The ITE IT8784E-I is a Low Pin Count (LPC) Interface Super I/O controller. This chip integrates several common PC I/O functions into a single chip, reducing board space and component count. It is designed for use in a variety of embedded systems, desktop PCs, and notebook computers.
Applications:
- Desktop PCs
- Notebook Computers
- Embedded Systems
- Industrial PCs
- Motherboards
Features:
- LPC Interface: Complies with the Low Pin Count interface specification, providing a standardized interface to the system chipset.
- Multiple Serial Ports: Supports multiple high-speed serial ports (UARTs) for communication with peripherals.
- Parallel Port: Includes a parallel port for connecting to printers or other legacy devices.
- Floppy Disk Controller (FDC): Integrates a floppy disk controller for supporting legacy floppy drives.
- Infrared (IrDA) Controller: Supports infrared communication for wireless data transfer.
- Hardware Monitoring: Monitors system voltages, temperatures, and fan speeds for system health management.
- Keyboard Controller: Emulates a PS/2 keyboard controller.
- Mouse Controller: Emulates a PS/2 mouse controller.
- GPIO Pins: Offers multiple general-purpose input/output pins for flexible system configuration.
Benefits:
- Reduced Board Space: Integrates multiple I/O functions into a single chip, saving valuable board space.
- Lower Component Count: Reduces the number of discrete components required, simplifying board design and lowering manufacturing costs.
- Improved System Reliability: Integrates commonly used I/O devices.
- Enhanced System Monitoring: Provides comprehensive hardware monitoring capabilities for proactive system management.
- Flexible System Configuration: Offers a wide range of configurable options to suit different application requirements.
Additional Details:
The IT8784E-I typically operates at 3.3V power supply. It is packaged in a QFP (Quad Flat Package). Specific UART speeds and parallel port configurations are determined by the system BIOS and operating system. Datasheets provide in-depth register descriptions and programming information.
