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

Provides stdin/stdout support.
dgisselq 2628d 11h /
53 Removing the artyboard.h file from the dev directory. dgisselq 2628d 11h /
52 Updated sw for the Arty. dgisselq 2628d 11h /
51 Updated host software, following 8-bit byte updates. dgisselq 2628d 12h /
50 Updated the CPU and distribution in general to handle 8-bit bytes. dgisselq 2628d 12h /
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 2753d 01h /
48 Greatly expanded the specification, including how to's, getting started guide,
register definitions, etc.
dgisselq 2755d 14h /
47 Updated. dgisselq 2773d 05h /
46 Sped the UART simulator back up to 1MBaud. dgisselq 2773d 05h /
45 Updated the flash, and the flash test bench, for Quad I/O read commands. dgisselq 2773d 05h /
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 2773d 05h /
43 Cleaned up the CPU memory documentation. dgisselq 2773d 05h /
42 Fixed up the CPU so that it passes a multiply test bench, in addition to the
CPU test.
dgisselq 2773d 05h /
41 Added the CPU test program to the Arty distribution. This works. dgisselq 2773d 05h /
40 Fixed a problem with the declaration of variables to be volatile. dgisselq 2773d 05h /
39 Fixes the OLED test so that it runs using the DMA. dgisselq 2773d 05h /
38 ZipLoad can now load programs to non-reset locations. dgisselq 2773d 05h /
37 Updated documentation and copyright. dgisselq 2773d 05h /
36 Lots of changes, see the git changelog for details. dgisselq 2779d 14h /
35 Added comments and copyright notice. dgisselq 2783d 02h /

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