The testing results from the self-testing grid indicated that the synchronization accuracy of scanning motor and the imaging quality of laser typesetter was both improved.
通过自检方格的测试证明，该系统提高了激光照排机行、场扫描电机的同步控制精度，从而提高了激光照排机的成像质量。
The scanning mechanical device, including a bracket and the rotation axis, driven by a stepper motor.
扫描机械装置包括支架和旋转轴，由一个步进电机驱动。
Attitude measurement errors of the double cone scanning infrared earth sensor caused by brushless DC motor speed asymmetry was researched.
针对双圆锥扫描式红外地平仪因无刷直流扫描电机转速不均匀造成的姿态角测量误差进行了研究。
Closed feedback control to DC motor was made by PID based on SPMC75F2413A SMC and coder in order to make the hook-liked scanning probe driven by the DC motor to rest on the specified position.
用凌阳SPMC75F2413A单片机配合编码器对直流电机进行闭环反馈控制，使直流电机带动的钩状扫描针停在规定的位置上。
A set of 3d laser radar scanning system which is made up of motion control card, stepper motor and 2d laser radar has been designed.
设计了一套由运动控制卡、步进电机和2d激光雷达组合而成的3d激光雷达扫描系统。
This paper introduces a dynamic detecting system drived by step-by-step motor for two-dimensional open-link laser scanning that we have just developed.
本文介绍了我们新研制的步进电机驱动二维开环激光扫描动态检测系统。
The communication between PC and the AT89C52 chip is achieved through the RS232 bus, so scanning mode, rotate speed, step and direction of step motor are setup expediently.
利用AT89C52单片机控制两台步进电机，通过RS232总线进行上位机（PC）与下位机（AT89C52）的通讯，可方便地进行步进电机扫描方式、转速、步长和方向的设置，实现了对步进电机的精确控制。
The communication between PC and the AT89C52 chip is achieved through the RS232 bus, so scanning mode, rotate speed, step and direction of step motor are setup expediently.
利用AT89C52单片机控制两台步进电机，通过RS232总线进行上位机（PC）与下位机（AT89C52）的通讯，可方便地进行步进电机扫描方式、转速、步长和方向的设置，实现了对步进电机的精确控制。
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