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Re: LPC2148 identifyed as a LPC2138?

2006-01-08 by tiltedkeyboard

Well,

I took the Keil (eight LED) blinkyIRQ (my first ever ARM project) and
modified the LED output a little for my (two LED) Olimex board. 
Worked the first time.

Encouraged, i moved on to the USB Memeory example project...
...which didn't work (did anyone get suprised? :P). 
Probably due to the hardware looking a bit different around the
connect pin....

Then i found the IAR HID Mouse example (Olimex = IAR starterkit, i
think) as a HEX and uploaded it to the flash.
Worked like a charm. 

So this one is a LPC214x for sure. :)

Chip top marking:
LPC2148FBD64
S60652.1
ZPG0521-Y

LPC2000 flash utility 223 says:

Part ID: 196389
Boot loader ID: 2.1

Go figure.. 

--- In lpc2000@yahoogroups.com, Peter Jakacki <peterjak@t...> wrote:
>
> That's what I was wondering, is it really a 2148? How is it marked?
> 
> If you wanted to force the 2148 bootloader in then I guess you could
try 
> updating the bootloader at your own risk. There is an appnote at;
> 
>
http://www.semiconductors.philips.com/files/products/standard/microcontrollers/utilities/lpc2000_bl_update.zip
> 
> I can send you a copy of the 2148 hex file if you need this.
> 
> What I'm worried about is if your chip is really a 2148 then why
does it 
> have the 2138 bootloader. If you conclusively confirm it is a 2148 
> (markings, fast I/O, USB, etc) then I would find out from Philips what 
> is going on first.
> 
> *Peter*

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