HB2023C is a universal air conditioner remote controller IC produced by Haobo Hi-Tech. It is equipped with 2010 latest code and is compatible with most air conditioners of different brands, models and periods.
This document provides an overview of the HB2023C IC, including its performance characteristics and the principle of operation. It explains how the chip can control a wide range of air‑conditioner brands and models without needing external components.
The manual also details the pin layout, power‑on procedure, and key functions such as temperature increase/decrease, mode selection, and fast‑cool mode. Step‑by‑step instructions show how to activate the remote, test the indicator LEDs, and configure the device for specific brands. This manual is written in Chinese.
| Model | HB2023C |
|---|---|
| Firmware Version | V1.0.5 |
| IC Type | Universal Air‑Conditioner Remote Control IC |
Press and hold the common button for about 5 seconds; the indicator light will turn on and the remote enters active mode.
Pin 9 (VSS) must be connected to ground, and the IC requires a proper ground plane for stable operation.