MEC1308
MEC1308 is Keyboard and Embedded Controller manufactured by Microchip Technology.
Features
- 3.3V Operation with 5V Tolerant Buffers on PS/2 pins
- ACPI 1.0/2.0 PC99/PC2001 pliant
- LPC Interface with Clock Run Support
- Serial IRQ Interface patible with Serialized IRQ Support for PCI Systems
- 15 Direct IRQs
- ACPI SCI Interface
- n SMI output and supporting PM registers
- Shadowed write only registers
- Internal 64K SRAM
- Loaded at VCC1 power from the HOST/8051
SPI Memory Interface
- Provides 64KB of 8051 program space
- 32k-Byte region shared with 8051data space
- HOST/8051 SPI Memory Interface
- 3-pin Full Duplex serial munication inter- face.
- Two Chip Select Pins
- Fully 8051 Controlled
- Hardware Support for two SPI Flash Configu- rations:
- Switched SPI Flash Configuration
- Parallel Shared SPI Flash Configuration
- Two Power Planes
- Low Standby Current in Sleep Mode
- ACPI Embedded Controller Interface
- Configuration Register Set patible with ISA
Plug-and-Play Standard (Version 1.0a)
- High-Performance Embedded 8051 Keyboard and System Controller
- Provides System Power Management
- System Watch Dog Timer (WDT)
- 8042 Style Host Interface
- Supports Interrupt and Polling Access
- 1024 Boot /ROM
- 256 Bytes Data RAM
- On-Chip Memory-Mapped Control Registers
- Access to VCC0 Backed Registers
- Up to 18x8 Keyboard Scan Matrix
- Two 16-Bit Timer/Counters
- Integrated Full-Duplex Serial Port Interface
- Seventy-Three 8051 Interrupt Sources
2014 Microchip Technology...
