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Rev Log message Author Age Path
36 - merged all signals from std_logic to std_ulogic
- some beautifying of the code... ;)
zero_gravity 3613d 23h /
35 - optimized instruction memory interface (to allow better memory usage on altera devices)
- minor bug fix in CTRL.vhd
- some rtl source file formating
zero_gravity 3633d 21h /
34 - uart_print function optimized (one instruction less)
- bug fix in bootloader'S get_hex_word function (now accepts capital letters, too)
- more clearness: design is BIG ENDIan (sorry for the confusing and thx to Ken ;) )
- bug fix in SYSTEM_IO read_back (output port can now be read)
- minor bootloader updates
- FFT added to example collection
zero_gravity 3824d 23h /
33 - new bootloader version (minimal edits)
- updated documentary
- multiplications are SIGNED now (changeable by VHDL configuration constant)
- bug fix in assembler (PEEK pseudo-instruction)
zero_gravity 3842d 18h /
32 - new instruction available:
- MUL = get low multiplication result
- MULH = get high multiplication result
- updated assembler to support MULH instruction
- updated bootloader
- updated documentary
- updated simulation ISIM waveform
- minor RTL fixes
zero_gravity 3846d 00h /
31 - updated documentary
- newest bootloader version
- bug fix of opcode decoder - error with CPX options fixed
- boot init files available for example programs
zero_gravity 3852d 21h /
30 - fixed bootloader checksum issue - now it is working fine ;)
- doc update with new synthesis results (with WB RAM)

have a nice weekend! :D
zero_gravity 3859d 00h /
29 - this time it is the right bootloader version ;) zero_gravity 3861d 21h /
28 - new bootloader! now supporting boot from Wishbone device
- doc updated
zero_gravity 3861d 21h /
27 - [software] new bootloader version
- [asm] supports now '\n' line break in strings
- [rtl] minor bug fixes
- [doc] new version
- [sim] waveform update
zero_gravity 3865d 22h /
26 - [doc] sorry, error in long relative branches example ;) zero_gravity 3878d 18h /
25 - assembler update: option for loading relative offset to a label into a register added
- doc update: example for using the new rel offset option
zero_gravity 3878d 18h /
24 - new stack pseudo-instructions added (peek, push, pop) zero_gravity 3882d 22h /
23 new version!
- new wishbone bus adapter added (com1_core)
- conditional move instructions added
zero_gravity 3883d 20h /
22 DOC update (error corrections) zero_gravity 3890d 21h /
21 New repository setup for the brand new Atlas 2k Processor! zero_gravity 3898d 19h /
20 re-init of project repository zero_gravity 3898d 19h /
19 bug fixes in:
- MMU.vhd
- BUS_INTERFACE.vhd

initial setup of "atlas-x2" project folder
zero_gravity 4151d 00h /
18 huge update:
- doc update
- several bug-fixes in MMU, CTRL and BUS_INTERFACE.vhd
have fun ;)
zero_gravity 4173d 20h /
17 - new interrupt vector: unique vector for undefined instructions / access violations ("command error trap")
- bug fix in assembler: correct absolute address generator - assembler works fine now ;)
zero_gravity 4184d 00h /

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