Sequential Systems
Flip-Flops/ Latches
Set/ Reset Nor Latch (SR Nor Latch)
SR latch Operation
SR latch Operation (cont)
What about S=R=1? (Set,Reset both true?)
What happens when S,R return to 0?
SR Latch, R dominant
Set/ Reset Nand Latch (SR Nand Latch)
Switch Bounce
A Debounced Switch
Debounced Switch Timing
Terminology
D-Latch (Data Latch)
D-Latch Operation
D-Latch Implementation
Data Flip-Flop (DFF, falling edge triggered)
DFF Operation
DFF Implementation (falling edge triggered)
DFF Internal Operation
DFF Implementation (rising edge triggered)
A Clock Waveform
JK Flip-Flop (rising edge triggered)
JKFF Operation
JKFF Implementation
Togggle Flip-Flop (rising edge triggered)
TFF Operation
TFF Implementation
What do you have to know?
Email: reese@erc.msstate.edu
Home Page: http://www.erc.msstate.edu/~reese
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