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Maxim MAX7219
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This is a set of example captures of a Maxim MAX7219 LED display driver.

Details:
https://www.maximintegrated.com/en/products/MAX7219


Logic analyzer setup
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The logic analyzer used was a Saleae Logic clone (at 2MHz):

  Probe       MAX7219
  -------------------
  0           MISO (not used by this chip)
  1           CS#
  2           MOSI
  3           CLK


Data
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The capture was generated using PulseView.

The chip was driven by an FTDI FT232H connected to USB, using a custom Perl
program to drive the signals, including the intentional error cases.