Hello, I am trying to test CardInfo with an arduino mega and a 1GB mircoSD card. I am using a mac and can only format the SD card with FAT, which gives FAT16. When I run the program I get: Initializing SD card...Wiring is correct and a card is present. Card type: SD2 Could not find FAT16/FAT32 p…

1 GB microSD on MAC

fat16lib June 4, 2012, 4:55pm 10

This breakout has no level shifters or 3.3V regulator.

Did you connect VCC to 3.3V on the Mega?

What are you doing to translate the Mega 5V SPI SCK and MOSI signals to 3.3V for the SD card?

Topic		Replies	Views
Is my sd card compatible with SD.h Storage	3	2972	May 6, 2021
CardInfo Shows Disk is Not Formatted, when it is? Storage	3	331	August 12, 2021
macOs / Windows cannot read SdFat formatted card, but Arduino can? Storage	1	662	May 6, 2021
Some Cards Work Some Don't Storage	5	654	May 6, 2021
Arduino Mega, microSD with SD adapter , sdformater fails Storage	2	1943	May 6, 2021