problem when program is running in IDE

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originally posted by aclogic@Aug 2 2005, 04:07 AM

i have the same problem. if i try to run the programm ("hello world") then i get this message:

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using cable "usb-blaster [usb-0]", device 1, instance 0x02

processor is already paused

reading system id at address 0x021008c8: verified

downloading 02000000 ( 0%)

downloaded 21kb in 0.2s (105.0kb/s)

verifying 02000000 ( 0%)

verify failed

leaving target processor paused

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at the address 0x0200_0000 is the sram.

if i have after some tries success with the download then i get this message:

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ios2-terminal: warning: the jtag cable you are using is not supported for nios

nios2-terminal: ii systems. you may experience intermittent jtag communication

nios2-terminal: failures with this cable. please use a usb blaster revision b

nios2-terminal: cable or another supported cable. please refer to the file

nios2-terminal: errata.txt included in the nios ii development kit documents

nios2-terminal: directory for more information.

nios2-terminal: connected to hardware target using jtag uart on cable

nios2-terminal: "usb-blaster [usb-0]", device 1, instance 2

nios2-terminal: (use the ide stop button or ctrl-c to terminate)

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and no "hello from nios ii!" output in terminal window.

before somebody say that i should use a "usb blaster revision b", i'm using a usb blaster rev. b

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Check the pin assignments.

dedicated pins connecting to off-chip components cannot be moved

or check if you are trying to download to ext_flash (u5)

you can write but verify fails due to block corruption