MEC1633

MEC1633 Low Power 32-Bit Mobile Embedded Controller Product Features 3.3V Operation ACPI Compliant LPC Interface VTR (standby) and VBAT Power Planes - Low Standby Current in Sleep Mode Configuration Register Set - Compatible with ISA Plug-and-Play Standard - EC-Programmable Base Address ARC-625D Embedded Controller (EC) - 16 KB Single Cycle 32-bit Wide Dual-ported SRAM, Accessible as Closely Coupled Data Memory and Instruction Memory - 4KB Boot ROM - 32 x 32 → 64 Fast Multiply - Divide Assist and Saturation Arithmetic - Maskable Interrupt Aggregator/Accelerator Interface - Maskable Hardware Wake-Up Events - Sleep mode - JTAG Debug Port, Includes JTAG Master - MCU Serial Debug Port - 1μS Delay Register - 10-Channel DMA Interface Supports SMBus Controllers and EC/Host GP-SPI Controllers Embedded Flash - 192 KB user space, 32-bit Access, 10 K Cycles Endurance - Flash Security Enhancements – 4K Boot Block Protection – Direct JTAG and Direct LPC-protected (2) Pages at or Near Top of Memory for Password Protection - Embedded Memory Interface – Host Serial or Parallel IRQ Source – Provides Two Windows to On-Chip SRAM for Host Access – Two Register Mailbox Command Interface – Host Access of Virtual Registers Without EC Intervention - Mailbox Registers Interface – Thirty-two 8-Bit Scratch Registers – Two Register Mailbox Command Interface – Two Register SMI Source Interface - ACPI Embedded Controller Interface – Four Instances – 1 or 4 Byte Data transfer capable – Ful...