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MEC1310

Microchip
Part Number MEC1310
Manufacturer Microchip
Description Keyboard and Embedded Controller
Published Sep 3, 2014
Detailed Description MEC1310 Keyboard and Embedded Controller for Notebook PC Product Features • 3.3V Operation with 5V Tolerant Buffers on P...
Datasheet PDF File MEC1310 PDF File

MEC1310
MEC1310

Overview
MEC1310 Keyboard and Embedded Controller for Notebook PC Product 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 - Supports LPC Bus frequencies of 19.
2MHz to 33MHz - Serial IRQ Interface Compatible with Serialized IRQ Support for PCI Systems - 15 Direct IRQs - ACPI SCI Interface - nSMI output and supporting PM registers - Shadowed write only registers • Internal 64K SRAM in MEC1310 - 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 communication interface.
- One Chip Select Pins - Fully 8051 Controlled - Hardware Support for two SPI Flash Configurations: – Switched SPI Flash Configuration – Parallel Shared SPI Flash Configuration – Debug Programming Interface Two 16-Bit Timer/Counters Integrated Full-Duplex Serial Port Interface Seventy-Three 8051 Interrupt Sources Thirty-Two 8-Bit, Host/8051 Mailbox Registers - Sixty-Four Maskable Hardware Wake-Up Events - Fast GATEA20 - Fast CPU_RESET - Multiple Clock Sources and Operating Frequencies - IDLE and SLEEP Modes - Trace FIFO Debug Port • Accurate Fail-Safe Ring Oscillator - Single Clock source for most 8051 and SIO functions - Provides 2% frequency accuracy - Lock Bit provides status - 32.
768KHz-input clock – Single ended input – Compatible with south bridge SUSCLK/ RSMRST# gating rules – replacement 32K distribution available when RSMRST# is asserted – Very low power state with only external 32K clock distributed - • Two Power Planes - Low Standby Current in Sleep Mode • Three ACPI Embedded Controller Interface • Configuration Register Set Compatible 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 ...


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