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Altera_Forum
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19 years ago

help, Programming flash error!

in my custom board, i can read the flash and can not write to it ,following is the information when i use the flash Programmer: # ! /bin/sh# # This file was automatically generated by the Nios ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
19 years ago

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originally posted by cosmosd@Oct 15 2006, 05:22 AM

in my custom board, i can read the flash and can not write to it ,following is the information when i use the flash programmer:

# ! /bin/sh# # this file was automatically generated by the nios ii ide flash programmer.# # it will be overwritten when the flash programmer options change.#

cd d:/altera/kits/hello_world_pll/debug

# creating .flash file for the fpga configuration

$sopc_kit_nios2/bin/sof2flash --flash=u2 --offset=0x0 --input=d:/altera/kits/cy1

2pll/cy12pll.sof --output=cy12pll.flash

the flash is am29lv128ml-123rei, and i use the preset flash parameter in sopc builder,the osc is 50mhz,wiht q5.0, i have also examed the board several times and the connection is ok ! please help me,thanks!

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Let me say go different page at the first try. I did have a board with bad flash page on 0.