Question

Part A: Verify the operation of a J? flip-flop by providing appropriate inputs to the J, ?, Preset, and Clear pins. Use CLOCK input to the flip-flop to function properly ( can be found under wiring in Logisim).

Please do the question on Logisim! Do not do only on paper. Thank you

Answer 1

Preset	Clear	Clk	J	K	Qn	Qn'
0	0	X	X	X	1*	1*	Invalid
0	1	X	X	X	1	0	Preset
1	0	X	X	X	0	1	Clear
1	1	X	X	X	Qn-1	Q'n-1	No Change
0	0	UP	0	0	Qn-1	Q'n-1	No Change
0	1	UP	0	1	0	1	Reset
1	0	UP	1	0	1	0	Set
1	1	UP	1	1	Q'n-1	Qn-1	Toggle