stm32f4+esp8266连接阿里云tcp失败

随便叫点啥 · 发表于 2019-8-28 15:39:09

void wifi_sta_client(void)
{
//u8 timex;
//u8 ipbuf[16]={"172.020.010.002"};
//u8 *p;
//u16 t=999;
//u8 constate=0;
//u16 rlen=0;
//u8 res=0;
while(atk_8266_send_cmd("AT","OK",20))//
{
atk_8266_quit_trans();//
atk_8266_send_cmd("AT+CIPMODE=0","OK",200);  //
delay_ms(800);
}
while(atk_8266_send_cmd("ATE0","OK",20));//
delay_ms(10);
atk_8266_at_response(1);//
atk_8266_send_cmd("AT+CWMODE=1","OK",50); //
//printf("1");
atk_8266_send_cmd("AT+RST","OK",20); //
//printf("2");
delay_ms(1000);       //
delay_ms(1000);
delay_ms(1000);
delay_ms(1000);
while(atk_8266_send_cmd("AT+CWJAP=\"iPhone\",\"19990402\"","WIFI GOT IP",500));//
//printf("3");
atk_8266_send_cmd("AT+CIPMUX=0","OK",20); //
//printf("4");
while(atk_8266_send_cmd("AT+CIPSTART=\"TCP\",\"a1ZMS0ZL3rA.iot-as-mqtt.cn-shanghai.aliyuncs.com\",1883","OK",1000))//这一步失败了，一直在循环
{
LED1=!LED1;
//ptintf(6);
}
atk_8266_send_cmd("AT+CIPMODE=1","OK",200);    //
//printf(7);
USART3_RX_STA=0;
//atk_8266_quit_trans();
atk_8266_send_cmd("AT+CIPSEND","OK",20);       //
}