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Altera_Forum
Honored Contributor
17 years agoMemory Access via JTAG (MemTest)
The JTAG IF via USB Blaster offers the possability to gain access to FLASH, Nios and other stuff. Does anybody know how to gain access via JTAG to any address location, read and write ? The t...
Altera_Forum
Honored Contributor
17 years agoin what order are your devices on the jtag line ?
in earlier designs i did, the fpga was after a maxII that lead to some problems and we hat to be aware of the fpga position in the jtag line. if your fpga is not the first device on the jtag line, check wheter you can assign its device position number to your script. i am unshure if the 0 is the device number, beginning to count from 0 nowadays all new designs have the fpga as the first device in the jtag flow