Is possible that LPC 1549 Firmware upload via USB

Discussion created by lpcware Employee on Jun 15, 2016
Latest reply on Jun 15, 2016 by lpcware
Content originally posted in LPCWare by Jerrycc on Thu Jan 14 09:32:38 MST 2016
Hi everyone~

I am a beginner of LPC 1549. and I try my best to describe my questions in English.....

My question is I want to upload firmware to mcu via USB interaface , UART is my secondly section. Because of using scenario.

First , I have been study Data sheet.
Table 89. ISP modes
ISP mode ISP_0  ISP_1  Describe
USB          LOW   HIGH   Part enters ISP via USB

It's seems good to use USB.

and....and....and....what's next?

Which pins are needed to used in Hardware ?  P1_11 and else?
Which sample codes can I used?
Do I have to understand Boot loader?

Very very thank you guys~~~:)