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Design of Digital Welding Power Based on DSP and Single Chip MC
Author(s): 
Pages: 100-104
Year: Issue:  2
Journal: JOURNAL OF GANSU SCIENCES

Keyword:  脉宽调制复杂可编程逻辑器件数字信号处理器单片机数字化焊机;
Abstract: 采用TMS320F240数字信号处理器和80C196KC单片机设计多功能IGBT逆变焊接电源双机控制系统.其中,TMS320F240主要用于焊接参数的采样、控制算法的运算;80C196KC用于完成人机接口的功能,包括键盘和显示,与上位机的通信等.设计中人机界面采用液晶显示.系统设计的关键是双机之间的通信技术,为了确保通信的可靠及快速性采用双口RAM IDT7005来完成.数字PWM控制单元采用复杂可编程逻辑器件(CPLD)完成,整个系统中所有逻辑控制也由此芯片来完成,实现了多功能焊机的全数字化控制.
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