Nuvoton High-Integration Controller WPCE775

12th May 2010

ES Admin

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Nuvoton WPCE775, a highly integrated embedded controller (EC) with an embedded RISC core and integrated advanced functions, targets an extensive market of portable applications and provides best-in-class complete EC functionality when combined with SPI BIOS Flash. WPCE775 incorporates the CompactRISC® CR16CPlus core (a high-performance 16-bit RISC processor), on-chip ROM and RAM memories, system support functions, and a Flash Interface Unit (FIU) that interfaces directly with external SPI flash memory devices.

System of WPCE775 support functions include: Watchdog, PWM, Timers, Interrupt Control, General-Purpose I/O (GPIO) with internal keyboard matrix scanning, PS/2® interface, SMBus® interface, UART, SPI ™ , High-accuracy analog-to-digital (ADC) and Digital-to-analog (DAC) converters for battery charging. WPCE775 also has System control, system health monitoring, and analog controls.

WPCE775 interfaces with the host via an LPC interface which includes a host-controlled Serial Port. It conforms to Media Center Edition (MCE) compatible CIR Port, a high speed Infrared (FIR, IrDA 1.1 compliant) Port, and PC01 & ACP.

Outstanding Features of WPCE775

■ Shared SPI BIOS flash memory
■ MCE Compliant CIR Port
■ Fast Infrared Port (FIR, IrDA 1.1 compliant)
■ High-accuracy, high-speed ADC
■ Up to 94 GPIO ports (including keyboard scanning) with a variety of wake-up events
■ 16-bit RISC core, with up to 4 Mbytes of external address space, running at up to 25 MHz
■ 128-pin LQFP package