MEC1308 - Keyboard and Embedded Controller
The MEC1308 is a 128-pin 3.3V LPC-based ACPI 2.0 and PC99/PC2001 compliant Notebook I/O Controller.
See Figure 1, "MEC1308 Block Diagram".
The MEC1308 incorporates a high-performance 8051based keyboard and system controller with internal 64k byte RAM; a 1K byte Boot ROM, and 16-bytes battery backed
MEC1308 Features
* 3.3V Operation with 5V Tolerant Buffers on PS/2 pins
* ACPI 1.0/2.0 PC99/PC2001 Compliant
* LPC Interface with Clock Run Support - Serial IRQ Interface Compatible with Serialized IRQ Support for PCI Systems - 15 Direct IRQs - ACPI SCI Interface - nSMI output and supporting