NuttX-5.3

This is the 50th release of NuttX. This release support for one new architecture:

• A basic port for the NXP LPC2378 MCU on the Olimex-LPC2378 development board was contributed by Rommel Marcelo.

And extensions to two existing architectures:

• David Hewson contributed a dual-speed (full/high) USB device-side driver for the NXP LPC3131 on the Embedded Artists EA3131 development board.

• A DMA driver and a high speed MCI driver for the Atmel AT91SAM3U are included (but not fully tested in this release).

Two important bugfix was also included:

• An important fix to the USB mass storage driver was contributed by David Hewson.

• A serious error in the AT91SAM3U PIO handling was fixed.