The CEC CSC3800 high-speed USB On-The-Go (OTG) embedded system integrated controller is designed for data system with memory card read/write control combined with audio function. It is built-in dual 480Mbps high-speed OTG, SD/MMC/MS series card interface, IDE for hard disk and CF card, MP3 for audio function, Uart/I2C/SPI serial interface, and up to 14 configurable I/O ports. It has special mechanism for products with fast data transfers requirement. With dual ports capability, it can easily connect two USB devices or memory card and interoperability with each others.

The CSC3800 also provides audio playback features which make its applications more diversity.