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OBD-BRIDGE.ino
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OBD-BRIDGE.ino
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#include <ESP8266WiFi.h>
const char* ssid = "WiFi_OBDII";
const char* password = "your-password";
//IP Adress of your ELM327 Dongle
IPAddress server(192, 168, 0, 10);
boolean last_in = false;
WiFiClient client;
void setup() {
Serial.begin(115200);
delay(10);
// Connecting to ELM327 WiFi
Serial.print("Connecting to ");
Serial.println(ssid);
WiFi.mode(WIFI_STA);
WiFi.begin(ssid);
// WiFi.begin(ssid, password); //Use this line if your ELM327 has a password protected WiFi
while (WiFi.status() != WL_CONNECTED) {
delay(500);
Serial.print(".");
}
Serial.println("");
Serial.println("Connected to Wifi");
Serial.println("IP address: ");
Serial.println(WiFi.localIP());
if (client.connect(server, 35000)) {
Serial.println("connected");
Serial.println("<ATZ");
// Make a Request
client.println("ATZ");
}
else {
Serial.println("connection failed");
ESP.reset();
}
}
void loop() {
if (!client.connected()) {
Serial.println("CLIENT DISCONNECTED - RESET!");
client.stop();
ESP.reset();
}
// if there are incoming bytes available
// from the server, read them and print them:
if (client.available()) {
if (!last_in) {
Serial.println("");
Serial.print(">");
last_in = true;
}
char c = client.read();
/*Serial.print(" 0x");
Serial.print(c, HEX);*/
Serial.print(c);
}
// as long as there are bytes in the serial queue,
// read them and send them out the socket if it's open:
while (Serial.available() > 0) {
if (last_in) {
Serial.println("");
Serial.print("<< ");
last_in = false;
}
char inChar = Serial.read();
if (client.connected()) {
client.print(inChar);
}
}
}