How to Flash Arduino Program through "Micro sd card" without using Arduino IDE

Thank you for your reply....According to ur post

After changing EEPROM value to 0xF0...

I copied hardware folder to my windows arduino path....then i opened arduino IDE...but i didn't see under tools -> boards -> Arduino mega 2560 (Dual sd bootloader)

I follwed below link

In my arduino IDE i checked in tools....but i didnt get any new board...but warning showing in arduino IDE console....that warning is below

Could not find boards.txt in C:\Users\Admin\Documents\Arduino\hardware\microbridge\bootloaders. Is it pre-1.5?
WARNING: Error loading hardware folder C:\Users\Admin\Documents\Arduino\hardware\microbridge
  No valid hardware definitions found in folder microbridge.
Could not find boards.txt in C:\Users\Admin\Documents\Arduino\hardware\microbridge\bootloaders. Is it pre-1.5?
WARNING: Error loading hardware folder C:\Users\Admin\Documents\Arduino\hardware\microbridge
  No valid hardware definitions found in folder microbridge.

can you please tell me,how to get that Arduino mega 2560 (Dual sd bootloader)
display in tools of arduino IDE?...And im using windows7 laptop...

Thank you in advance :slight_smile: