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- Project: RS485 Communication
- Source Code compiled for: ESP32 DevKit V1
- Source Code created on: 2024-05-17 07:41:57
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/****** SYSTEM REQUIREMENTS *****/
/****** SYSTEM REQUIREMENT 1 *****/
/* 1. Implement RS485 communication protocol using */
/* Hardware Serial with baud rate 9600bps for data */
/* transmission. */
/****** SYSTEM REQUIREMENT 2 *****/
/* Implement RS485 communication protocol using */
/* Hardware Serial with baud rate 9600bps for data */
/* transmission on Serial2. I want to transmit */
/* number 1 into decimal address 1822 via RS485. */
/****** END SYSTEM REQUIREMENTS *****/
/****** DEFINITION OF LIBRARIES *****/
#include
/****** FUNCTION PROTOTYPES *****/
void setup(void);
void loop(void);
/***** DEFINITION OF Hardware Serial *****/
HardwareSerial RS485(2); // TX_PIN: D17, RX_PIN: D16
void setup(void)
{
// put your setup code here, to run once:
Serial2.begin(9600); // Initialize Serial2 for RS485 communication
RS485.begin(9600); // Initialize RS485 communication
}
void loop(void)
{
// put your main code here, to run repeatedly:
// Transmitting number 1 to decimal address 1822 via RS485
RS485.write(1);
delay(1000); // Delay for 1 second
}
/* END CODE */