1. Changed from “0” to “1”
2. Changed from “1” to “0”
3. Changed in either direction
4. Not changed
Changed from “0” to “1”
1. J=K=1 and Flip-Flop has active High Inputs
2. J=K=0 and Flip-Flop has active Low Inputs
3. J=K=1 and Flip-Flop has active Low Inputs
4. J=K=1 and Flip-Flop Should be negative edge triggerd
J=K=1 and Flip-Flop has active High Inputs
1. 8th input pulse
2. 10 th input pulse
3. 12 th input pulse
4. 16 th input pulse
10 th input pulse
1. Does not occur
2. Occurs when CLK=0
3. Occurs when CLK=1 and A=B=1
4. Occurs when CLK=1 and A=B=0
Does not occur
1. Mod-4-counter
2. Mod-5-counter
3. Mod 6 counter
4. Mod 7 counter
Mod-4-counter
1. Converts binary to BCD
2. Converts BCD to binary
3. Decrements accumulator
4. Add contents of accumulator to accumulator
Converts binary to BCD
1. 8CH at port 1
2. 00H at port 1
3. FFH at port 1
4. FFH to 00H at port 1
FFH to 00H at port 1
1. Stack pointer
2. Accumulator
3. Program counter
4. Stack
Program counter
1.
2.
3. x2⊕ x0
4. x2 x0
1.
2.
3.
4.