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pleasedontcode

RS485 Communication rev_03

May 17th, 2024
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  1. /********* Pleasedontcode.com **********
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  11.  
  12.     - Project: RS485 Communication
  13.     - Source Code NOT compiled for: ESP32 DevKit V1
  14.     - Source Code created on: 2024-05-17 07:38:52
  15.  
  16. ********* Pleasedontcode.com **********/
  17.  
  18. /****** SYSTEM REQUIREMENTS *****/
  19. /****** SYSTEM REQUIREMENT 1 *****/
  20.     /* 1. Implement RS485 communication protocol using */
  21.     /* Hardware Serial with baud rate 9600bps for data */
  22.     /* transmission. */
  23. /****** SYSTEM REQUIREMENT 2 *****/
  24.     /* Implement RS485 communication protocol using */
  25.     /* Hardware Serial with baud rate 9600bps for data */
  26.     /* transmission on Serial2.  I want to transmit */
  27.     /* number 1 into decimal address 1822 via RS485. */
  28. /****** END SYSTEM REQUIREMENTS *****/
  29.  
  30. /****** DEFINITION OF LIBRARIES *****/
  31. #include <HardwareSerial.h>
  32.  
  33. /****** FUNCTION PROTOTYPES *****/
  34. void setup(void);
  35. void loop(void);
  36.  
  37. /***** DEFINITION OF Hardware Serial *****/
  38. HardwareSerial RS485(2); // TX_PIN: D17, RX_PIN: D16
  39.  
  40. void setup(void)
  41. {
  42.     // put your setup code here, to run once:
  43.  
  44.     Serial2.begin(9600); // Initialize Serial2 for RS485 communication
  45.     RS485.begin(9600); // Initialize RS485 communication
  46.  
  47. }
  48.  
  49. void loop(void)
  50. {
  51.     // put your main code here, to run repeatedly:
  52.  
  53.     // Transmitting number 1 to decimal address 1822 via RS485
  54.     RS485.write(1);
  55.  
  56.     delay(1000); // Delay for 1 second
  57.  
  58. }
  59.  
  60. /* END CODE */
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