Hello guys, I won't using Jtag. I want to know,can I Program LPC2478 internal flash,using USB(ISP). Please help me if you can... .Thanks a lot.
Yes you can.
Don't be affraid to search in the user manual of your microcontroller and browse the numerous application notes of the seller (NXP in your case). Have you done this bare minimum task, you would have found this :
www.nxp.com/.../AN10764.pdf