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[/] [System09/] - Rev 194

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Rev Log message Author Age Path
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 1162d 09h /System09/
173 Add another 16k BRAM for 56K total memory davidgb 1164d 04h /System09/
172 Add 16k RAM davidgb 1164d 04h /System09/
171 remove old Xess files davidgb 1164d 10h /System09/
170 More debugging. Can now see cpu_addr incrementing correctly.
Added 32k BRAM 0000-7FFF.
davidgb 1164d 10h /System09/
169 Fixed clock connection and reset button polarity. Debug LED counting and cpu_clk now indicates some activity. davidgb 1164d 16h /System09/
168 Added more pinloc info. Switched RS-232 to use PMOD connector for more h/w debug visibility. davidgb 1164d 16h /System09/
167 Update MAP_FLAGS for z20. Update UCF to have Pmod JC for the RS-232 Pmod davidgb 1165d 05h /System09/
166 hack some pin locs. davidgb 1165d 05h /System09/
165 initial checkin for zybo z20. Still need to fix ucf file. davidgb 1165d 05h /System09/

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