Hi ! 

 I have  situation. I have a folder in Nand memory,which I have my application.I  want in lboot.lol script copy my folder from Yaffs to RAM and load  my application. Can you suggest me , how I copy this  folder from RAM?   

 I have more questions.  Can you suggest  me  how i use external interrupt  gpio_pin ? Where can i found information about external interrupt in reference manual ? 

Thanx a lot !