Hochschule Kempten      
Fakultät Elektrotechnik      
Elektronik       Fachgebiet Elektronik, Prof. Vollrath      

Videos EEBench

07.12.2022 Joerg Vollrath

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Overview

  1. EEBench
    My name is Joerg Vollrath and I want to show you an electronic project of an open source electronic bench (Show hardware).
  2. In the final stage FPGA (BASYS3), Arduino Maker Wifi 1010, ESP32 and RaspberryPi hardware with different ADC, DAC and power supply (PMOD) extensions should be supported
  3. At the moment a BASYS3 (130.-..190.-Euro) FPGA board is controlled from a PC via a serial interface to provide a signal generator (3.3 V, 16-Bit, sine: 7.6 MSps, R2R DAC) and 4 channel oscilloscope (1 V, 12-Bit, 125 kSps ADC) function.
  4. A nodejs web server delivers a web page as user interface and does serial communication with the FPGA board
  5. Since the system can be operated I would like to demonstrate the basic functionality
  6. Sources (zip files) for FPGA and nodejs
  7. Hardware setup
  8. Software setup (install nodejs and with npm packets)
  9. Start Hardware (download bitfile) and Software
  10. Waveform generation (DC, Sine, triangle, step)
  11. Oscilloscope (trigger, range, offset, measurement values)
  12. FFT (without windowing, DC noise, sine, matched sine)
    AWG sine 400mV, 400mV, 1.40851 kHz
  13. Histogram (DC signal, sine, triangle)
  14. Summary ( Working low cost, open source project)

Video EEBench 07.12.2022


Länge: 7:10 min
00:0 EEBench by Joerg Vollrath

00:17 BASYS 3 Hardware

01:03 VHDL and nodejs

01:26 Vivado with EEBench, Bitstream generation

02:00 Program the device

02:36 NodeEEBench folder

03:02 NodeEEBench.bat

03:44 Browser

03:57 Arbitrary wavform WG

04:20 Oscilloscope, trigger, moving

05:03 Min, max, average, amplitude, periode,

05:20 FFT

05:43 FFT with fitting sine

06:12 Histogram

06:32 Outlook customization

06:55 Available zip files