Hello all, Good Day! I have four identical custom made boards. I would like to configure one of them as master device and other three as slave devices. The connection between all the boards are given in Modbus portocol using RS485 in same UART serial pins availble in the board with one enable pin. …

Connect 4 pins from your STM32 to the pins labeled 1,2,4,8 on the rotary DIP switch. For example, using PORTA PORTA pin 0 connects to pin "1" of DIP PORTA pin 1 connects to pin "2" of DIP PORTA pin 2 connects to pin "4" of DIP PORTA pin 3 connects to pin "8" of DIP Then at setup, determine the …

How can I address the slaves for my master device?

Projects Programming

Railroader September 27, 2021, 9:37pm 2

Read the dipswitch. If pattern "this", address "that", and so on.

Topic		Replies	Views
Set arduino slave address using dip switch (I2C) Networking, Protocols, and Devices	8	5912	May 6, 2021
[SOLVED] Simpel Modbus Multi Node setup HOW ? Networking, Protocols, and Devices	4	1872	May 6, 2021
Haussteuerung mit Modbus erstellen Deutsch	26	9519	May 6, 2021
Modbus protocol Implimentation Networking, Protocols, and Devices	4	2160	May 6, 2021
Modbus Deutsch	11	5738	May 6, 2021

How can I address the slaves for my master device?

Related topics