Resistors?usually 300 Ω apiece?inserted between a decoder and a 7-segment display are ________.
Options
A. pull-up resistors to keep logic HIGH when the input is open
B. sense resistors to enable a test of logic levels
C. current limiting resistors for the 7-segment display
D. surge resistors to prevent damage from power-line variations
Correct Answer
current limiting resistors for the 7-segment display
More questions
1. A retriggerable one-shot has a pulse width of 10 ms; 3 ms after being triggered, another trigger pulse is applied. The resulting output pulse will be ________ mS.