I got some schemes I've made.. If you want the pdfs email privately me.
Well, You need two switches, one for reseting and one for ISP (writing to
The both switches must have debouncing/boucing capacitors and diodes.
The reset switch must activate the reseting pin.
The program switch must activate the EINT4 pin (not shure really, check it
Supposing that the EINT4 pin is the right pin, on startup, the LPC chip will
check if this pin is activate from external switch and if it is, the chip
will enter on programing state, then you just need to press a button on the
The code is downloaded through serial0.
This is it.
2009/10/20 Ashwin Athani
> Take a look at
> although its meant for 2148 it should serve your purpose
> On Tue, Oct 20, 2009 at 9:03 AM, sowjanyaraju_ai
> > hi friends my self Raju, M.tech student from COEP,INDIA.i want to design
> > simple LPC 2294 board with CAN interfacing. i request if any one knows
> > tell me how to build a ISP circuit for that board. i want to use Flash
> > to dump the code.
> > --
> Warm regards
> NGX Technologies Pvt. Ltd.