Modifying the Renesas US7750R HARP (Aspen) SDB Switches and Jumpers
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8/27/2008
You modify the switches and jumpers on the Renesas US7750R HARP (Aspen) SDB to write to flash memory and execute the boot loader code.
To modify the Renesas US7750R HARP (Aspen) SDB switches and jumpers
Verify that the switches are in the correct On or Off position.
Note
To write to flash memory, S1-3 needs to be in the Off position.
The following table shows the functionality of switch S1.
S1-1 S1-2 S1-3 S1-4 Function On
Off
X
On
Code executes from boot monitor after reset.
Off
Off
X
On
Code executes from flash memory after reset.
Off
Off
X
Off
The Ethernet boot loader executes to download the new image after reset.
X
X
Off
X
Flash memory is not write-protected.
X
X
On
X
Flash memory is write-protected.
See Also
Tasks
How to Use the BSP for the Renesas US7750R HARP (Aspen) SDB