Motorola DSP56001 assembler

 a56 is an assembler for the Motorola DSP56001 family of microcontrollers.
 .
 It is capable of compiling the firmware used in Linux' dsp56k.c driver.
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 Example DSP code for musical effects such as chorus, flange, and reverb
 can be found at http://www.zdomain.com/a56/src/examples/ (unfortunately
 copyright prevents distribution).