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Altera_Forum
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12 years ago

Unable to Program EPCS16 in system

I recently designed and put together my first FPGA board. I can configure the FPGA over JTAG fine, but the EEPROM seems out of reach. If I use the USB-Blaster in AS mode, it fails to get the device...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

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Why did You choose setup as in Figure 8–28, rather than as in Figure 8–29 which is more convenient, requires less BOM, and besides all, requires only one 2x5 pin connector ( only for JTAG ).

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It's mostly a learning experience for me. I was going to say so I could use the design encryption, but then when I went to check that I found that's not an option for the Cyclone IV. I've been messing around with the DE0-Nano, and wanted to try doing my own board.