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I2C bootload on c6457

Hi,

we would like to boot load c6457 from flash on I2C. We are able to read from and write to it.

We have used before c5455 an we used to prepare an aplication image in the way described in http://focus.ti.com/lit/an/spraae9/spraae9.pdf. Should it be working with c6457?

 

When we program flash in that way processor does not start an application - c6457 (c6455 works fine) . I think it is still in bootloader code 

We have found in http://focus.ti.com/lit/ug/spruec6d/spruec6d.pdf that c6457 that boot process in I2C master mode differs form c6455:

"1. The PLL1 multiplier is set to 16.
2. The C6457 device supports both slave device addresses 0x50 and 0x51
3. Changes in the I2C boot parameter block format. "

Do we have to change something in?

Do you have any example for c6457?

 

We are designig a new board and we are going to use c6474, so this questions are also valid for this processor.