| 基于Freescale单片机的智能赛车设计 |
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| 引用本文： | 梁丽勤,王岩,张宝健.基于Freescale单片机的智能赛车设计[J].机电产品开发与创新,2010,23(6):114-115,127. |
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| 作者姓名： | 梁丽勤 王岩 张宝健 |
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| 作者单位： | 东北大学秦皇岛分校自动化工程系,河北秦皇岛066004 |
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| 摘 要： | 以全国大学生飞思卡尔杯智能汽车竞赛为基础,采用MC9S12DGl28 16位单片机作为核心控制单元,通过一个CMOS摄像头检测模型车的运动位置和运动方向,用光电传感器检测模型车的速度,并加以直流电机、舵机、电源电路以及其他电路模块构成整个运动控制系统。在软件设计上我们使用PID控制算法调节驱动电机的转速和舵机的方向,完成对模型车运动速度和运动方向的闭环控制。
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| 关 键 词： | 智能车 MC9S12DGl28 CMOS摄像头 PID |
The Design of Intelligent Vehicle Model Based on Freescale MCU |
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| LIANG Li-Qin,WANG Yan,ZHANG Bao-Jian.The Design of Intelligent Vehicle Model Based on Freescale MCU[J].Development & Innovation of Machinery & Electrical Products,2010,23(6):114-115,127. |
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| Authors: | LIANG Li-Qin WANG Yan ZHANG Bao-Jian |
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| Affiliation: | (Department of Automation,Qinhuangdao Branch of Northeast University,Qinhuangdao Hebei 066004,China) |
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| Abstract: | In this paper,Freescale Cup National Smart Car University Students race is based on an MC9S12DGl28 16-bit microcontroller as the core control unit,through a CMOS camera motion to detect model car position and direction of motion,with a photoelectric sensor detects the speed of model cars.And the entire motion control system include DC motors,steering gear,power circuit and other circuit blocks.In software design,we use the PID control algorithm to adjust servo drive motor＇s speed and direction,to complete the closed-loop control of the model car of the velocity and direction of motion. |
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| Keywords: | smart car MC9S12DGl28 CMOS camera PID |
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