I decided to implement DMA SPI for SdFat on Due. I couldn't be more pleased with the results! Here are bench.ino results for very large, 32 KB, reads and writes with this class 4 Sandisk 8 GB card: [image] Amazon.com: SanDisk 8GB SDHC Memory Card (RETAIL PACKAGE) : Electronics SanDisk …

Happiness is SdFat with DMA SPI

Markus_L811 November 28, 2012, 9:19am 4

Please share the modifications with us.

Can't what for that.