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基于MPC5125设计的开发评估方案

作者:时间:2010-06-08来源:网络收藏
是集成了高性能e300 Power架构CPU核的32位MCU,工作频率高达400MHz,具有显示器接口单元(DIU),DDR1,DDR2,低功耗移动DDR(LPDDR)以及1.8V/3.3V格SDR DRAM存储器控制器,32KB SRAM,USB 2.0 OTG控制器等,主要用在现场总线到以太网网关,机器人,路由器和转换器,高端照明,HVAC中央管理系统,智能医院和远程保健网关,POS终端等.本文介绍了主要特性,方框图,以及板详细电路图.

The integrates a high performance e300 CPU core based on the Power Architecture Technology with a rich set of peripheral functions focused on communications and systems integration.

MPC5125主要特性:

Major features of the MPC5125 are as follows:

e300 Power Architecture processor core (enhanced version of the MPC603e core), operates as fast as 400 MHz

Low power design

Display interface unit (DIU)

DDR1, DDR2, low-power mobile DDR (LPDDR), and 1.8 V/3.3 V SDR DRAM memory controllers

32 KB on-chip SRAM

USB 2.0 OTG controller with ULPI interface

DMA subsystem

Flexible multi-function external memory bus (EMB) interface

NAND flash controller (NFC)

LocalPlus interface (LPC)

10/100Base Ethernet

MMC/SD/SDIO card host controller (SDHC)

Programmable serial controller (PSC)

Inter-integrated circuit (I2C) communication interfaces

Controller area network (CAN)

J1850 byte data link controller (BDLC) interface

On-chip real-time clock (RTC)

On-chip temperature sensor

IC Identification module (IIM)

MPC5125目标应用:

Fieldbus to Ethernet Gateways

Robotics

Industrial Networking Gateways (routers) and converters

High End Lighting Control

Fire Alarm Supervisory Controllers

HVAC Central Management System

Digital Signage

Point of Sales Terminal

Hospital Bed Control

Smart Hospital and Tele-Health Gateways


图1.MPC5125方框图

The MPC5125 Tower System is based on Freescale’s MPC5125 microprocessor. The board provides on-board DDR2 SDRAM, NAND FLASH,CAN ports, USB 2.0, 10/100 Ethernet, HDMI,USB Debug Port.All powered from a 5 Volt wall mount power supply.
Freescale’s Tower System.

图2.MPC5125 Tower System外形图.


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