Hi all,
I have some weird issue with my new project (WiFi car with camera controlled via Blynk).
I uploaded a code to control the car, and it worked perfect. But when I tried to add the servo code, to control the camera angle, it keeps connect and disconnect to blynk-cloud.com:80.
- I tried another WiFi (I connected my phone)
- restart the router
- update arduino IDE
- update blynk libraries
- update servo library
- change the order of the code
- change the V pins and the digital pins
But nothing worked. Only when I’m deleting the servo code, it works.
It looks like I’m overloading the Blynk server and it kicks me out but I don’t know why…
Any idea?
#define BLYNK_PRINT Serial
#include <Servo.h>
#include <ESP8266WiFi.h>
#include <BlynkSimpleEsp8266.h>
// You should get Auth Token in the Blynk App.
// Go to the Project Settings (nut icon).
char auth[] = "token";
// Your WiFi credentials.
// Set password to "" for open networks.
char ssid[] = "ssid";
char pass[] = "pass";
int PWMA=5;//Right side
int PWMB=4;//Left side
int DA=0;//Right reverse
int DB=2;//Left reverse
Servo servo1;
Servo servo2;
//Servo code
BLYNK_WRITE(V3){
servo1.write(param.asInt());
}
BLYNK_WRITE(V4){
servo2.write(param.asInt());
}
// Handling Joystick data
BLYNK_WRITE(V1){
int x = param[0].asInt();
int y = param[1].asInt();
if(x==-1 && y==-1){ //BackWard and Left
digitalWrite(PWMA, LOW);
digitalWrite(DA, LOW);
digitalWrite(PWMB, HIGH);
digitalWrite(DB, HIGH);
}else if(x==-1 && y==0){ //Left Turn
digitalWrite(PWMA, 450);
digitalWrite(DA, HIGH);
digitalWrite(PWMB, 450);
digitalWrite(DB, LOW);
}else if(x==-1 && y==1){ //Forward and Left
digitalWrite(PWMA, LOW);
digitalWrite(DA, LOW);
digitalWrite(PWMB, HIGH);
digitalWrite(DB, LOW);
}else if(x==0 && y==-1){ //BackWard
digitalWrite(PWMA, HIGH);
digitalWrite(DA, HIGH);
digitalWrite(PWMB, HIGH);
digitalWrite(DB, HIGH);
}else if(x==0 && y==0){ //Stay
digitalWrite(PWMA, LOW);
digitalWrite(DA, LOW);
digitalWrite(PWMB, LOW);
digitalWrite(DB, LOW);
}else if(x==0 && y==1){ //Forward
digitalWrite(PWMA, HIGH);
digitalWrite(DA, LOW);
digitalWrite(PWMB, HIGH);
digitalWrite(DB, LOW);
}else if(x==1 && y==-1){ //Backward and Right
digitalWrite(PWMA, HIGH);
digitalWrite(DA, HIGH);
digitalWrite(PWMB, LOW);
digitalWrite(DB, LOW);
}else if(x==1 && y==0){ //Right turn
digitalWrite(PWMA, 450);
digitalWrite(DA, LOW);
digitalWrite(PWMB, 450);
digitalWrite(DB, HIGH);
}else if(x==1 && y==1){ //Forward and Right
digitalWrite(PWMA, HIGH);
digitalWrite(DA, LOW);
}
}
void setup(){
// Debug console
Serial.begin(9600);
Blynk.begin(auth, ssid, pass);
pinMode(PWMA, OUTPUT);
pinMode(PWMB, OUTPUT);
pinMode(DA, OUTPUT);
pinMode(DB, OUTPUT);
servo1.attach(6);
servo2.attach(7);
}
void loop(){
Blynk.run();
}