山西电子技术
山西電子技術
산서전자기술
SHANXI ELECTRONIC TECHNOLOGY
2013年
5期
16-17,25
,共3页
步进电机%云台摄像机%脉冲分配器%运动控制
步進電機%雲檯攝像機%脈遲分配器%運動控製
보진전궤%운태섭상궤%맥충분배기%운동공제
stepping motor%PTZ camera%pulse distributor%motion control
为扩大云台摄像机的监控范围，利用步进电机控制云台转动来带动摄像机旋转，针对软件控制法产生步进电机控制脉冲占用大量CPU时间的缺点，提出了利用脉冲分配器PMM8713和单片机的硬件控制方法，实现了步进电机的正反转控制和加减速控制，并可靠地实现了云台摄像机的运动控制。经过仿真实验表明，该系统采用模块化设计，结构简单可靠，使摄像机所能监控的范围更大、距离更远、更清楚。
為擴大雲檯攝像機的鑑控範圍，利用步進電機控製雲檯轉動來帶動攝像機鏇轉，針對軟件控製法產生步進電機控製脈遲佔用大量CPU時間的缺點，提齣瞭利用脈遲分配器PMM8713和單片機的硬件控製方法，實現瞭步進電機的正反轉控製和加減速控製，併可靠地實現瞭雲檯攝像機的運動控製。經過倣真實驗錶明，該繫統採用模塊化設計，結構簡單可靠，使攝像機所能鑑控的範圍更大、距離更遠、更清楚。
위확대운태섭상궤적감공범위，이용보진전궤공제운태전동래대동섭상궤선전，침대연건공제법산생보진전궤공제맥충점용대량CPU시간적결점，제출료이용맥충분배기PMM8713화단편궤적경건공제방법，실현료보진전궤적정반전공제화가감속공제，병가고지실현료운태섭상궤적운동공제。경과방진실험표명，해계통채용모괴화설계，결구간단가고，사섭상궤소능감공적범위경대、거리경원、경청초。
To expand the range of PTZ camera monitoring , stepping motor is often used for controlling PTZ rotation to drive the camera rotation.The stepper motor control pulse that created by software control method takes up a lot of CPU time , and the defect is obvious.The way of hardware control methods that using pulse distributor PMM 8713 and SCM is proposed in the paper .The stepping motor's reversing control and the control of its acceleration and deceleration is achieved with SCM as well as the motion control of PTZ camera .The simulation experiment shows that it is a modular design , the structure is simple and reliable , the camera can monitor a wi-der range , farther and more clearly .
