Given the timing waveforms shown in Fig. A11, write down the Verilog-HDL primitive gate instance that produces output 'F' from inputs 'A' and 'B'.
Time in ns ->
12
20
28
A
B
F
- - 15
Time in ns ->
10
18
22
25
Figure A11
(2.5 marks)
A12 Figure A12 shows a repeating clock waveform. Write down a complete initial sequential block to generate the signal 'CLK.
CLK
- 42 48
10 16
26 32
58 64
Figure A12
(2.5 marks)