Forum Discussion
Altera_Forum
Honored Contributor
8 years agoquartus_pgm: Programming option E is illegal
Hello to everyone and sorry for newbie question (considering that I don't know too much about Altera FPGA) but I don't find the answer to that error either on Altera documentation or in this for...
JonWay_altera
Frequent Contributor
2 years agoOK, im helping out anyone who is facing the same problem who was sure they had the correct CLI command.
If you are getting the error as below.
Error (213008): Programming option string "“ei" is illegal. Refer to --help for legal programming option formats.
Example: quartus_pgm -c 2 -m jtag -o "ei;device_info.txt;AGFC023R25A" --dev_info
TYPE every character (DO NOT COPY PASTE from document) into the terminal. It seems the terminal interpret the special character differently for the type-in vs copy/paste.