Freescale MCF51CN以太网MCU开发方案

Freescale 公司的MCF51CN是低成本低功耗高性能32位以太网MCU,采用32位ColdFire V1 CPU,具有10/100 BASE-T/TX快速以太网控制器(FEC),连接外部物理收发器(PHY)的媒体独立接口(MII)实现商业和工业应用的以太网连接以及多功能外部总线接口. 目标应用在建筑物控制,消费类电器和工业电器,医疗监视和仪器,POS以及安全与建筑控制系统.本文介绍MCF51CN主要特性,方框图,以及TWR-MCF51CN开发板电路图.

MCF51CN Ethernet MCUs are low-cost, low-power, high-performance 32-bit devices designed for developers who want to add Ethernet connectivity to their commercial and industrial applications.

The MCF51CN128 device is a low-cost, low-power, high-performance 32-bit ColdFire V1 microcontroller (MCU) featuring 10/100 BASE-T/TX fast ethernet controller (FEC), media independent interface (MII) to connect an external physical transceiver (PHY), and multi-function external bus interface.

MCF51CN128 also has multiple communication interfaces for various ethernet gateway applications. MCF51CN128 is the first ColdFire V1 device to incorporate ethernet and external bus interface along with new features to minimize power consumption and increase functionality in low-power modes.

MCF51CN主要特性:

The MCF51CN128 features the following functional units:

• 32-bit ColdFire V1 Central Processing Unit (CPU)
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