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Altera_Forum
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18 years ago

Cyclone 3 migration from EPCS64 to EPCS128

Hello all, In our design, we are using successfully the EP3C10 and EPCS64 configuration device (AS mode). We need to switch to the 128Mbit device (EPCS128); the FPGA fail to config in that case:...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

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I have exactly problems with my custom board (fpga - EP2C20Q240), but i use M25P128 instead EPCS128 and ID also = 0xFF, but not 0x18 (as must be in EPCS128).

Did you add additional CPLD chip on your board which generate respond with ID=0x12, am i right ??

Have you made this with EP2C20*.

Thanks.

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Hi svale,

I also want to use an M25P128. Is it a Micron device? Did it finally work on your board without Problems?

Greets sim