I have tested a few external chips on the Arduino Uno / Pro Mini with assorted results :
TLC5510 - 8 bit
Ad1175 - 8 bit
Ad9220 - 12 bit
These had a little complexity in needing to create additional boards / breadboards.
-- Results did give me up to 3 MSPS of adc samples !
Congratulations. According to the data sheet, the AD9220 can reach 10.0 MSPS and the TLC5510 up to 20.0 MSPS.
How did you process the data?
Below are the sites that gave me the start
Technical, Arduino, LED, LCD, Robotics
Technical, Arduino, LED, LCD, Robotics
->
Continuing on from our previous article, we'll find a solution to the clock glitches, add a serial LCD screen to free more pins, and introduce an eight-bit fast ADC. Then, put it all together to make an even nicer digital storage oscilloscope.
Except, that I used the TLC5510 & AD1175 chips - but used alternate Clock chip , without modifying the Arduino. I also tried clocking the ADCs via bitbang the CLK pin - but this was more like 2MSPS as a result.
system
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December 19, 2022, 7:23pm
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