Hardware for programming lpc1769 using UART

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Hardware for programming lpc1769 using UART

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lpcware
NXP Employee
NXP Employee
Content originally posted in LPCWare by karanmehta93 on Tue Jun 18 04:05:58 MST 2013
Can any one help me to build a hardware to program the lpc17xx devices using UART0? The IC that I want to use is PL2303HX. Also can I get some procedure like the commands the the way to send it to the IC etc..
Thanks in advance.
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lpcware
NXP Employee
NXP Employee
Content originally posted in LPCWare by karanmehta93 on Thu Jun 27 02:16:49 MST 2013
I was looking for something different. I want an exact schematic for that.
You can see the programmer at www.robokits.co.in in the programmers section.
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lpcware
NXP Employee
NXP Employee
Content originally posted in LPCWare by cfb on Wed Jun 19 06:22:00 MST 2013
We regularly program the LPCXpresso LPC1769 board either directly from our Astrobe IDE or using the FlashMagic software. No pushbuttons or jumpers are required - the programming process is controlled from the software.The only additional hardware we use is a breakout board for FT232RL USB to Serial from Sparkfun:

https://www.sparkfun.com/products/718

See the post titled "Programming an LPCXpresso LPC1769 via the UART" on our Astrobe forum for more details:

http://www.astrobe.com/forum/viewtopic.php?f=7&t=200
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lpcware
NXP Employee
NXP Employee
Content originally posted in LPCWare by karanmehta93 on Wed Jun 19 06:08:44 MST 2013
Will only the pl2303 ic work or do we need other things as well??
the programmer I m using here also uses a 74hc125
ic tri state buffers. please help me in this regard.....
do you have any app notes in this regard??
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lpcware
NXP Employee
NXP Employee
Content originally posted in LPCWare by gbm on Tue Jun 18 04:35:40 MST 2013
You need 3 wires: ground-ground, PL2303 TX-LPC RX0, PL2303 RX-LPC TX0. Also, jumper or pushbutton to ground on bootloader-mode pin would be useful.

Look at the schematic of LPC1768 mini-DK board available on the net.
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