摘要：基于增强型51单片机STC12C5A60S2、高压半桥控制芯片L6384、高压N沟道增强型场效应管IXFK150N10，设计并实现了一种新型大功率直流电机闭环速度伺服系统。实验表明，该系统具有硬件电路简单、驱动能力强等特点，能在智能车、移动机器人等多种应用中发挥作用。

Abstract: Based on MCU STC12C5A60S2 with the enhanced kernel for 51 microcontroller，highvoltage half Bridge driver L6384，Nchannel power MOSFET，designed and implemented a new closed loop speed servo system for high power DC Motor.Experiments show the system has the characteristics of simple hardware circuit，powerful drive energy，can apply to intelligent vehicle，mobile robot and other applications.

Key words: closed loop speed servo system；high power DC motor；Hbridge power drive circuit；Nchannel power MOSFET