Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
9 years ago

Can an FPGA reset itself?

Hello forum members, I'm using a Cyclone IV board and would like to drive the configuration from a microcontroller attached to some pins on its expansion header, as follows: * on power-up,...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
9 years ago

I'm afraid that Ethernet is not really an option for me.

A few other thoughts on this:

* have the microcontroller plug into JTAG as well, and then program either EPCS or FPGA that way

* just tell people to press the config button manually, but...

* if I have overwrite the pass-through bitstream, then recovery from a bad one becomes an issue

If there is no solution, I'm afraid I'll have to modify the board after all, and tie the config button to an I/O pin.