»Íⲿµ÷ÓÃ
*/
//void ESP8266_AT_Test ( void )
//{
// macESP8266_RST_HIGH_LEVEL();
//
// Delay_ms ( 1000 );
//
// while ( ! ESP8266_Cmd ( "AT", "OK", NULL, 500 ) ) ESP8266_Rst ();
//}
void ESP8266_AT_Test ( void )
{
char count=0;
macESP8266_RST_HIGH_LEVEL();
Delay_ms ( 1000 );
while ( count < 10 )
{
if( ESP8266_Cmd ( "AT", "OK", NULL, 500 ) ) return;
ESP8266_Rst();
++ count;
}
}
/*
* º¯ÊýÃû£ºESP8266_Net_Mode_Choose
* ÃèÊö £ºÑ¡ÔñWF-ESP8266Ä£¿éµÄ¹¤×÷ģʽ
* ÊäÈë £ºenumMode£¬¹¤×÷ģʽ
* ·µ»Ø : 1£¬Ñ¡Ôñ³É¹¦
* 0£¬Ñ¡Ôñʧ°Ü
* µ÷Óà £º±»Íⲿµ÷ÓÃ
*/
bool ESP8266_Net_Mode_Choose ( ENUM_Net_ModeTypeDef enumMode )
{
switch ( enumMode )
{
case STA:
return ESP8266_Cmd ( "AT+CWMODE=1", "OK", "no change", 2500 );
case AP:
return ESP8266_Cmd ( "AT+CWMODE=2", "OK", "no change", 2500 );
case STA_AP:
return ESP8266_Cmd ( "AT+CWMODE=3", "OK", "no change", 2500 );
default:
return false;
}
}
/*
* º¯ÊýÃû£ºESP8266_JoinAP
* ÃèÊö £ºWF-ESP8266Ä£¿éÁ¬½ÓÍⲿWiFi
* ÊäÈë £ºpSSID£¬WiFiÃû³Æ×Ö·û´®
* £ºpPassWord£¬WiFiÃÜÂë×Ö·û´®
* ·µ»Ø : 1£¬Á¬½Ó³É¹¦
* 0£¬Á¬½Óʧ°Ü
* µ÷Óà £º±»Íⲿµ÷ÓÃ
*/
bool ESP8266_JoinAP ( char * pSSID, char * pPassWord )
{
char cCmd [120];
sprintf ( cCmd, "AT+CWJAP=\"%s\",\"%s\"", pSSID, pPassWord );
return ESP8266_Cmd ( cCmd, "OK", NULL, 5000 );
}
/*
* º¯ÊýÃû£ºESP8266_BuildAP
* ÃèÊö £ºWF-ESP8266Ä£¿é´´½¨WiFiÈȵã
* ÊäÈë £ºpSSID£¬WiFiÃû³Æ×Ö·û´®
* £ºpPassWord£¬WiFiÃÜÂë×Ö·û´®
* £ºenunPsdMode£¬WiFi¼ÓÃÜ·½Ê½´úºÅ×Ö·û´®
* ·µ»Ø : 1£¬´´½¨³É¹¦
* 0£¬´´½¨Ê§°Ü
* µ÷Óà £º±»Íⲿµ÷ÓÃ
*/
bool ESP8266_BuildAP ( char * pSSID, char * pPassWord, ENUM_AP_PsdMode_TypeDef enunPsdMode )
{
char cCmd [120];
sprintf ( cCmd, "AT+CWSAP=\"%s\",\"%s\",1,%d", pSSID, pPassWord, enunPsdMode );
return ESP8266_Cmd ( cCmd, "OK", 0, 1000 );
}
/*
* º¯ÊýÃû£ºESP8266_Enable_MultipleId
* ÃèÊö £ºWF-ESP8266Ä£¿éÆô¶¯¶àÁ¬½Ó
* ÊäÈë £ºenumEnUnvarnishTx£¬ÅäÖÃÊÇ·ñ¶àÁ¬½Ó
* ·µ»Ø : 1£¬ÅäÖóɹ¦
* 0£¬ÅäÖÃʧ°Ü
* µ÷Óà £º±»Íⲿµ÷ÓÃ
*/
bool ESP8266_Enable_MultipleId ( FunctionalState enumEnUnvarnishTx )
{
char cStr [20];
sprintf ( cStr, "AT+CIPMUX=%d", ( enumEnUnvarnishTx ? 1 : 0 ) );
return ESP8266_Cmd ( cStr, "OK", 0, 500 );
}
/*
* º¯ÊýÃû£ºESP8266_Link_Server
* ÃèÊö £ºWF-ESP8266Ä£¿éÁ¬½ÓÍⲿ·þÎñÆ÷
* ÊäÈë £ºenumE£¬ÍøÂçÐÒé
* £ºip£¬·þÎñÆ÷IP×Ö·û´®
* £ºComNum£¬·þÎñÆ÷¶Ë¿Ú×Ö·û´®
* £ºid£¬Ä£¿éÁ¬½Ó·þÎñÆ÷µÄID
* ·µ»Ø : 1£¬Á¬½Ó³É¹¦
* 0£¬Á¬½Óʧ°Ü
* µ÷Óà £º±»Íⲿµ÷ÓÃ
*/
bool ESP8266_Link_Server ( ENUM_NetPro_TypeDef enumE, char * ip, char * ComNum, ENUM_ID_NO_TypeDef id)
{
char cStr [100] = { 0 }, cCmd [120];
switch ( enumE )
{
case enumTCP:
sprintf ( cStr, "\"%s\",\"%s\",%s", "TCP", ip, ComNum );
break;
case enumUDP:
sprintf ( cStr, "\"%s\",\"%s\",%s", "UDP", ip, ComNum );
break;
default:
break;
}
if ( id < 5 )
sprintf ( cCmd, "AT+CIPSTART=%d,%s", id, cStr);
else
sprintf ( cCmd, "AT+CIPSTART=%s", cStr );
return ESP8266_Cmd ( cCmd, "OK", "ALREAY CONNECT", 4000 );
}
/*
* º¯ÊýÃû£ºESP8266_StartOrShutServer
* ÃèÊö £ºWF-ESP8266Ä£¿é¿ªÆô»ò¹Ø±Õ·þÎñÆ÷ģʽ
* ÊäÈë £ºenumMode£¬¿ªÆô/¹Ø±Õ
* £ºpPortNum£¬·þÎñÆ÷¶Ë¿ÚºÅ×Ö·û´®
* £ºpTimeOver£¬·þÎñÆ÷³¬Ê±Ê±¼ä×Ö·û´®£¬µ¥Î»£ºÃë
* ·µ»Ø : 1£¬²Ù×÷³É¹¦
* 0£¬²Ù×÷ʧ°Ü
* µ÷Óà £º±»Íⲿµ÷ÓÃ
*/
bool ESP8266_StartOrShutServer ( FunctionalState enumMode, char * pPortNum, char * pTimeOver )
{
char cCmd1 [120], cCmd2 [120];
if ( enumMode )
{
sprintf ( cCmd1, "AT+CIPSERVER=%d,%s", 1, pPortNum );
sprintf ( cCmd2, "AT+CIPSTO=%s", pTimeOver );
return ( ESP8266_Cmd ( cCmd1, "OK", 0, 500 ) &&
ESP8266_Cmd ( cCmd2, "OK", 0, 500 ) );
}
else
{
sprintf ( cCmd1, "AT+CIPSERVER=%d,%s", 0, pPortNum );
return ESP8266_Cmd ( cCmd1, "OK", 0, 500 );
}
}
/*
* º¯ÊýÃû£ºESP8266_Get_LinkStatus
* ÃèÊö £º»ñÈ¡ WF-ESP8266 µÄÁ¬½Ó״̬£¬½ÏÊʺϵ¥¶Ë¿ÚʱʹÓÃ
* ÊäÈë £ºÎÞ
* ·µ»Ø : 2£¬»ñµÃip
* 3£¬½¨Á¢Á¬½Ó
* 3£¬Ê§È¥Á¬½Ó
* 0£¬»ñȡ״̬ʧ°Ü
* µ÷Óà £º±»Íⲿµ÷ÓÃ
*/
uint8_t ESP8266_Get_LinkStatus ( void )
{
if ( ESP8266_Cmd ( "AT+CIPSTATUS", "OK", 0, 500 ) )
{
if ( strstr ( strEsp8266_Fram_Record .Data_RX_BUF, "STATUS:2\r\n" ) )
return 2;
else if ( strstr ( strEsp8266_Fram_Record .Data_RX_BUF, "STATUS:3\r\n" ) )
return 3;
else if ( strstr ( strEsp8266_Fram_Record .Data_RX_BUF, "STATUS:4\r\n" ) )
return 4;
}
return 0;
}
/*
* º¯ÊýÃû£ºESP8266_Get_IdLinkStatus
* ÃèÊö £º»ñÈ¡ WF-ESP8266 µÄ¶Ë¿Ú£¨Id£©Á¬½Ó״̬£¬½ÏÊʺ϶à¶Ë¿ÚʱʹÓÃ
* ÊäÈë £ºÎÞ
* ·µ»Ø : ¶Ë¿Ú£¨Id£©µÄÁ¬½Ó״̬£¬µÍ5λΪÓÐЧ룬·Ö±ð¶ÔÓ¦Id5~0£¬Ä³Î»ÈôÖÃ1±í¸ÃId½¨Á¢ÁËÁ¬½Ó£¬Èô±»Çå0±í¸ÃId佨Á¢Á¬½Ó
* µ÷Óà £º±»Íⲿµ÷ÓÃ
*/
uint8_t ESP8266_Get_IdLinkStatus ( void )
{
uint8_t ucIdLinkStatus = 0x00;
if ( ESP8266_Cmd ( "AT+CIPSTATUS", "OK", 0, 500 ) )
{
if ( strstr ( strEsp8266_Fram_Record .Data_RX_BUF, "+CIPSTATUS:0," ) )
ucIdLinkStatus |= 0x01;
else
ucIdLinkStatus &= ~ 0x01;
if ( strstr ( strEsp8266_Fram_Record .Data_RX_BUF, "+CIPSTATUS:1," ) )
ucIdLinkStatus |= 0x02;
else
ucIdLinkStatus &= ~ 0x02;
if ( strstr ( strEsp8266_Fram_Record .Data_RX_BUF, "+CIPSTATUS:2," ) )
ucIdLinkStatus |= 0x04;
else
ucIdLinkStatus &= ~ 0x04;
if ( strstr ( strEsp8266_Fram_Record .Data_RX_BUF, "+CIPSTATUS:3," ) )
ucIdLinkStatus |= 0x08;
else
ucIdLinkStatus &= ~ 0x08;
if ( strstr ( strEsp8266_Fram_Record .Data_RX_BUF, "+CIPSTATUS:4," ) )
ucIdLinkStatus |= 0x10;
else
ucIdLinkStatus &= ~ 0x10;
}
return ucIdLinkStatus;
}
/*
* º¯ÊýÃû£ºESP8266_Inquire_ApIp
* ÃèÊö £º»ñÈ¡ F-ESP8266 µÄ AP IP
* ÊäÈë £ºpApIp£¬´æ·Å AP IP µÄÊý×éµÄÊ×µØÖ·
* ucArrayLength£¬´æ·Å AP IP µÄÊý×éµÄ³¤¶È
* ·µ»Ø : 0£¬»ñȡʧ°Ü
* 1£¬»ñÈ¡³É¹¦
* µ÷Óà £º±»Íⲿµ÷ÓÃ
*/
uint8_t ESP8266_Inquire_ApIp ( char * pApIp, uint8_t ucArrayLength )
{
char uc;
char * pCh;
ESP8266_Cmd ( "AT+CIFSR", "OK", 0, 500 );
pCh = strstr ( strEsp8266_Fram_Record .Data_RX_BUF, "APIP,\"" );
if ( pCh )
pCh += 6;
else
return 0;
for ( uc = 0; uc < ucArrayLength; uc ++ )
{
pApIp [ uc ] = * ( pCh + uc);
if ( pApIp [ uc ] == '\"' )
{
pApIp [ uc ] = '\0';
break;
}
}
return 1;
}
/*
* º¯ÊýÃû£ºESP8266_UnvarnishSend
* ÃèÊö £ºÅäÖÃWF-ESP8266Ä£¿é½øÈë͸´«·¢ËÍ
* ÊäÈë £ºÎÞ
* ·µ»Ø : 1£¬ÅäÖóɹ¦
* 0£¬ÅäÖÃʧ°Ü
* µ÷Óà £º±»Íⲿµ÷ÓÃ
*/
bool ESP8266_UnvarnishSend ( void )
{
if ( ! ESP8266_Cmd ( "AT+CIPMODE=1", "OK", 0, 500 ) )
return false;
return
ESP8266_Cmd ( "AT+CIPSEND", "OK", ">", 500 );
}
/*
* º¯ÊýÃû£ºESP8266_ExitUnvarnishSend
* ÃèÊö £ºÅäÖÃWF-ESP8266Ä£¿éÍ˳ö͸´«Ä£Ê½
* ÊäÈë £ºÎÞ
* ·µ»Ø : ÎÞ
* µ÷Óà £º±»Íⲿµ÷ÓÃ
*/
void ESP8266_ExitUnvarnishSend ( void )
{
Delay_ms ( 1000 );
macESP8266_Usart ( "+++" );
Delay_ms ( 500 );
}
/*
* º¯ÊýÃû£ºESP8266_SendString
* ÃèÊö £ºWF-ESP8266Ä£¿é·¢ËÍ×Ö·û´®
* ÊäÈë £ºenumEnUnvarnishTx£¬ÉùÃ÷ÊÇ·ñÒÑʹÄÜÁË͸´«Ä£Ê½
* £ºpStr£¬Òª·¢Ë͵Ä×Ö·û´®
* £ºulStrLength£¬Òª·¢Ë͵Ä×Ö·û´®µÄ×Ö½ÚÊý
* £ºucId£¬ÄĸöID·¢Ë͵Ä×Ö·û´®
* ·µ»Ø : 1£¬·¢Ëͳɹ¦
* 0£¬·¢ËÍʧ°Ü
* µ÷Óà £º±»Íⲿµ÷ÓÃ
*/
bool ESP8266_SendString ( FunctionalState enumEnUnvarnishTx, char * pStr, u32 ulStrLength, ENUM_ID_NO_TypeDef ucId )
{
char cStr [20];
bool bRet = false;
if ( enumEnUnvarnishTx )
{
macESP8266_Usart ( "%s", pStr );
bRet = true;
}
else
{
if ( ucId < 5 )
sprintf ( cStr, "AT+CIPSEND=%d,%d", ucId, ulStrLength + 2 );
else
sprintf ( cStr, "AT+CIPSEND=%d", ulStrLength + 2 );
ESP8266_Cmd ( cStr, "> ", 0, 1000 );
bRet = ESP8266_Cmd ( pStr, "SEND OK", 0, 1000 );
}
return bRet;
}
/*
* º¯ÊýÃû£ºESP8266_ReceiveString
* ÃèÊö £ºWF-ESP8266Ä£¿é½ÓÊÕ×Ö·û´®
* ÊäÈë £ºenumEnUnvarnishTx£¬ÉùÃ÷ÊÇ·ñÒÑʹÄÜÁË͸´«Ä£Ê½
* ·µ»Ø : ½ÓÊÕµ½µÄ×Ö·û´®Ê×µØÖ·
* µ÷Óà £º±»Íⲿµ÷ÓÃ
*/
char * ESP8266_ReceiveString ( FunctionalState enumEnUnvarnishTx )
{
char * pRecStr = 0;
strEsp8266_Fram_Record .InfBit .FramLength = 0;
strEsp8266_Fram_Record .InfBit .FramFinishFlag = 0;
while ( ! strEsp8266_Fram_Record .InfBit .FramFinishFlag );
strEsp8266_Fram_Record .Data_RX_BUF [ strEsp8266_Fram_Record .InfBit .FramLength ] = '\0';
if ( enumEnUnvarnishTx )
pRecStr = strEsp8266_Fram_Record .Data_RX_BUF;
else
{
if ( strstr ( strEsp8266_Fram_Record .Data_RX_BUF, "+IPD" ) )
pRecStr = strEsp8266_Fram_Record .Data_RX_BUF;
}
return pRecStr;
}
对每一行加上注释
广播录制节目技术探讨了在为加爱特利普广播平台录制节目时遇到的技术挑战，特别是涉及如何选择合适的系统以及应对突发状况的方法。
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