How can i protect a program from write/erase?

Hi! For a few months i use uVisoin(RealView compiler) from Keil to program the ARM LPC2138 mikrocontroller.I use also the IAP-programing and i don't want to erase or write the main program. How can...
How can i protect a program from write/erase?

Hi! For a few months i use uVisoin(RealView compiler) from Keil to program the ARM LPC2138 mikrocontroller.I use also the IAP-programing and i don't want to erase or write the main program. How can...
Power outage protected filesystem

Hi all, We are using STM32F4 based platform and running on CMSIS Keil RTX RTOS version 1. We are using 6.6 version of Keil middleware. We are analysing a solution to prevent file corruption During...
Power outage protected filesystem

Hi all, We are using STM32F4 based platform and running on CMSIS Keil RTX RTOS version 1. We are using 6.6 version of Keil middleware. We are analysing a solution to prevent file corruption During...
Store data even power-off

Dear all, sorry for so much question. I am using P89c51rd2 As i want to counter the operation time of the device. And the counter data is store in ram when the device power off, all Any method...