EP3CLS200 cann't load program automatic?

Altera_Forum · ‎05-20-2011

I use EP3CLS200, I programed the EPCS64 by AS mode, At first the program can be running normally, but yestoday I find the program can't run,

when I test the DCLK pin of EPCS64, there is no clock when I power up, but I also can programm the EPCS64 in AS mode. the 3.3v and 1.2V all ok,

but I don't konw where is problem ?

Thanks for you answer.

Altera_Forum · ‎05-20-2011

The fpga is broken?? How can I find the problem?

I change the EPCS64, BUT the problem is also there.

Altera_Forum · ‎05-21-2011

How to test EP3CLS200 is ok?

EP3CLS200 can't access JTAG chain?

message: can't configure device, expected JTAG ID 0x2077 ,but JTAG ID code 0x0000000;

Altera_Forum · ‎05-23-2011

check the jtag signals with a scope. Is the FPGA getting his 1.2 and 2.5V supplies?

Altera_Forum · ‎05-24-2011

1.2v and 2.5v is ok!