线共焦成像的扫描控制系统分析

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1、目录§4.1MCU及其资源扩展.............................................19§4.1.1单片机的选择............................................19§4.1.2外部扩展定时/计数器82C53...............................21§4.1.3数字控制器MCU的设计...................................23§4.1.4接口电路..............

2、.................................24§4.2光栅智能接口.................................................25§4.2.1光栅传感器的输出信号及处理.............................25§4.2.2细分及辨向的原理与电路.................................26§4.2.3细分及辨向的时序分析...................................26§

3、4.3步进电机驱动细分模块.........................................28§4.3.1TA8435H芯片介绍........................................28§4.3.2基于TA8435H的步进电机驱动细分电路.....................31§4.3.3步进电机的限位保护.....................................32§4.4串口通讯模块........................

4、.........................33§4.4.1RS-232C串口通信标准....................................33§4.4.2电平转化电路...........................................33§4.5监控、复位电路...............................................34§4.6电源转化模块设计.......................................

5、......36§4.7抗干扰设计...................................................36§4.7.1干扰来源及防止措施.....................................36§4.7.2印制电路板及电路布线的抗干扰措施.......................37§4.8硬件电路与原理图.............................................38§4.9本章小结..............

6、.......................................40第五章控制系统软件的设计............................................41§5.1KeilC51软件介绍............................................41§5.2控制算法的设计...............................................42§5.2.1步进电机的加减速控制................

7、...................42§5.2.2数字PID算法..........................................43§5.3控制系统软件设计.............................................46§5.3.1主程序设计指导思想及流程图..............................46§5.3.2串行通信接收和发送.....................................47§5.3.3驱动脉冲

8、产生...........................................48§5.3.4z方向扫描控制模块.....................................49§5.3.5y方向扫描控制模块.....................................50§5.3.6x方向扫描控制模块.....................................51IV万方数据目录§5.4PC上位机与单片机的通信...