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=== JK Flip Flop === | === JK Flip Flop === | ||
The JK flip flop is an extension of the RS flip flop. The J line serves as | The JK flip flop is an extension of the RS flip flop. In addition to the set and reset lines of the RS flip flop it uses J, K and a clock input. | ||
The J line serves as a clock dependent set input while the K line does the reset job. Optionally, a clock input may be provided. State changes do not occour immediately, but on the next raising edge of the clock signal. The state of J=K=true causes the output to toggle it's current state on the next raising edge of the clock signal. | |||
If no clock signal is provided, the frame rate serves as the clock input. | If no clock signal is provided, the frame rate serves as the clock input. | ||