Secure Digital (SD) Card for ESP32
Initially copied from https://github.com/espressif/arduino-esp32/blob/f6c9faf4daeff4ac6bcfafd55dbb1fb922b304ed/libraries/SD/examples/SD_Test/SD_Test.ino
And then edited to get working with my ESP32-WROOM-DA compatible module https://www.amazon.com/gp/product/B0718T232Z
With a HiLetgo Micro SD TF Card Adapter SPI Interface https://www.amazon.com/dp/B07BJ2P6X6
And a Gigastone 8GB Micro SD Card https://www.amazon.com/dp/B0858FBL8V