I am using an Arduino Mega, and wish to make the bootloader-caused initial startup delay to be as little as possible, at most 0.5 seconds = 500 milliseconds. That is, so that my sketch runs as soon as possible (whether when first powered on, or when reset). Could someone get me started on how I wou…

Minimizing bootloader time

CrossRoads October 13, 2012, 7:52pm 2

Get an AVR ISP, such as Atmel AVR ISP MKii
Then use File:Upload Using Programmer to down your sketch with no bootloader. Sketch starts immediately after reset.

NickGammon has great web page on using arduino as a programmer also.

Topic		Replies	Views
how to reduce the start up time of bootloader? 3rd Party Boards	4	2217	May 6, 2021
Delay on booting the bootloader Bugs & Suggestions	2	974	May 6, 2021
Programmer on Mini IDE 1.x	8	6552	May 5, 2021
immediate start Troubleshooting	10	2905	May 6, 2021
bootloader delay Programming	10	4434	May 5, 2021

Minimizing bootloader time

Related topics