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Instructor: Evgeniy Kuksin Preformed by: Ziv Landesberg Duration: 1 semester.

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Presentation on theme: "Instructor: Evgeniy Kuksin Preformed by: Ziv Landesberg Duration: 1 semester."— Presentation transcript:

1 Instructor: Evgeniy Kuksin Preformed by: Ziv Landesberg Duration: 1 semester

2 Bio potential detector measures the electric potentials on the surface of living tissue. Bio potential detection is useful in many medical application such as ECG, EMG, AND EEG MONITORS. Therefore is also useful to have the ability to test the Bio potential detector by a bio potential simulator.

3  The project goal is to implement a controller of a bio exponential simulator. The controller should control the signal at the output of the simulator.

4 host PCB FPGA Material like living tissue

5 Signal generator (after analog detection and integration ) Signal generator (after analog detection and integration ) FPGA D/A 5382 A/D 7961

6  The code on the FPGA shall be divided to two main parts.  The first part is the calibration of the D/As’ m and c registers. This registers should allow to digitally set the slope to 1 and to eliminate the bias.  The second stage is the normal running of the system, which continuously reading values from the dram and sending them to the D/As.

7  FPGA that can be programmed using LABVIEW  LVDS card(for debugging)  PCB with 4 DACs and 1 ADC

8 Reg,addres(always changed at same time) data Wr’ ldac Wait to host DACs timings at calibration value

9 sdout din sck cnv Start new cycle at host command ADC timings at calibration readclockwriteclockreadwriteclock

10 Reg,addres(always changed at same time) data Wr’ ldac Wait to busy Repeat 32 times Wait for output stabelize/wanted freq(optional) Dacs timings at normal runing value read Read next 32 Values from dram

11 Stage 1 :build the calibration code Stage 2: write the code of the regular running of the system Stage 3: create the signal generator in labview 15 decemberl30 november15 november31 octoberEstimated date Stage 1 Stage 2 Stage 3 Yellow- means partially done Red- means need to be done


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