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Altera_Forum
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12 years ago

MSEL clarification for Cyclone III - AS Mode (single device, EPCS) & "sanity check"

Hi all, Here's a set of "sanity check" questions on a problem we have: We have a custom board using a single Cyc III part, and have been running a version of it with PS mode, and now have updated ...
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Altera_Forum
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12 years ago

I agree with Dave:

Here's the comment from the handbook on MSEL[3]

--- Quote Start ---

Smaller Cyclone III devices or package options (E144, M164, Q240, F256, and U256

packages) do not have the MSEL[3] pin. The AS Fast POR configuration scheme at

3.0- or 2.5-V configuration voltage standard and the AP configuration scheme are not

supported in Cyclone III devices without the MSEL[3] pin. To configure these devices

with other supported configuration schemes, select the MSEL[2..0] pins according

to the MSEL settings in Table 9–7.

--- Quote End ---

Pete