| 基于CPLD的TMS320F2812外部资源扩展 |
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| 引用本文： | 袁晓洲.基于CPLD的TMS320F2812外部资源扩展[J].湖北工业大学学报,2010,25(5):32-34. |
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| 作者姓名： | 袁晓洲 |
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| 作者单位： | 湖北职业技术学院机电系,湖北,孝感,432000 |
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| 摘 要： | 完整设计出基于EPM1270T144C5N型CPLD芯片的TMS320F2812外部资源扩展解决方案.该系统以TMS320F2812作为主控芯片,EPM1270T144C5N作为外部资源扩展芯片.通过将TMS320F2812的16位地址总线及数据总线及CS,W/R,RD,WE信号线与EPM1270T144C5N上设定的相应功能端口相连以实现TMS320F2812与EPM1270之间数据的无隙访问,达到扩展TMS320F2812外部资源的目的.
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| 关 键 词： | 复杂可编程逻辑器件 EPM1270 TMS320F2812 资源扩展 |
Design of TMS320F2812 Chip's External Resources Expand Based on CPLD |
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| YUAN Xiao-zhou.Design of TMS320F2812 Chip's External Resources Expand Based on CPLD[J].Journal of Hubei University of Technology,2010,25(5):32-34. |
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| Authors: | YUAN Xiao-zhou |
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| Affiliation: | YUAN Xiao-zhou(Dep.of Mechanical and Electrical Engin.,Hubei Vocational Technical Colg.,Xiaogan 432000,China) |
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| Abstract: | This paper conducts the research of TMS320F2812 chip＇s external resources expanding based on CPLD.A high speed interface board on TMS320F2812 chip based on CPLD is designed.The key of the system is TMS320F2812 Chip as master device,and CPLD Chip as device of external resources expand.It uses 16-bit address bus and data bus TMS320F2812 chip,signal lines of CS,W/R,RD,WE.The whole structure of the system and the principle are given.The result of tests shows the data transmission is easy to expand.Thus it can be widely applied. |
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| Keywords: | EPM1270 TMS320F2812 |
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