78K0/Fx2 – CAN it!
[Disable Chip Erase check box]
If this check box is checked, the [Erase] command becomes invalid in the entire flash
memory area of the target device.
At this time, the warning message shown below is displayed.
Figure 50: Device Setup Window – Disable Chip Erase
Caution: Be aware that if the security flag is set in the target device, neither erasing
nor writing to the device can be enabled afterward!!!
[Disable Block Erase check box]
If this check box is checked, the [Erase] command becomes invalid in all the blocks of the
flash memory selected under Operation Mode in the Standard Setup menu. This setting is
cleared by the [Erase] command when Chip was selected under Operation Mode.
[Disable Program check box]
If this check box is checked, the [Program] command becomes invalid, as does the
[Erase]
command in all the blocks of the flash memory selected under Operation Mode in the
Standard Setup menu.
The [Erase] command for the entire flash memory area is valid. This setting is cleared by
the [Erase] command when Chip was selected under the Operation Mode.
[Disable Boot block cluster reprogramming check box]
If this check box is checked, the boot area is set with the boot block set in the Boot block
Cluster setting as the last block. At this time, the warning message shown below is
displayed.
Figure 51: Device Setup Window – Disable Boot Cluster Reprogramming warning
Caution: Be aware that if the security flag is set in the target device, the boot area
cannot be rewritten to the device afterward!!!
56
