#ifndef ESP32OBJ_H //避免重复定义.WIFI配网连接对象.需要指定LED指示灯IO地址和配网按键IO地址.如果不指定,则使用ESP8266默认IO地址.
#define ESP32OBJ_H
#include <WiFi.h>//ESP32
/*WiFi.status()//WIFI模块状态值含义:
0： WL_IDLE_STATUS – 返回值为0说明正在尝试连接
1： WL_NO_SSID_AVAIL – 返回值为1说明没有找到设定的SSID的网络
2： WL_SCAN_COMPLETED – 返回值为2说明网络扫描完毕
3： WL_CONNECTED – 返回值为3说明连接成功成功
4： WL_CONNECT_FAILED – 返回值为4说明连接失败
5： WL_CONNECTION_LOST – 返回值为5说明连接丢失
6： WL_DISCONNECTED – 返回值为6说明未连接
*/
class ESP32OBJ{//ESP32板载资源连接对象(可以使用安信可公众号进行WIFI配网).
private:
uint8_t led=2;//LED--D2(GPIO2)
uint8_t key=0;//KEY--D0(GPIO0)
protected:
//analogRead();此函数可以读取引脚模拟量。
public:
ESP32OBJ(void){;}
ESP32OBJ(uint8_t _led_io,uint8_t _key_io){
led=_led_io;//指定LED引脚IO地址.
key=_key_io;//指定按键引脚IO地址.
}
void begin(void){
pinMode(led, OUTPUT); //设置内置LED引脚为输出模式以便控制LED
pinMode(key, INPUT); //设置内置LED引脚为输出模式以便控制LED
//自动连接,失败则进入WIFI配网模式.
if(autoConfig()!=0){smartConfig();}
}
char begin(char *Ssid,char *PassWord){
//使用指定WIFI名和密码进行连接.
char Index=60;//设定连接等待时间30秒.
char getKeyindex;
pinMode(led, OUTPUT); //设置内置LED引脚为输出模式以便控制LED
pinMode(key, INPUT); //设置内置LED引脚为输出模式以便控制LED
WiFi.mode(WIFI_STA);
WiFi.begin(Ssid,PassWord);
Serial.print("\r\n连接WIFI...");
while(WiFi.status()!=WL_CONNECTED && Index!=0){
Serial.print(".");Index--;
digitalWrite(led,not digitalRead(led));//LED慢速闪烁表示正在连接WIFI.
for(getKeyindex=0;getKeyindex<50;getKeyindex++){//有按键按下则退出。
delayMicroseconds(10000);if(digitalRead(key)==0){delayMicroseconds(1000);if(digitalRead(key)==0){lightOff();return 1;}}
}
}
if(Index!=0){
Serial.println("成功!");
Serial.print("\r\n本机IP地址:");Serial.print(WiFi.localIP());Serial.print("\t\t路由器IP地址:");Serial.println( WiFi.gatewayIP());
digitalWrite(led,1);//LED常亮表示WIFI连接成功.
return 0;
}else{
digitalWrite(led,0);//连接失败LED熄灭.
Serial.println("失败!");
return 1;
}
}
String getSSID(){
return WiFi.SSID().c_str();
}
String getIP(){
uint8_t IpData[4];String TemStr="";
uint8_t index;
for(index=0;index<4;index++){
IpData[index]=WiFi.localIP()[index];
if(IpData[index]>100){TemStr=TemStr+(char)(IpData[index]/100+48);IpData[index]=IpData[index]%100;}
if(IpData[index]>10){TemStr=TemStr+(char)(IpData[index]/10+48);IpData[index]=IpData[index]%10;}
TemStr=TemStr+(char)(IpData[index]+48);
if(index<3){TemStr=TemStr+".";}
}
return TemStr;
}
char autoConfig(void){
//自动连接WiFi.
char getKeyindex;
int i=20;
WiFi.mode(WIFI_STA);
WiFi.begin();
pinMode(led, OUTPUT); //设置内置LED引脚为输出模式以便控制LED
pinMode(key, INPUT); //设置内置LED引脚为输出模式以便控制LED
Serial.print("\r\n自动连接WIFI...");
while (i>0 && WiFi.status() != WL_CONNECTED)//
{
i--;
Serial.print(".");
digitalWrite(led,not digitalRead(led));//LED慢速闪烁表示正在连接WIFI.
for(getKeyindex=0;getKeyindex<50;getKeyindex++){//有按键按下则退出。
delayMicroseconds(10000);if(digitalRead(key)==0){delayMicroseconds(1000);if(digitalRead(key)==0){lightOff();return 1;}}
}
}
if (WiFi.status() == WL_CONNECTED)
{
Serial.print("成功!");
Serial.printf("\r\nSSID:%s localIP:%u.%u.%u.%u routeIP:%u.%u.%u.%u",WiFi.SSID().c_str(),WiFi.localIP()&0x000000FF,(WiFi.localIP()>>8)&0x0000FF,(WiFi.localIP()>>16)&0x00FF,WiFi.localIP()>>24,WiFi.gatewayIP()&0x000000FF,(WiFi.gatewayIP()>>8)&0x0000FF,(WiFi.gatewayIP()>>16)&0x00FF,WiFi.gatewayIP()>>24);
lightOn(); //灯亮表示连接成功。
return 0;//返回0表示连接成功.
}else{
Serial.println("失败!" );
lightOff(); //灯灭表示连接失败。
return 1;//返回1表示连接失败.
}
}
void smartConfig(){
char getKeyindex;
int WaitIndex=0;long SmartlastMs;
//如果WIFI模块未连接,则连接WIFI,并等待连接结束.
if(WiFi.status() == WL_DISCONNECTED){
Serial.print("准备...");
WiFi.mode(WIFI_STA);
WiFi.begin();
for(WaitIndex=60;WaitIndex>0;WaitIndex--){
if(WiFi.status() != WL_DISCONNECTED){break;}
Serial.print(".");
for(getKeyindex=0;getKeyindex<50;getKeyindex++){//有按键按下则退出。
delayMicroseconds(10000);if(digitalRead(key)==0){delayMicroseconds(1000);if(digitalRead(key)==0){lightOff();return;}}
}
}
}
pinMode(led, OUTPUT); //设置内置LED引脚为输出模式以便控制LED
pinMode(key, INPUT);
WiFi.mode(WIFI_STA);
Serial.println("\r\n微信WIFI配网(关注\"安信可科技\"微信公众号-->应用开发--->微信配网):");
WiFi.beginSmartConfig();
SmartlastMs=millis();
WaitIndex=0;
while (1)
{
Serial.print(".");if(WaitIndex++>50){WaitIndex=0;Serial.println("");}
for(getKeyindex=0;getKeyindex<25;getKeyindex++){//有按键按下则退出。
delayMicroseconds(10000);if(digitalRead(key)==0){delayMicroseconds(1000);if(digitalRead(key)==0){lightOff();return;}}
}
digitalWrite(led,not digitalRead(led));
if (WiFi.smartConfigDone())
{
Serial.println("\r\n配网成功!");
Serial.printf("SSID:%s\r\n", WiFi.SSID().c_str());
Serial.printf("PSW:%s\r\n", WiFi.psk().c_str());
Serial.print("\r\n连接WIFI...");
//WiFiMultiObj.addAP(WiFi.SSID().c_str(),WiFi.psk().c_str());WiFiMultiObj.run();
//等待WIFI连接.
for(WaitIndex=60;WaitIndex>0;WaitIndex--){
if(WiFi.status() == WL_CONNECTED){break;}
Serial.print(".");
for(getKeyindex=0;getKeyindex<50;getKeyindex++){//有按键按下则退出。
delayMicroseconds(10000);if(digitalRead(key)==0){delayMicroseconds(1000);if(digitalRead(key)==0){lightOff();return;}}
}
}
if(WiFi.status() == WL_CONNECTED){
Serial.println("成功!");
lightOn();
}else{
Serial.println("失败!");
lightOff();
}
break;
}
if (millis() - SmartlastMs >= 60000)
{
//60秒内配网不成功,则退出.
Serial.println("\r\n配网超时!");
lightOff();
break;
}
}
WiFi.beginSmartConfig();//退出smartConfig.必须加上此句,否则二次使用smartConfig会不正常.
}//微信配网.
void lightOff(void){lightOff(led);}//熄灭LED.
void lightOff(uint8_t LED_IO_NUM){pinMode(LED_IO_NUM, OUTPUT);digitalWrite(LED_IO_NUM,0);}
void lightOn(void){lightOn(led);}//点亮LED.
void lightOn(uint8_t LED_IO_NUM){pinMode(LED_IO_NUM, OUTPUT);digitalWrite(LED_IO_NUM,1);}
void twinkle(void){twinkle(1);}
void twinkle(uint8_t Repeat){twinkle(Repeat,5);}
void twinkle(uint8_t Repeat,uint8_t Mode){twinkle(Repeat,Mode,led);}
void twinkle(uint8_t Repeat,uint8_t Mode,uint8_t LED_IO_NUM){uint8_t Index;if(Mode>10){Mode=10;}Mode=10-Mode;pinMode(LED_IO_NUM, OUTPUT);for(;Repeat>0;Repeat--){digitalWrite(LED_IO_NUM,1);for(Index=0;Index<=Mode*10;Index++){delayMicroseconds(10000);if(digitalRead(key)==0){delayMicroseconds(1000);if(digitalRead(key)==0){lightOff();return;}}}digitalWrite(LED_IO_NUM,0);for(Index=0;Index<=Mode*10;Index++){delayMicroseconds(10000);if(digitalRead(key)==0){delayMicroseconds(1000);if(digitalR
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