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Altera_Forum
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11 years ago

Cyclone III Starter Board clock input

This starter board is having a Cyclone III EP3C25F324 device with a 50MHz oscillator supplying the clock signal. For my project we would like to use an oscillator with a higher frequency stability. A...
Altera_Forum's avatar
Altera_Forum
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11 years ago

Hi gfeng_tf,

Like what gj_leeson has mentioned, generally changing oscillator would not cause issue to JTAG programming. However, it is recommended for you to review the board schematic to understand what are the components driven by the original 50MHz oscillator and how the change in frequency affect the other components on board.