Installing it using the STM32CubeMX works, but then I ran into the same problem when I wanted to use the package.I literally had to click on the expand arrows like a 100 times to get the "Core" row to be showed...
In the instruction HAL_FLASH_Program(FLASH_TYPEPROGRAM_FAST, address, *data), the last argument should be an address if your are using FAST mode. I use(uint64_t)(uintptr_t)dataMy function is similar to yours, the flashing address is aligned with a do...