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Altera_Forum
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14 years ago

100 pF filter capacitor on TMS programming pin

Hello everybody, Alter reccommends the use of a 10k pullup resistor to VDD on the TMS JTAG pin to keep the input at VDD when in ioperational mode. We are also considering a 100pF capaci...
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Altera_Forum
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14 years ago

Ok to extend my question, the TMS pin, is this an open collector or TTL input ? This would have significant impact on the external circuitry we add to the pin.

What about the other 3 JTAG programming pins ?

Thanks in advance !

Cheers,

Eric