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JLabr1's avatar
JLabr1
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7 years ago

JTAG ID not consistent with FPGA reference

Hi, I have a board mounted with a cyclone III, the reference of the FPGA on the package is EP3C40 (see picture). When I try to program the FPGA via JTAG, I have the following error : Error (209015...
JLabr1's avatar
JLabr1
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7 years ago

1. The message is the following :

Error (209015): Can't configure device. Expected JTAG ID code 0x020F40DD for device 1, but found JTAG ID code 0x020F60DD.

Error (209012): Operation failed

2. It is a custom board. It is not a prototype, this design is used to produce boards since few years

3. I haven't checked the jtag signals but it is strange that only one bit is wrong.

EPCS flash device is programmed via USB blaster in active serial programming not via JTAG