登云毕业设计任务书-吴恒

登云毕业任务书-吴恒 编号: 昆山登云科技职业学院 毕业设计(论文)任务书 教 学 系: 信息技术系 专业班级: 应用电子11-1班 学生姓名: 吴恒 的数字频率计的设计 题 目: 基于FPGA 指导教师: 罗俊杰 起止时间: 2014年1月21—2014年5月1日 昆山登云科技职业学院 一、毕业设计(论文)的主要 1、基于FPGA的数字频率计的设计, 2、使用FPGA自带的计数器对输入脉冲进行计数～或者测量信号的周期, 3、FPGA外部使用计数器对脉冲信号进行计数～计数值再由单片机读取。 deformation small; Dang engineering pile also for perfusion pile Shi, can synchronization construction, to construction conducive to organization, and convenient, and duration short; pile between gap easy caused soil erosion, special Shi in high level soft clay quality area, needed according to engineering conditions take note pulp, and cement mixing pile, and spin spray pile, construction measures to solution block water problem; Suitable for soft clayey and sandy areas, but construction should be used with caution in the gravel and pebbles; between pile and pile through the pile top beam and wall purlins into overall and thus relatively poor overall, as in important areas, special projects and large Foundation pit in excavation depth application requires special care. 2.1.6 steel piles using steel piles supporting the Foundation pit for temporary support features, construction convenient, short, finished construction in Foundation pit backfill after the channel pulled out, re-use, can minimize the cost of support. Used steel piles supporting a fatal weakness, that is impervious to water and small soil particles, and also called as high water precipitation or water, and the underground water level is high, water-rich geological conditions did not match. Flexural capacity of steel sheet pile supporting weaker excavation depth does not exceed 4m deflection of more general application. Obviously the soft water of Foundation pit excavation depth of geological conditions of 10m, and is located in the city centres of Flex ... Limited to, work hard, and it can take full advantage of building line the walls within a limited number of ground and space, can give full play to its economic benefits, in the course of construction, 4、 二、毕业设计(论文)应达到的目的 1、了解数字频率计的基本原理, 2、深入原理的基础上～进行硬件建模, 3、学习FPGA语言～使之能够与其他的程序达到完美结合, 三、设计的主要技术指标或要求 1、需要完成FBGA的系统设计图, ,、需要有仿真结果, ？、论文有条理、符合学院的相关格式要求, ,、不低于,,,,字。 四、毕业设计(论文)的成果要求及设计完成后应提交的材料 ,、设计系统接线图，控制程序、仿真结果, ,、电脑仿真～完成设计。 五、毕业设计(论文)的进度安排 1、2014年1月21日- 2014年5月1日完成毕业论文题目的确定; 2、2014年2月26日—2014年2月28日 完成FPGA的数字频率计工作要求和工作中存在的问题; 3、2014年3月1日—2014年3月10日 学习单片机程序和FPGA语言程序～编程软件、仿真软件的使用, 4、2014年3月11日—2014年3月31日 完成单片机程序和FPGA语言程序～编程软件、仿真过程的设计工作, 5、2014年4月1日—2014年4月20日 完成毕业论文的写作～上交初稿。 6、5月1号前完成论文～准备答辩 deformation small; Dang engineering pile also for perfusion pile Shi, can synchronization construction, to construction conducive to organization, and convenient, and duration short; pile between gap easy caused soil erosion, special Shi in high level soft clay quality area, needed according to engineering conditions take note pulp, and cement mixing pile, and spin spray pile, construction measures to solution block water problem; Suitable for soft clayey and sandy areas, but construction should be used with caution in the gravel and pebbles; between pile and pile through the pile top beam and wall purlins into overall and thus relatively poor overall, as in important areas, special projects and large Foundation pit in excavation depth application requires special care. 2.1.6 steel piles using steel piles supporting the Foundation pit for temporary support features, construction convenient, short, finished construction in Foundation pit backfill after the channel pulled out, re-use, can minimize the cost of support. Used steel piles supporting a fatal weakness, that is impervious to water and small soil particles, and also called as high water precipitation or water, and the underground water level is high, water-rich geological conditions did not match. Flexural capacity of steel sheet pile supporting weaker excavation depth does not exceed 4m deflection of more general application. Obviously the soft water of Foundation pit excavation depth of geological conditions of 10m, and is located in the city centres of Flex ... Limited to, work hard, and it can take full advantage of building line the walls within a limited number of ground and space, can give full play to its economic benefits, in the course of construction, 指导教师意见: 签字: ,,,,年 , 月 ,, 日 教研室意见: 教学系意见: 签字: ,,,,年, 月,, 日 签章:,信息系盖章, ,,,,年 , 月 ,,日 说明:1、本由指导教师填写。 2、要提交打印稿～由教学系存档。 deformation small; Dang engineering pile also for perfusion pile Shi, can synchronization construction, to construction conducive to organization, and convenient, and duration short; pile between gap easy caused soil erosion, special Shi in high level soft clay quality area, needed according to engineering conditions take note pulp, and cement mixing pile, and spin spray pile, construction measures to solution block water problem; Suitable for soft clayey and sandy areas, but construction should be used with caution in the gravel and pebbles; between pile and pile through the pile top beam and wall purlins into overall and thus relatively poor overall, as in important areas, special projects and large Foundation pit in excavation depth application requires special care. 2.1.6 steel piles using steel piles supporting the Foundation pit for temporary support features, construction convenient, short, finished construction in Foundation pit backfill after the channel pulled out, re-use, can minimize the cost of support. Used steel piles supporting a fatal weakness, that is impervious to water and small soil particles, and also called as high water precipitation or water, and the underground water level is high, water-rich geological conditions did not match. Flexural capacity of steel sheet pile supporting weaker excavation depth does not exceed 4m deflection of more general application. Obviously the soft water of Foundation pit excavation depth of geological conditions of 10m, and is located in the city centres of Flex ... Limited to, work hard, and it can take full advantage of building line the walls within a limited number of ground and space, can give full play to its economic benefits, in the course of construction,