I have a hardware in which I am using the 144 pin STM32F407ZGT6 and it workings fine. I upgraded my MCU to STM32F767ZGT6 and I am not able to program the IC. Read protection is enabled and it is not getting removed.
The MCU is brand new. I have tried multiple hardware, multiple MCU ICs, multiple programmers. I have upgraded my programmer and also tried the STM32CubeProgrammer also. The MCU is not getting hot and current consumption is nominal. On the same hardwa...