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Re: [lpc2000] LPC214x crystal frequencies

2005-11-17 by Ake Hedman, eurosource

Same here. /Ake ... -- ... Ake Hedman (YAP - Yet Another Programmer) eurosource, Brattbergavägen 17, 820 50 LOS, Sweden Phone: (46) 657 413430 Cellular: (46)

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RE: LPC214x crystal frequencies

2005-11-17 by Steve Franks

... I ve been doing serial stuff from some time and this matches my experience. With an integer-MHz rate, the divisors are such that most all uart chipsets

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RE: [lpc2000] Re: LPC2129 & UART1

2005-11-17 by Joel Winarske

... If you are not running any code prior to main, other than CRT startup: On power up the peripheral clock is 1/4 of the clock frequency. See register

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Re: [lpc2000] Re: USB host on 214x ??

2005-11-17 by Bryce Schober

... I don t think you re ever going to get a micro with lcd controller, usb, and enough internal ram for the lcd buffer, usb buffers, and your application,

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LPC214x crystal frequencies

2005-11-17 by Karl Olsen

Hello all, To get the 48 MHz necessary for the LPC214x USB, you must use a crystal of 12.0 MHz, 16.0 MHz, or 24.0 MHz. None of these frequencies are mentioned

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Re: LPC2129 & UART1

2005-11-17 by tsyrjala2

... Hello Joel, I am using Olimex LPC-E2129 development board and WinARM compiler. When I connect oscilloscope to TX1 pin, it only shows logical 1. Could it be

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Happy birthday LPC2000 Forum :-)

2005-11-17 by philips_apps

It s been 2 years now that the LPC2000 forum exists, what a success! More than 2600 subscribers and still on a high technical level. A big thank you from

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Re: current limits for 1.8V

2005-11-17 by philips_apps

Gus, the tested limit is 70 mAs to be considered a fail. Running at 60 MHz from SRAM with all peripherals active and V18 towards the upper end (1.95V) it is

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Re: memory blocks on LPC2103

2005-11-17 by philips_apps

Gus, all sectors are 4k in size. So, the 2101 has 2 sectors, 2102 4 sectors and the 2103 8 sectors of 4k each. The bootloader is no longer inside the user

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Re: [lpc2000] Insight

2005-11-17 by Tom Walsh

... BTW, -O2 is nasty, it does terrific optimation of the code, use -O0 instead to debug with. TomW ... -- Tom Walsh - WN3L - Embedded Systems Consultant

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Re: [lpc2000] Insight

2005-11-17 by Tom Walsh

... Yes, but when I located _all_ the -O2 or -Os optimization compiler flags and changed them to -O0, everything worked as expected. You have to remember that

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Re: [lpc2000] current limits for 1.8V

2005-11-17 by Tom Walsh

... Well, you do have surge currents while the device is leaping into doing work.. In that case, usually a low ESR capacitor such as tantalum or a good

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Insight

2005-11-17 by fredvermejo

Hi! Everybody! I´m using GNUARM 4.0.1 and when I run my code step by step (using Insight, OCDRemote and a parallel wiggler), the steps showed at Insight

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current limits for 1.8V

2005-11-17 by Gus

Is 50mA enough for the 1.8V on the LPC chips? The LPC2114 data sheet says 30mA but what is the maximum? I remember somebody on this group saying it was always

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USB CDC ACM trace file?

2005-11-16 by Joel Winarske

Does anyone happen to have a trace file of a CDC ACM Serial emulation conversation? An Ellisys trace file would be great, but I ll take what I can get.

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Moving processors (IAR / JLINK)

2005-11-16 by Mark Butcher

Hi All As much as I love the LPC2000 I have to do a quick project with the Atmel ATS91SAM7 - mainly due to its inbuilt MAC and DMA on the serial interfaces.

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Un-aligned data access on ARM7 core

2005-11-16 by Marko Panger

Hello all, I have a general programming question. Me and my co-workers had an discussion about data alignment and non-aligned accesses. Please consider the

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Re: USB host on 214x ??

2005-11-16 by samydan2003

hi try to use philips ISP1160 is dual host . br ... mentioned ... ... much ... our ... do ... with

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Re: Struggling with LPC2138 IAP.

2005-11-16 by r_bottleneck

... posted ... be of Thanks to all who answered to my question. Now it works!! The reason for the exception I got was that the compiler I m using converted the

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RE: [lpc2000] LPC2129 & UART1

2005-11-16 by Joel Winarske

Hi Tim, ... I ran your code snippet on one of my boards, your code s fine. Perhaps there s an issue with your debug environment? Joel

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Re: USB host on 214x ??

2005-11-16 by Gus

Again, this is a device not a host. There is no ARM7 chip with internal memory and USB HOST, yet! I think cypress have something but it is not ARM Gus ... can

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Re: [lpc2000] Re: USB host on 214x ??

2005-11-16 by Doug Sutherland

I was looking at this last night ... it appears to be for building a keyboard, not plugging one in. I don t think it s a USB host controller that you plug USB

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Re: USB host on 214x ??

2005-11-16 by seangra

Check out the following chip (I don t think this one was mentioned before): AT43USB325E-AC IC USB KEYBOARD CTRLR HUB 64LQFP You can load your own code in it,

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memory blocks on LPC2103

2005-11-16 by Gus

Does anyone know how memory is divided on LPC2103? I mean the erase blocks? I know this will be in the manual when it is out but I need this info ASAP Thanks,

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Re: [lpc2000] Re: USB host on 214x ??

2005-11-16 by Bryce Schober

I have similar requirements for an upcoming product, though much lower volume. I don t think I ve seen a single arm7 with usb host that actually worked. I ve

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Linker scripts / Header files.

2005-11-16 by Ricardo Wiggers

Hi. Does anyone has a source for some good header files and linker scripts for the LPC family? Something like the linker scripts and header files os mspgcc

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Re: SDIO BlueTooth card to LPC21XX

2005-11-16 by elektrknight

Radim, You can find SD and SDIO information online here: http://www.sdcard.org/ and http://www.sdcard.org/sdio/index.html If you are looking for the SD and

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Re: [lpc2000] Re: USB host on 214x ??

2005-11-16 by Ake Hedman, eurosource

On a resent presentation Philips says they will have a uP in the LPC series with USB host functionality and OTG on chip (LPC23xx) H1 2006. With that volume in

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Re: [lpc2000] Re: USB host on 214x ??

2005-11-16 by 42Bastian Schick

... Agree. Better w.r.t number of chips. USBwiz = 3 chips, 43USB380 = 2 chips But I like a single chip solution (need not be ARM): MCU with USB host (or OTG)

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