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Design of CNC Multiple Axis Motion Controller Based on FPGA and PC-104

YI De-fu,WANG Xiao-chun (Mechanical Electronic and Control Engineering Department,Beijing Jiaotong University,Beijing 100044,China)  
The design of multiple axis controller based on FPGA and the system platform of the PC-104 industrial computer,in the course of which the hardware architecture of CNC embedded to PC is put in use,is described here.The function module design of the motion control device includes the design of position feedback module,I/O interface module,manual pulse input module,pulse generating module,spindle interface module and logical control module.
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