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[/] [z80soc/] [trunk/] [V0.6/] [doc/] [RevisionHistory.txt] - Blame information for rev 40

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Line No. Rev Author Line
1 40 rrred
2008/05/24 - Modified RAM layout to support new and future improvements
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           - Added port 0x90 to write a character to video.
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           - Cursor x,y automatically updated after writing to port 0x90
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           - Added port 0x91 for video cursor X
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           - Added port 0x92 for video cursor Y
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           - Added suport for reading VRAM (dual port, dual clock vram)
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           - Updated ROM to demonstrate how to use these new resources
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           - Changed ROM to support 14 bit addresses (16 Kb)
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2008/05/14 - Implemented small changes in Rotary knob logic.
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           - Modified ROM to demonstrate rotary function.
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2008/05/12 - Added support for the Rotary Knob
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           - Changed RESET to Knob push button. Now, the 4 push buttons are available for user applications.
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2008/05/11 - S3E: Fixed bug in memory access. Vram and ram working, so could release the same rom as DE1 port.
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2008/05/04 - Spartan 3E port released, although not 100% functional (see README)
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2008/05/01 - Added Caps lock support. Upper and lower case characters are now supported for keyboard input.
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2008/04/19 - Added complete character set support
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           - Modified the Z80 demo program format the screen output and input
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2008/04/16 - Release of Z80SoC-0.5-DE1-Beta
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- Features:
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        - IO pins access by ports (7segdisplay, leds, switches, push buttons, gpio)
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        - 8 KB VRAM memory mapped
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        - 8 KB ROM
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        - 4 8KB SRAM
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        - Video 40 x 30 Uppercase and Numbers noly
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        - PS/2 keyboard input

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