M5Stack on Instagram: "#M5StackNew 🎉 Chain Encoder Released Chain Encoder is a rotary encoder input node in the M5Stack Chain series, integrating an AB rotary encoder, a center push button, and a programmable RGB LED for intuitive HMI and smart home control. ✨Features ✅ M5Stack Chain series, AB rotary encoder ✅ STM32G031G8U6 core controller ✅ Button input, uses UART serial daisy-chain communication protocol ✅ 1 x RGB LED, LEGO-compatible mounting structure ✅ 2 x HY2.0-4P expansion interfaces fo