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[Arduino source code for KC868-A2]-05 RS485
#1
Code:
//A2
#define A2_RS485RX  35
#define A2_RS485TX  32
void setup() {
  Serial.begin(115200);
  Serial2.begin(115200,SERIAL_8N1,A2_RS485RX,A2_RS485TX);

   Serial2.println("RS485 SEND is OK!!");
   Serial2.println("******************");
 
}

void loop() {
  /*print the received data of RS485 port*/
  while(Serial2.available()>0)
   {
    Serial2.print((char)Serial2.read());//Read rs485 receive data  and print it
   }
  delay(200);
}


Attached Files
.zip   KC868-A2.zip (Size: 3.15 KB / Downloads: 164)
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