lpc2144 autobaud

[yasingol]

hi

we have lpc2144

lpc2144                                               usb to tll
reset pins   gnd
tx                                                              rx
rx                                                              tx

osilator 11.0592       ı selected baudrate 9600 or 19200 or 32400  on the flash magic

but when I start pressed button. directly give me autobaud message.

please help

[Andy Ayre]

Please see http://www.flashmagictool.com/autobaud.html for many suggestions to get started. If you need help after going through the suggestions then please post in detail what you have tried and what the result was.

Please note - don't start multple topics on the same subject. Thanks.

Andy

[yasingol]

ok but

give autobaud message     I am only use tx and rx .   orher pins am I need reser or other pins?

[Andy Ayre]

I've locked your other topic because it is the same as this one.

Yes, RxD and TxD are enough. You have to reset the device into ISP mode however. Details are in the user manual for the LPC2144 from NXP. Please refer to that. Switches can be used to do it manually.