I have an Arduino Mega 2560 where I have used a MicroSD Card Module to Read/Write Data on the Micro SD Card. I have tried using the Example in the Arduino IDE but the data is not being written or read by Arduino to the SD Card Module. The connections with the module is exactly how it is described i…

SD Card Read/Write Arduino Mega Fail

jimLee December 2, 2018, 6:33am 3

"myFile = SD.open("test.txt");"

try --> myFile = SD.open("/test.txt",FILE_WRITE);

-jim lee