Falgsc-al: Created page with " //#include //const int SSERIAL_RX_PIN = 10; //Soft Serial Receive pin //const int SSERIAL_TX_PIN = 11; //Soft Serial Transmit..."

2020-11-16T17:44:58Z

Created page with "<syntaxhighlight lang="C++"> //#include <SoftwareSerial.h> //const int SSERIAL_RX_PIN = 10; //Soft Serial Receive pin //const int SSERIAL_TX_PIN = 11; //Soft Serial Transmit..."

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<syntaxhighlight lang="C++">
//#include <SoftwareSerial.h>
//const int SSERIAL_RX_PIN = 10; //Soft Serial Receive pin
//const int SSERIAL_TX_PIN = 11; //Soft Serial Transmit pin

// Create Soft Serial Port object and define pins to use
//SoftwareSerial RS485Serial(SSERIAL_RX_PIN, SSERIAL_TX_PIN); // RX, TX

int byteReceived;
//===============================================================================
// Initialization
//===============================================================================
void setup()
{
Serial.begin(115200); // Start the built-in serial port
Serial.println("Master Device");
Serial.println("Type in upper window, press ENTER");

Serial1.begin(115200); // Start the RS485 soft serial port
}
//===============================================================================
// Main
//===============================================================================
void loop()
{
if (Serial.available()) // A char(byte) has been entered in the Serial Monitor
{
byteReceived = Serial.read(); // Read the byte
Serial1.write(byteReceived); // Send byte to Remote Arduino
}

if (Serial1.available()) //Data from the Slave is available
{
byteReceived = Serial1.read(); // Read received byte
//coomented for diagnostics
//Serial.write(byteReceived); // Show on Serial Monitor
Serial.print(micros());
Serial.print(' ');
Serial.println(byteReceived,HEX);
}
}
</syntaxhighlight>

RS485 Master Example - Revision history

Falgsc-al: Created page with " //#include //const int SSERIAL_RX_PIN = 10; //Soft Serial Receive pin //const int SSERIAL_TX_PIN = 11; //Soft Serial Transmit..."