Subversion Repositories System09

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Rev Log message Author Age Path
181 Add a copy of the derived ROM contents so that you can go directly to ISE GUI without having to 'make roms' davidgb 745d 05h /
180 removed xdc file since ISE 14.7 does not support XDC davidgb 745d 06h /
179 Zybo port done to the same point as the Atlys port. The hardware appears to work but the ACIA is not communicating properly. davidgb 745d 06h /
178 work on constraints file davidgb 745d 18h /
177 work on zybo port davidgb 745d 18h /
176 Don't delete system09_impact.cmd on 'clean' davidgb 745d 19h /
175 Corrected RS-232 pin connections. Cleaned up code. Removed debug code.
System boots but the baud clock must be wrong - get garbage on hyperterm.
davidgb 745d 19h /
174 Added button debounce. Single-step button. multiplex LED to show nibbles of addr and data for debug. Confirmed that CPU is reading from sys09swt.vhd SBug ROM correctly. Still need to debug ACIA output. davidgb 745d 23h /
173 Add another 16k BRAM for 56K total memory davidgb 747d 18h /
172 Add 16k RAM davidgb 747d 18h /
171 remove old Xess files davidgb 748d 00h /
170 More debugging. Can now see cpu_addr incrementing correctly.
Added 32k BRAM 0000-7FFF.
davidgb 748d 00h /
169 Fixed clock connection and reset button polarity. Debug LED counting and cpu_clk now indicates some activity. davidgb 748d 05h /
168 Added more pinloc info. Switched RS-232 to use PMOD connector for more h/w debug visibility. davidgb 748d 05h /
167 Update MAP_FLAGS for z20. Update UCF to have Pmod JC for the RS-232 Pmod davidgb 748d 18h /
166 hack some pin locs. davidgb 748d 18h /
165 initial checkin for zybo z20. Still need to fix ucf file. davidgb 748d 19h /
164 work on impact support davidgb 748d 19h /
163 more directory cleanup davidgb 748d 19h /
162 stripped down to most basic system (no vdu, keyboard, sdram, ide, etc). davidgb 748d 19h /

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