The Freedom-K64F is an ultra-low-cost development platform for Kinetis K64, K63, and K24 MCUs.

4-bit SDIO for microSD on K64F?

21 Apr 2016

Has anyone developed an SDHC driver for the K64F SDHC controller that utilizes the 4-bit parallel, FIFO, DMA for the microSD peripheral. Current mbed core uses SPI1 to talk to the microSD.