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- Bootloader supports Custom Interface option to add bootloader support to any communication component which supports command and response. You can find more details in chapter: ‘Adding Bootloader Support (Advanced)’ of Component Author Guide.
- Bootloader performs bootloadable checksum validation to ensure integrity. If the user application updates flash content this will lead to checksum mismatch. Bootloadable Checksum Exclude Section option allows user to specify the size of flash which needs to be excluded for bootloadable checksum validation. User can use this area of flash for placing flash variables or Em_EEPROM which changes the flash content during runtime.
- PSoC 4 supports different types of flash row level protection such as Unprotected, Factory Upgrade, Field Upgrade and Full Protection. To disable external read operations in PSoC 4, please enable device protection settings to ‘Protected’ in cydwr settings and program the hex file using PSoC Programmer. You can find more details in section: Flash Protection of AN73854.