L11A Registers and Register TransferL11B Parallel Adder with AccumulatorL11C Shift RegistersL11D Design of a Binary CounterL11E Design of a Binary Counter - Up-down CounterL11F Design of a Binary Counter - Loadable Counter with Count EnableL11G Counters for Other Sequences - T Flip-FlopL11H Counters for Other Sequences - D Flip-Flop, S-R Flip-Flop, J-K Flip-Flop