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Altera_Forum's avatar
Altera_Forum
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16 years ago

CPLD needs clock?

Hello friends, Pse forgive such dumb question. I build myself a small PCB for EPM3064ACT100-4 for playing around. I downloaded Quartus II 9.0, place in schematic a 7490 counter, define...
Altera_Forum's avatar
Altera_Forum
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16 years ago

that depends upon your design

if you have only combinatorial logic and no register, then you can go without a clock.

if you have counters, and they are done with registers, then you need a clock.