Lightweight packet protocol structure for multi-device communication focused on RS-485
The Valden Heat Pump controller is a platform to precisely control heat pumps
Serial port communication tool. 商业级 C#串口通讯通用框架
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
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.
Sending files and firmware updates over Serial/RS-485. Works with ESP8266/ESP32
A python module to control one DMX Universe with a USB to RS-485 adapter.
My van's embedded monitoring platform, using Modbus over RS-485 and RS-232.
Wireless battery-powered environmental monitoring sensors
This example shows how to access the Valden Heat Pump Controller data from your server, Raspberry Pi, and so on.
Get CSV data from your SM300D2 air quality sensor (eCO₂, eCH₂O, TVOC, PM 2.5, PM 10, temperature, humidity) via RS-485 port