A serial device I/O tool

CDBUS (Controller Distributed Bus) Protocol and IP Core

Serial port communication tool. 商业级 C#串口通讯通用框架

The Valden Heat Pump controller is a platform to precisely control heat pumps

Lightweight packet protocol structure for multi-device communication focused on RS-485

Serial / CDBUS / CDNET GUI Tool

CDNET Protocol and CDBUS / CDNET C Library (The library is MCU-oriented.)

Protocol description of the serial communication channel of Samsung airconditioners.

CHPC: Cheap Heat Pump Controller

USB to RS-485 (CDBUS) Converter

RS-485 / CDBUS JPEG Camera

The Service Display is a open source tool, that allows you to connect Valden Heat Pump Controller to get maximum available information from sensors and show it graphically.

XR21B1411 (B1411) driver for Orange Pi Zero with forced RS-485 mode

My van's embedded monitoring platform, using Modbus over RS-485 and RS-232.

Wireless battery-powered environmental monitoring sensors

Sending files and firmware updates over Serial/RS-485. Works with ESP8266/ESP32

An RS485/RJ45 stackable hardware module

Get CSV data from your SM300D2 air quality sensor (eCO₂, eCH₂O, TVOC, PM 2.5, PM 10, temperature, humidity) via RS-485 port

This example shows how to access the Valden Heat Pump Controller data from your server, Raspberry Pi, and so on.

A python module to control one DMX Universe with a USB to RS-485 adapter.