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Subversion Repositories System09

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Rev Log message Author Age Path
177 work on zybo port davidgb 1187d 10h /
176 Don't delete system09_impact.cmd on 'clean' davidgb 1187d 12h /
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 1187d 12h /
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 1187d 15h /
173 Add another 16k BRAM for 56K total memory davidgb 1189d 11h /
172 Add 16k RAM davidgb 1189d 11h /
171 remove old Xess files davidgb 1189d 16h /
170 More debugging. Can now see cpu_addr incrementing correctly.
Added 32k BRAM 0000-7FFF.
davidgb 1189d 16h /
169 Fixed clock connection and reset button polarity. Debug LED counting and cpu_clk now indicates some activity. davidgb 1189d 22h /
168 Added more pinloc info. Switched RS-232 to use PMOD connector for more h/w debug visibility. davidgb 1189d 22h /

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