•  Test the solution at your NEXYS-kit:    Bcd_count4.bit
•  Download the source files here:
  • Bcd_Count4.vhd
  • Bcd_Counter.vhd
  • Muxdisplay_ver5d.vhd
  • Bcd_Count4_diagram.sch - not really needed

BASYS_NEXYS_UCF.vhd  Remember to save this as BASYS_NEXYS.UCF

Alternative - Schematic of the Bcd_Count4