2008.12

*

*

*

*

*

* ADCMCU+FPGADAC

* 1 1 2 32 1 2 3

*

* 1 1 22 11Hz 2100mV3V100mV 31Hz 4

*

* B 1 1 2 32 1 2 3

* B

* B 1 1 2 2 1 2

* B

* C

11 LED2 T5kHz50Hz212

* C

T

* B 1 1 2 2 1 2 3

* B

* C 1 1 2 2 1 2

* C

* D 1 1 2 2 1 2

* D

* C 1110MHz~30MHz 2212XY

* C

* A 11235521220Hz3

* A

* C

A / D

TP

* C

* PLL+VCO+m/n, DDS, DDFSDDS

*

*

* DDSFPGAD/ADDS1DDS2

* /

* FPGAA/D/

* YTXYYTZXYZ

*

FPGA

D/A D/AD/AXYZ

*

* FIR/IIR,; DFTFFT /

* FPGA

* FPGA

* MCU+FPGA DDS LCD/OLED

*

*

* 1994 1999 1999 2001 2003 2005 2007 2007

*

*1 1 2 2 1 2

* DFT AT89C52CPLDA/D DFT DFT EDA CPLD

*

* 1 A/D U= 1 I= 2 P= 3 Q= 4 5 ,

*2DFT

==

*

*

*

11 LED2 T5kHz50Hz212

* 89C52FPGADDST : DDS T FPGA EDA

*

*

*

*

*

*

*

*

*

* 1 1 2 2 1 2 3

* CPLDXY / CPLD X-Y

*

*MfsSA/DA/D

*

*

*

* XY

*

*

*1 1 2 2 1 2

* DDSFPGA CPLD

DDS

*T1T2

T3

2FPGA D/A

D/ACPLD A1B1A2B2CPLD 1

* P K M f0

* PIRAD/AA2D/AA1B

D/AB2

D/AB1KPFPGAVo1Vo2NA1NA2fxfCLk

*

* /

*

*1110MHz~30MHz 2212XY

* DSPFPGADDSFPGADSPDFT FPGA DSP

*

FPGA/

0.8MHz

DSP

10dBm

20mv

1dBm

-7dBm

1v

*

1

A/D

DSP

FPGA

DDS

D/A

LCD

*

*

29MHz

29MHz

50

20

49

51

80

/MHz

/MHz

70

40

69

71

100

11

40

41

42

71

/MHz

*---

2.425

1.2

40

MHz

MHz

3.65

-40

0.8

0.8

MHz

0.425

0.425

0.8

*

*

ADAD9238

DSP

* DDS

D/A

*

* AM

* FPGANCOFIR

*

D/A_Y

D/A_X

DSP

X

Y

*

*

*11235521220Hz3

* FPGADFT FPGA DFT

*

*ADC ADC ADC

*matlabDFT20Hz40Hz30Hz

*DFT

*

*

*DFT

*

* DFT1024

*

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