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Altera_Forum's avatar
Altera_Forum
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16 years ago

reset input signal

Hi. I heard that the reset signal is better in active low. Is it true? If it is true may i know why? thanks
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

Active-low signals are mainly a legacy from TTL days, I think. With weak-pullup resistors of Altera FPGAs (and other devices as well), they still make sense.