In order to proceed through the test case, first of all delete the Scopy *.ini file (saves previous settings made in Scopy tool) from the following path on Windows: C:\Users\your_username\AppData\Roaming\ADI .
Open the Oscilloscope instrument. The interface must look like the picture below:
Press multiple times on the “Run” button to check if the instrument works.
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Description | Test Steps | Steps Resources | Expected Results |
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FFT Function | 1. Open the General Settings. Turn on FFT. Set the Signal Generator to the following: | ![]() | The interface must look like the image in the “Step Resources” picture on the left. |
a. For Channel 1: Square wave, 5Vpp, 1kHz | |||
Oscilloscope’s Configurations: | |||
a. Select Channel 1. | |||
b. Horizontal: Time Base – 5ms/div, Position – 0ms | |||
c. Vertical: Volts/Div – 1V/div, Position – 0V | |||
X-Y Plot | 2. Plot the current vs voltage characteristics of a PN junction diode. Use 1k-ohm resistor and a 1N914 small signal diode. Refer to the Steps Resources picture for the circuit and breadboard connections. | ![]() | |
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3. Signal Generator’s Configuration: | ![]() | The XY plot must look like the image in the Steps Resources on the left. | |
a. For Channel 1: Triangle wave, 6Vpp, 100Hz, 0V Offset | |||
Oscilloscope’s Configurations: | |||
a. General Settings: XY (View) – ON (to plot the voltage across the diode (scope CH1) on the X axis against the current in the diode (scope CH 2) on the Y axis) | |||
Export Feature | 4. Remove the connections to the previous circuit. Set these configurations to the Signal Generator: | ![]() | The interface must look like the image in the Steps Resources column. |
a. For Channel 1: Sine wave, 2Vpp, 200Hz | |||
b. For Channel 2: Square wave, 5Vpp, 500Hz | |||
c. Connect W1 to scope CH1 and W2 to scope CH2. Monitor this on the Oscilloscope. | |||
Oscilloscope’s Configurations: | |||
a. Select Channel 1. | |||
b. Horizontal: Time Base – 1ms/div, Position – 0ms | |||
c. Vertical: Volts/Div – 1V/div, Position – 0V | |||
d. Run both instruments. | |||
Export Channel 1 | 5. Open General Settings and turn off “Export All.” Export only Channel 1 by selecting it in the channel choices. Click “Export.” | ![]() | The interface must look like the image in the Steps Resources column. |
6. A window will pop up for saving the file in .csv format. Set the file name as Channel1.csv. Save the file. | ![]() | The interface must look like the image in the Steps Resources column. | |
7. Open the file. | ![]() | The interface must look like the image in the Steps Resources column. | |
Export Channel 2 | 8. To export Channel 2, repeat the steps done in Channel 1 and save it as Channel2.csv. | ![]() | The interface must look like the image in the Steps Resources column. |
Exporting All Channels | 9. Add Math Channel 1, (2*t0). To export all channels the including Math channel, turn on the “Export All.” All the channels will be included in the file. Repeat the same steps of exporting a channel and save the file as allchannels.csv. | ![]() | The interface must look like the image in the Steps Resources column. |
Snapshot and Reference Waveform | 10. Add a reference waveform by clicking the ‘+’ button, just as you would add a Math channel. Click “Reference” and browse for Channel1.csv that was exported earlier. The channels available for import must only be Channel 1. Click import. Do the same to Channel 2. | ![]() | The loaded waveform must be the same as what had been saved earlier. This is now a reference waveform. |
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11. Add another reference waveform; select allchannels.csv. The channels available for import must now be Channel 1, Channel 2, and Math Channel 1. Select only Math Channel 1. Click import. | ![]() | The waveform must load the same as what has been saved earlier. This is now a reference waveform. | |
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12. Add another reference waveform using Snapshot. Increase the amplitude of the waveform in Signal Generator’s CH1. Monitor CH1 of the oscilloscope, then click “Snapshot.” | ![]() | REF 4 must be added. The waveform must correspond to the signal set in signal generator. | |
Preferences | 13. Click “Preferences” at the bottom of the instrument list, got to the “Oscilloscope” section, and check the box for “Enable labels on the plot”. | ![]() | The plot must look like the image in the Steps Resources on the left. Labels must be seen respectively in each channel and math channels. The labels must follow accordingly as the time base or volts/div is changed. |
Software AC Coupling | 14. Set these configurations in the Signal Generator: | ![]() | The plot must look like the image in the Steps Resources on the left. It shows that there is a 3-volt offset. |
a. For Channel 1: Sine wave, 2Vpp, 1kHz, 3V Offset | |||
Oscilloscope’s Configurations: | |||
a. Select Channel 1. | |||
b. Horizontal: Time Base – 200us/div, Position – 0ms | |||
c. Vertical: Volts/Div – 1V/div, Position – 0V | |||
d. Run both instruments. | |||
15. Turn on “AC Software Coupling” on oscilloscope CH1. | ![]() | The trace must slowly move towards 0V until it looks like the image in the Steps Resources on the left. | |
16. Repeat steps 11 and 12 for oscilloscope Channel 2. | The same result must show. | ||
Probe Attenuation | 17. Turn on “Measurement” and turn on “Display All.” Change the probe attenuation to 0.1X, 10X, 100X, respectively. | ![]() | As the probe attenuation is changed, the measurement must change respectively i.e. 2Vpp with 10X must be shown as 20Vpp. Labels on the plot as well as the Volts/div must also change. |
External Trigger | 18. Connect the pins as shown in the Steps Resources on the right. | ![]() | |
19. Pattern Generator’s Configuration: | ![]() | The interface must look like the image in the “Step Resources” picture on the left. Trace is triggered at rising edge. | |
a. Enable DIO-0 and set as clock with 5kHz frequency. | |||
Oscilloscope’s Configurations: | |||
a. Select Channel 1. | |||
b. Horizontal: Time Base – 200us/div, Position – 0ms | |||
c. Vertical: Volts/Div – 1V/div, Position – 0V | |||
d. Trigger Settings: Internal (Analog) – OFF, External Trigger – ON; Digital: Source – Channel 1, Condition – Rising Edge; Set to Auto (?) | |||
20. Change the condition to “Falling Edge.” | ![]() | Trace is triggered at falling edge. When changing the condition, the plot must follow accordingly. | |
21. Disconnect T1 and replace it with T0. Change channel source to Channel 2. Repeat steps 18 and 16. | The trace must still be triggered the same as with T1. | ||
Autoset | 22. Disconnect the connections from the previous steps. Connect Scope CH1+ to W1 and Scope CH1- to GND. Set these on the Signal Generator: to the following: 2V 5MHz sinewave. Run signal generator and oscilloscope. Click Autoset. | ![]() | After clicking, wait until the signal/waveform is properly displayed. Trigger must be automatically set to (max-min)/2 - at 50%. Vertical and Horizontal values must automatically be adjusted. |
a. For Channel 1: Sine wave, 2Vpp, 5MHz | |||
b. Run Signal Generator and Oscilloscope. On the Oscilloscope, click “Autoset.” | |||
23. Change signal to a 5V, 500kHz sinewave. Click “Autoset” again. | ![]() | After clicking, wait until the signal/waveform is properly displayed. Trigger must be automatically set to (max-min)/2 - at 50%. Vertical and Horizontal values must automatically be adjusted. | |
24. Change the signal to a 10V, 500 Hz sinewave. Click “Autoset” again. | ![]() | After clicking, wait until the signal/waveform is properly displayed. Trigger must be automatically set to (max-min)/2 - at 50%. Vertical and Horizontal values must automatically be adjusted. | |
25. Repeat steps with Channel 2. | |||
Print Plot | 26. Connect Oscilloscope’s CH1 to Signal Generator’s CH1+. Connect Oscilloscope’s CH2 to Signal Generator’s CH2. Set these on the Signal Generator: | ![]() | The expected result must be a pdf file: plotscreenshot.pdf |
a. For Channel 1: Sine wave, 10Vpp, 1kHz | |||
b. For Channel 2: Square wave, 5Vpp, 1kHz | |||
Oscilloscope’s Configurations (For Channels 1 and 2): | |||
a. Horizontal: Time Base – 200us/div, Position – 0ms | |||
b. Vertical: Volts/Div – 1V/div, Position – 0V | |||
c. Press the “Print” button in the top left of the Oscilloscope instrument and save the file in pdf format. | |||
Curve Style | 27. On the Signal Generator, set Channel 1’s frequency to 2MHz and Channel 2’s to 5MHz. Monitor both channels in the Oscilloscope. Change curve styles of both channels. | ![]() | The waveform must correspond to the changes set on the curve style. |
Gating | 28. Signal Generator’s Configurations: | ![]() | The peak-to-peak reading must be half the set amplitude. Channel 1 peak-peak = ~5V, channel 2 peak-peak = ~2.5V. |
a. For Channel 1: Sine wave, 10Vpp, 10kHz | |||
b. For Channel 2: Sine wave, 5Vpp, 1Hz | |||
Oscilloscope’s Configurations: | |||
a. Enable the “Measure” feature and turn the “Gating Settings” on. | |||
b. For Channel 1: Move the gating sliders to ~0s and ~50us. | |||
c. For Channel 2: Move the gating sliders to ~0s and ~500us. | |||
Histogram | 29. Open the General Settings and turn the “Histogram” on. Change the waveform of both channels to square. | ![]() | A window must be displayed showing the histogram of the waveform. For this case, the histogram must show the high and low value of the square waves. |
ADC Digital Filters | 30. Refer to the following document for ADC digital Filter calibration. | Compensation using the digital filters | |
31. Set these on the Signal Generator: | ![]() | The interface must look like the image in the “Step Resources” picture on the left side. | |
a. For Channel 1: Square wave, 2Vpp, 1kHz | |||
Oscilloscope’s Configurations: | |||
a. Select Channel 1. | |||
b. Horizontal: Time Base – 200ms/div, Position – 0ms | |||
c. Vertical: Volts/Div – 500mV/div, Position – 0V | |||
d. Calibrate the signal with the hardware trimmers. | |||
32. Set the Oscilloscope’s Volt/Div to 1V/Div (high gain mode). | ![]() | The waveform was adjusted in low gain mode and in high gain mode it must look similar to the step resources picture. | |
33. Enable the ADC Filters (Filter 1 Filter 2) from channel settings and set the parameters as follows: Filter 1: TC=60, gain=-0.025, Filter2: TC=9, gain=0.047. | ![]() | The result must be like in the step resources picture where signals are as follows: Initial signal (green),Filter 1 signal(cyan), cascaded filters signal(orange). | |
34. Now if you switch between high gain (±2.5V) and low gain (±25V), you must see a Square waveform in both cases. | ![]() | The filters must be active in the the mode they were enabled. | |
35. Repeat steps 31-34 for Signal Generator and Oscilloscope’s Channel. |
Test Results will be recorded in the following document:Oscilloscope Test Case
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