CH376 USB Host Interface Module

CH376 USB Host Interface Module is a powerful and versatile USB interface solution designed to simplify USB host functionality and file system management in embedded systems. Based on the reliable CH376S USB interface chip, this module enables microcontrollers to communicate seamlessly with USB flash drives, external hard disks, and other USB storage devices using simple commands.

Supporting both USB Host and USB Device modes, the CH376 module is an ideal choice for applications requiring USB mass storage access without complex USB stack development. With built-in support for FAT16 and FAT32 file systems, designers can easily read, write, and manage files on USB drives using standard serial communication interfaces such as SPI or UART.

Compact in size and easy to integrate, the CH376 USB Host Interface Module is widely used in data loggers, industrial controllers, embedded Linux systems, measurement equipment, and DIY electronics projects.

Key Features of CH376 USB Host Interface Module

• USB Host & Device Support
  Operates in USB host mode for accessing flash drives and external storage, and USB device mode for MCU-to-PC communication.

• Built-in File System Support
  Native support for FAT16 and FAT32, eliminating the need for complex file system coding on the microcontroller.

• Simple Command Interface
  Communicates using easy-to-implement command sets, reducing firmware development time and complexity.

• Multiple Communication Interfaces
  Supports SPI and UART (serial) interfaces, offering flexibility for integration with various microcontrollers.

• Wide MCU Compatibility
  Compatible with popular platforms such as Arduino, STM32, PIC, AVR, 8051, ESP8266, and ESP32.

• High Data Transfer Reliability
  Ensures stable data read/write operations with USB storage devices.

• Onboard USB Type-A Connector
  Allows direct connection of USB pen drives without additional adapters.

• Compact & Ready-to-Use Module
  Pre-assembled board with supporting components for quick prototyping and deployment.

Technical Specifications – CH376 USB Host Interface Module

• IC Used: CH376 / CH376S

• USB Specification: USB 2.0 Full Speed

• Operating Modes: USB Host / USB Device

• Supported File Systems: FAT16, FAT32

• Supported Storage Devices: USB flash drives, USB hard disks (with external power)

• Communication Interface: SPI, UART (Serial)

• Operating Voltage: 5V (onboard regulation may support 3.3V logic)

• Operating Current: Typical < 100 mA (device dependent)

• USB Connector: USB Type-A Female

• Oscillator: Onboard crystal oscillator

• Operating Temperature: –40°C to +85°C

• Module Type: Plug-and-play embedded USB interface module

Note: External power may be required for high-current USB devices.

Applications of CH376 USB Host Interface Module

The CH376 USB Host Interface Module is widely used in applications that require USB data storage and file handling without complex software overhead. Common applications include:

• Embedded Data Logging Systems
  Store sensor data, logs, and measurement results directly onto USB flash drives.

• Industrial Automation & Controllers
  Enable firmware updates, configuration storage, and data transfer using USB drives.

• IoT & Smart Devices
  Used in monitoring systems, smart meters, and control panels for local data storage.

• Measurement & Test Equipment
  Save test results and calibration data to removable USB storage.

• Medical & Laboratory Instruments
  Reliable USB data recording and retrieval in diagnostic and analytical devices.

• DIY Electronics & Educational Projects
  Popular among students and hobbyists for learning USB host communication.

• Point-of-Sale & Kiosk Systems
  Used for data backup, report generation, and offline storage.

Why Choose the CH376 USB Host Interface Module?

The CH376 USB Host Interface Module offers a cost-effective, reliable, and easy-to-use solution for adding USB mass storage functionality to embedded systems. With built-in file system support, flexible communication interfaces, and wide MCU compatibility, it significantly reduces development time and complexity.

Whether you are designing an industrial product, developing a prototype, or building a DIY project, the CH376 module provides stable USB performance, simple integration, and long-term reliability.

Upgrade your embedded system with the CH376 USB Host Interface Module and enable fast, efficient, and reliable USB data handling.

Package Includes:

1 x CH376 USB Host Interface Module

FAQ

1. Where can we buy this CH376 USB Host Interface Module?

This product is available online https://aiiottech.in/product/ch376-usb-host-interface-module/ and also available at our store in Pudupakkam/Kelambakkam, Chennai-603103

2. When can I get this CH376 USB Host Interface Module after placing the order?

RGRJ AIIoT TECHNOLOGIES will immediately ship and deliver the product within 1-3 working days.

Video Link: CH376S USB to Arduino interface module