Solved 1. Using the 74LS163 counter below (D is the | Chegg.com
VHDL Binary Counter : r/FPGA
Multisim 74ls163 4 to 14 counter - YouTube
IC 74LS163 TTL LS series BCD COUNTERS 4-BIT COUNTERS DIP16
Synchronous Counter with MSI Gates - ppt download
I built a 74LS163 4-bit Binary Counter, following the logic diagram on it's data sheet; Fully functional, all I/O working (besides VCC or GND) : r/technicalminecraft