at91sam7s-ek board & keil

Hi all, I have a problem on simulating FreeRTOS with ARM7_AT91SAM7S64 
project on IAR .
I use above the project run at91sam7s-ek board, cpu is at91sam7s256, and 
IAR Embedded Workbench complier.
Why I can’t run LED on the board?
Anyone who successed run LED on the board?
Please share. Thank you.

Anyone used keil compiler for FreeRTOS on at91sam7s256. please share.
Can anyone tell me what should I do to do porting FreeRTOS??
Any related website with those information.

Please tell me.
Thank you.