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Altera_Forum
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21 years ago[SOPC Builder]$ ls *.sof
dev_kit_board_test.sof* /cygdrive/f/projects/devkit/full_featured/dev_kit_board_test/system [SOPC Builder]$ nios2-flash-programmer --epcs --erase --sof=dev_kit_board_test. sof 01-Feb-2005 14:27:01 - (INFO) nios2-flash-programmer: Launching Quartus Programm er to download: dev_kit_board_test.sof Unrecognized EPCS device ID: -1 01-Feb-2005 14:27:17 - (SEVERE) nios2-flash-programmer: Error opening target har dware 01-Feb-2005 14:27:17 - (SEVERE) nios2-flash-programmer: Unable to open flash- device after successfully communicating with target. It is likely that you are using a flash-programming FPGA design which was not created for your target board. In order to program flash, you must first create a purpose-built flash-programming design (i.e. FPGA configuration) and associate it with your particular board. The Nios development kit is delivered with purpose-bui lt flash-programming designs pre-built for several development boards. If you wi sh to program flash on your own board, you must first create a flash-programming design. The process of creating a flash-programming design for your board is mostly automated. From a bash-shell, execute this script: mk_target_board --help The help-message includes references to other documentation on programming flash and targeting Nios systems to custom board designs. - exiting. /cygdrive/f/projects/devkit/full_featured/dev_kit_board_test/system [SOPC Builder]$