New SdFat optimized for Mega and Teensy 3.0

:~
Figure 43-1. DSPI Block Diagram - shows 32bit data path to the shift register (and and extra for command)
43.1.2 "SPI frames longer than 16 bits can be supported using the continuous selection format"..
43.3.9 "Eight- or sixteen-bit read accesses to the POPR have the same effect on the RX FIFO as 32-bit read accesses"..
43.4.2 "The SPI frames can be 32 bits long."..

  1. Sales Managers, not engineers, rule the world.
    :slight_smile: