Validation firmware checksum

From SFPTotal Wiki
Revision as of 15:44, 17 November 2015 by Sfptotal (Talk | contribs)

Jump to: navigation, search

In the body of the firmware there are two checksum that define data integrity of the firmware body. In the tabs FIRMWARE DETAIL and TABLE checksum bytes have addresses 0x3F and 0x5F.

By the default, software automatically recalculates the checksum when you changed the firmware in the tables. To disable the automatic checksum verification, remove the check mark from the menu Options -> Auto set checksum.

// Image

To validate the checksum in the current firmware, you must use the menu item 'Edit -> Checksum.

// Image

When pushed, the program will compare checksum values and highlight the cells with green if the control sum is correct, id with red if not.

// Image

To install the correct checksum value in the body of the firmware, click install checksum:

// Image

After pressing the button of setting the checksum there will be a recalculation of all checksums.


// Image