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
My van's embedded monitoring platform, using Modbus over RS-485 and RS-232.
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.
Get CSV data from your SM300D2 air quality sensor (eCO₂, eCH₂O, TVOC, PM 2.5, PM 10, temperature, humidity) via RS-485 port