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54 Added in a working C-library for the ZipCPU.

Provides stdin/stdout support.
dgisselq 2650d 16h /.
53 Removing the artyboard.h file from the dev directory. dgisselq 2650d 16h /.
52 Updated sw for the Arty. dgisselq 2650d 16h /.
51 Updated host software, following 8-bit byte updates. dgisselq 2650d 16h /.
50 Updated the CPU and distribution in general to handle 8-bit bytes. dgisselq 2650d 16h /.
49 Moved the location of the ZIPSYSTEM in memory, made the artyboard.h constants
more friendly and more complete, fixed two bugs in the CPU (jumps to breaks,
and s/w clearing of icache), added a NO_USERMODE option to the CPU, and more.
Rebuild any user programs before using this build.
dgisselq 2775d 05h /.
48 Greatly expanded the specification, including how to's, getting started guide,
register definitions, etc.
dgisselq 2777d 18h /.
47 Updated. dgisselq 2795d 10h /.
46 Sped the UART simulator back up to 1MBaud. dgisselq 2795d 10h /.
45 Updated the flash, and the flash test bench, for Quad I/O read commands. dgisselq 2795d 10h /.
44 Fixed the flash so that it now runs in 1) high speed (41MHz), and 2) that it
doesn't struggle to do read bursts. This should greatly speed up access time.
dgisselq 2795d 10h /.
43 Cleaned up the CPU memory documentation. dgisselq 2795d 10h /.
42 Fixed up the CPU so that it passes a multiply test bench, in addition to the
CPU test.
dgisselq 2795d 10h /.
41 Added the CPU test program to the Arty distribution. This works. dgisselq 2795d 10h /.
40 Fixed a problem with the declaration of variables to be volatile. dgisselq 2795d 10h /.
39 Fixes the OLED test so that it runs using the DMA. dgisselq 2795d 10h /.
38 ZipLoad can now load programs to non-reset locations. dgisselq 2795d 10h /.
37 Updated documentation and copyright. dgisselq 2795d 10h /.
36 Lots of changes, see the git changelog for details. dgisselq 2801d 19h /.
35 Added comments and copyright notice. dgisselq 2805d 06h /.

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