全国大学生电子设计竞赛培训课件

1、FPGA技术及其在电子竞赛中的应用2011大学生电子设计竞赛培训 Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.FPGA技术及其在电子竞赛中的应用2011大学生电子设计竞泗航电子科技有限公司FPGA竞赛套件淘宝专卖店F

2、PGA电子竞赛技术群（超级群）：113522056 Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.泗航电子科技有限公司Evaluation only.Eval可编程逻辑器件 FPGA - Field Programma

3、ble Gate Array（现场可编程门阵列） CPLD - Complex Programmable Logic Device （复杂可编程逻辑器件）Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.可编程逻辑器件 F

4、PGA - Field Progr相关参考网站Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.相关参考网站Evaluation only.Evaluati参考网站telnet:/(讨论：comp.arch.fpga)Ev

5、aluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.参考网站Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile

6、 .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.历届全国电子设计竞赛中FPGA应用Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.

7、Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.历届全国电子设计竞赛中FPGA应用Evaluation on历届全国电子设计竞赛中FPGA应用实用信号源的设计和制作 1995年）简易数字频率计 （1997年）频率特性测试仪 （1999年）波形发生器 （2001年）简易数字存储示波器 （2001年）低频数字式相位测量仪 （2003年）简易逻辑分析仪 （2003年）Evaluation only.Created with Aspose.Slides for .NET

8、 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.历届全国电子设计竞赛中FPGA应用实用信号源的设计和制作 1历届全国电子设计竞赛中FPGA应用正弦信号发生器 （2005）简易频谱分析仪 （2005）三相正弦波变频电源 （2005年）数字示波器(2007年)光伏并网发电模拟装置 (2009年)数字幅频均衡功率放大器 （20

9、09年）Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.历届全国电子设计竞赛中FPGA应用正弦信号发生器 （20052011年？Evaluation only.Created with Aspose.Slides for

10、 .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.2011年？Evaluation only.Evaluati可能设计的FPGA应用技术原理DDS等精度测频数字鉴相高速A/D采集控制PWMVGA、LCD、CRT扫描控制数字滤波器设计Evaluation only.Created with Aspose.Slide

11、s for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.可能设计的FPGA应用技术原理DDSEvaluation o可能设计的FPGA应用技术原理SPWM（正弦脉宽调制）三相SPWM全数字化语音合成Evaluation only.Created with Aspose.Slides for .NET 3.5

12、Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.可能设计的FPGA应用技术原理SPWM（正弦脉宽调制）EvaDDSEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Ev

13、aluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.DDSEvaluation only.Evaluation DDS直接数字合成Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .N

14、ET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.DDS直接数字合成Evaluation only.EvaluFM调频问题：在调频模式下，FW该如何给调制波的Vpp决定调频波的频偏中心频率该如何确定Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Clien

15、t Profile .Copyright 2004-2011 Aspose Pty Ltd.FM调频问题：在调频模式下，FW该如何给Evaluation举例：载波：1MHz待调制信号：1k正弦波频偏：10kHzFclk=? N=?如何确定FWN的变化范围？Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Pr

16、ofile .Copyright 2004-2011 Aspose Pty Ltd.举例：载波：1MHzEvaluation only.Eval更为复杂的全数字调幅问题在D/A前加数字乘法器可以调幅几个概念：调制度包络有符号数相乘Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyri

17、ght 2004-2011 Aspose Pty Ltd.更为复杂的全数字调幅问题在D/A前加数字乘法器可以调幅EvaEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation

18、onl较为理想的调幅应该采用模拟方法加模拟乘法器Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.较为理想的调幅应该采用模拟方法Evaluation onlyPWM、SPWMEvaluation only.Created

19、with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.PWM、SPWMEvaluation only.EvaluaPWM模块设计模N计数器（控制PWM频率）PWM宽度寄存器（控制占空比）数字比较器（生成PWM波形）Evaluation only.Created with A

20、spose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.PWM模块设计模N计数器（控制PWM频率）Evaluatio单相SPWM自然采样法三角波-计数器实现正弦波-DDS实现比较驱动电路H桥Evaluation only.Created with Aspose.Slides for .N

21、ET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.单相SPWM自然采样法Evaluation only.EvaEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Lt

22、d.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onlEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.

23、5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Evaluation onl三相SPWM自然采样法三角波-计数器实现三路正弦波-120相位差，DDS实现比较Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile

24、 .Copyright 2004-2011 Aspose Pty Ltd.三相SPWM自然采样法Evaluation only.EvaEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Eva

25、luation onl Waveforms and FFT ma = 0.8, mf = 15, fm = 60Hz, fcr = 900Hz Switching frequency fsw = fcr = 900HzSPWMEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyrigh

26、t 2004-2011 Aspose Pty Ltd. Waveforms and FFT ma = 0.8, 频率、相位测量Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.频率、相位测量Evaluation only.

27、Evaluat等精度测频SPWMEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.等精度测频SPWMEvaluation only.Evalu高速数据采集、存储与回放视频数据？Evaluation only.Created

28、 with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.高速数据采集、存储与回放视频数据？Evaluation on高速A/D采集控制TLC5510/TLC5540闪速A/DTLC5510 20MSPSTLC5540 40MSPS都是采用Pipeline技术，在采集过程中不

29、能停止采集，在初始采集时候，前导的几个数据是错误的Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.高速A/D采集控制TLC5510/TLC5540Evalua高速存储方法一：采用双口RAM构成循环队列方法二：采用FIFO

30、，提高系统效率Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.高速存储方法一：采用双口RAM构成循环队列Evaluatio举例：数字示波器设计中，如果设计要求是2K存储深度，可以使用2K的RAM或双口RAM构成循环队列E

31、valuation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.举例：数字示波器设计中，如果设计要求是2K存储深度，可以使用举例摄像头数据采集，如果处理系统速度较慢，使用FIFO来协调速率Evaluation only.Created w

32、ith Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.举例摄像头数据采集，如果处理系统速度较慢，使用FIFO来协调高速D/A输出控制THS5651125MSPS一般用于DDSEvaluation only.Created with Aspose.Slides for .NET

33、 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.高速D/A输出控制THS5651Evaluation onl注意事项：注意一下输出带负载能力D/A输出直流分量处理Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyrigh

34、t 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.注意事项：注意一下输出带负载能力Evaluation onl显示控制Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created w

35、ith Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.显示控制Evaluation only.EvaluationCRT扫描控制（模拟示波器X-Y方式）锯齿波发生不需要高速D/AEvaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .N

36、ET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.CRT扫描控制（模拟示波器X-Y方式）锯齿波发生Evalua多踪显示交替显示就是Y轴偏转板上以触发扫描的锯齿波为节拍，交替接通两路被测信号。1号锯齿波周期内，Y轴偏转板上为通道1的正弦波，电子束在荧光屏上扫出一个正弦波片断，2号锯齿波开始，Y轴偏转板立即接通通道2的三角波，电子束又重新在荧光屏上扫出一个三角波片断，如此往复，就在荧光屏上得到了正弦波和三角波的同时显示。在交替显示中，负责切换两个通道信号的电子开关，是以触发后的锯齿波为节拍的。Evaluation only.Crea

37、ted with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.多踪显示交替显示就是Y轴偏转板上以触发扫描的锯齿波为节拍，TFT LCD（=3.5）扫描控制同步信号产生水平同步（行同步）垂直同步（帧同步）像素数据高速读取Evaluation only.Created with

38、 Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.TFT LCD（=3.5）扫描控制同步信号产生EvaluTFT LCD（10.5）扫描控制同步信号产生水平同步（行同步）垂直同步（帧同步）像素数据高速读取LVDS信号发生Evaluation only.Created with

39、Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.TFT LCD（10.5）扫描控制同步信号产生EvaluVGA扫描控制原理同LCD扫描区别: 加RAMDACTHS8134BEvaluation only.Created with Aspose.Slides for .NET 3

40、.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.VGA扫描控制原理同LCD扫描Evaluation only数字滤波器Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty L

41、td.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.数字滤波器Evaluation only.Evaluatio数字滤波器设计使用FIR IP Core系数配置Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with

42、Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.数字滤波器设计使用FIR IP CoreEvaluation与MCU的接口Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyri

43、ght 2004-2011 Aspose Pty Ltd.与MCU的接口Evaluation only.Evaluat电子系统Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.电子系统Evaluation only.Eva

44、luationMCU与FPGA分工协作MCU低速、复杂逻辑关系的控制系统主控FPGA高速简单逻辑关系控制Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.MCU与FPGA分工协作MCUEvaluation onlyFPGA

45、与MCU接口只收不发一般情况下，MCU直接发数据和控制信号给FPGA，FPGA不需要反馈并口方式：LOADCLK:装载数据时钟(MCU发起)DATA:8位或者16位，数据或控制字SEL：数据或控制字选择Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011

46、Aspose Pty Ltd.FPGA与MCU接口只收不发一般情况下，MCU直接发数据FPGA与MCU接口只收不发串口模式： （模拟SPI）SCLK：串行时钟（MCU发起）SDO：串行发送数据信号LOAD：数据移位完成后装载信号CMDSEL（可选）：数据控制字选择，在LOAD时候有效 （本信号可复合在串行数据中，信号线可选）Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with A

47、spose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.FPGA与MCU接口只收不发串口模式： （模拟SPI）EFPGA与MCU接口收发串口模式：SCLK：串行时钟（MCU发起）SDO：串行发送数据信号LOAD：数据移位完成后装载信号CMDSEL（可选）：数据控制字选择，在LOAD时候有效 （本信号可复合在串行数据中，信号线可选）SDI：串行接收信号RDY:串行数据准备完成Evaluation only.Created with Aspose.Slides for .NET 3.5 Client

48、Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.FPGA与MCU接口收发串口模式：Evaluation FPGA与51单片机接口外扩存储器总线Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty

49、 Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.FPGA与51单片机接口外扩存储器总线Evaluation#include / 注意：此头文件必须包含void main(void)/ 给出锁存器00H地址信号XBYTE0 x0 = 0 x8A;/ 给出锁存器01H地址信号XBYTE0 x1 = 0 xAD;Evaluation only.Created with Aspose.Slides for .NET 3.5 Cl

50、ient Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.#include / 注意：此头文双向Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Cr

51、eated with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.双向Evaluation only.Evaluation oFPGA与MCU接口不建议采用双向端口不建议模拟存储器总线Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides fo

52、r .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.FPGA与MCU接口不建议采用双向端口Evaluation 其他Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose

53、Pty Ltd.其他Evaluation only.Evaluation oFPGA应用相关高速A/D、D/A连接与MCU接口设计高速电路设计多电压系统电源设计EMC电磁兼容Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd.FPGA应用相关高速A/D、D/A连接Evaluation HDL使用HDL硬件描述语言Verilog HDLVHDL用HDL进行数字逻辑的描述、仿真Evaluation only.Created with Aspose.Slides for .NET 3.5 Client Profile .Copyright 2004-2011 Aspose Pty Ltd