TNKernel USB bulk firmware is USB bulk device driver for TNKernel real-time OS. Current version works only with Philips LPC214x ARM-based microcontrollers with and without DMA support. Data transfer speed exceeds 1 MByte/sec.
Free download package contains USB bulk firmware source code(with TNKernel v.2.1) and examples for Philips LPC2146 microprocessor (includes projects for Rowley CrossWorks Studio(GCC) 1.5, IAR ARM v.4.30, GCC 3.4 (4.10), ARM ADS 1.2, ARM RVCT 2.2, Keil RVC v.3) and also LPC2146 reference board's schematic.
http://www.tnkernel.com