IAP using TFTP

AN2675

14/24

1.

1. Using the CAPS tool, remap the banks of the Flash memory like this:

Bank 1 at 0x00 and make it the boot bank at power up.

Bank 0 at 0x80000.

2.

Using JTAG, load the IAP driver into Bank1.

3.

On the host PC, start TFTPD32 and make sure that the configuration is as described in

Section 2.4.2: PC configuration.

4.

Place the binary file of the new firmware to be loaded in the Base Directory, selected in

the TFTPD32, and make sure that the project configuration described Section 2.4.2:

PC configuration was respected.

5.

Enter the size of the file in number of 512bytes in the option field of the dialog box.

6.

Connect the STR912 board to a PC using a crossover Ethernet cable or through an

Ethernet switch.

7.

If you are using a firewall application, you will need to disable it.

8.

Press the reset button while holding the joystick button pressed in to start the IAP

process.

9.

Finally, if you want to reset your application you have just to press the reset button.