LPC2000
Discussion group dedicated to the Philips LPC2000 family of ARM MCUs
Search Results for "adc"
Post a new Thread
jdehalas - Oct 6 2008
We are attempting to interface to an audio grade 24-bit ADC (CS5344).
We are using SPI0 on an LPC2148 in slave mode, the ADC is the master.
We have verified that the incoming S... 
nxp_marketing_usa - Oct 2 2008
NXP Semiconductors announces the fastest ARM Flash MCU series=20
NXP brings 125 MHz ARM968 Flash microcontroller to market
Today NXP Semiconductors announced the availability... 
Kevin Townsend - Sep 17 2008
Richard:
Thanks for the link to the demo code. It's a great resource to pick=20
apart and see how things work on the 214x. Having looked at the ADC=20
example of the site, I... 
Kevin Townsend - Sep 12 2008
I was wondering if anyone has used this product, or can offer a few
lines of code to point me in the right direction? I am just learning
ARM7 development, and can get the LEDs... 
brac...@yahoo.com - Aug 13 2008
I am trying to be able to use CAN but having some problems with the basic. Hoping some one can help.
I have two MCB2100 board from keil with lpc2129 on them.
I am using the LPC_... 
Kevin Lynch - Aug 7 2008
Hi Folks – I have a question about power down input protection for the
ADC circuit for the LPC213x processors - does the LPC213x have a JFET or
similar protection for the input... 
nxp_marketing_usa - Aug 4 2008
NXP has posted a datasheet for the new Cortex-M3 family of MCU, the=20
LPC176x. These parts are pin-for-pin compatible with the LPC236x=20
series of ARM7 controllers.=20=20
K... 
momel3d - Jul 24 2008
Hi,
I am a undergrad student working on a class project to get data from
external adc to pc via usb using lpc2148.
I have studied lpc2148 . but I need a detail procedure how to... 
shakeel_qau - Jul 24 2008
Hi
i am using lpc2368,with ADS v1.2 ,i am facing problem with A to D
conversions.i get the right values in ADC for given analog input if i
use VREF 3.3v ,as soon as i change r... 
Darcy - Jul 16 2008
I need to jump in and recommend another alternative here...=20=20
Don't forget the Olimex boards. These are usually the most feature
rich for the price.
Both boards below u... 
Cool Dude - Jul 14 2008
dear
Mukund Deshmukh,
But you would be using a resource to understand the algorithm and and to implement it. I was asking abt that so that i could clarify some of my doubts wit... 
Mukund Deshmukh - Jul 14 2008
No, I am not using PIC reference, but developing my own.
Warm Regards,
Mukund Deshmukh,
Beta Computronics Pvt Ltd.
10/1 IT Park, Parsodi,
Nagpur -440022 India.
Web site - h... 
Cool Dude - Jul 13 2008
hello Mukund Deshmukh,
I had some doubts in the caculation part of the algorithm. Can i know which
application datasheet have you been using for you code development.
I've be... 
Mukund Deshmukh - Jul 13 2008
I have decided to use LPC938 and not LPC2136, because of PCB space and cost.
Warm Regards,
Mukund Deshmukh,
Beta Computronics Pvt Ltd.
10/1 IT Park, Parsodi,
Nagpur -440022 ... 
David Hawkins - Jul 11 2008
> This question is related to COMM Port, When I make a
> Read Request or a Write Request to a Device through Serial port,
> I get a response back from the board. Now the dev... 
ankit thakkar - Jul 7 2008
Hello friends,
=C2=A0
I want to use SPI interface of LPC3180 to fetch data from ADC and DAC chips=
.
The maximum data length supported by LPC3180 is 16 bits and data length pro... 
elektrknight - Jun 28 2008
Hi,
>
> NXP will release LPC1000 family based on Cortex-M3 in the end of
this
> year(Q3/4) and early next year(Q1).
>
After some googling around looks like the firs... 
Mukund Deshmukh - Jun 27 2008
> Dear Deshmukh,
>
> I am using a LPC2138 for phase control of an ac-ac converter (W3C
> topology). I have faced lots of problems and non-conforming (to the
> specs) beha... 
JRog...@of-one.com - Jun 25 2008
Hello,
I am considering useing the LPC2378 (on the Keil MCB2300 board) to collect short bursts of data - 50 to 200 samples. I would like to sample at 200Khz...
Has anyone tr... 
rosaldorosa - Jun 17 2008
In fact I've found the problem with processing interrupts.
the IRQ SP grows every interrupt routine execution (LPC2129KEIL
example).I'm not storing anything for future between in... 
Benny Simonsen - Jun 14 2008
Hi
I have had some problems with ADC readings on a V3.1 Keil=A0MCB2300 board (=
LPC2378).
The reason is that P1.30 (AD0.4 which by mistake is called AD0.7 in the sch=
ematic) i... 
uohgren - Jun 4 2008
When I send out packets on the Ethernet port on the LPC2368 I can see a
clear 'dip' in the continuos ADC readings at the time for the Ethernet
packet sending.
Anyoue experienc... 
syogibear - Jun 1 2008
Hi ,
I have a query regarding FIQ interrupt. I have written a FIQ
interrupt service routine as mentioned below.
How can I link this FIQ_Handler to startup.s.
The FIQ handl... 
harini raju - May 22 2008
Hi All,
I am a new member to this yahoo groups!! i know lot of high'-fi details are discussed here.....im sure to pick it up....now can u please help me with this basic stuff??
... 
alastair2010 - May 17 2008
Hi does anyone know how to do signed 64 bit multiplication on an
arm7-tdmi core (LCP2364)
I only require the centre 32 bits of the result as the values
shouldn't roll into t... 
hbao...@yahoo.com - May 15 2008
hello, I write a funtion to read adc on LPC2214.but sometime the result of that function mix between the result of chanel 1 and chanel 2 of ADC
ex on AIN0 is 2.5v the result shou... 
"r.jensenm" - May 14 2008
Hi guys,
I have tried to setup a software controlled AD conversion for ch 0-5=20
but I only read 0x3FF from the result registers??
Below is part of my code. First adc_init i... 
Darcy - May 13 2008
Okay, I'm hoping Paul has his beady eyes open and catchs this one :)
We need 12-13 bits ADC resolution on our LPC2103 and we're looking to
implement oversampling to achieve th... 
rand3289 - May 9 2008
Hello,
There are many 8 or 16 serial ports cards on the market, but they cost
as much as another PC or even more! I am thinking that amature
robotics and automation (like house... 
hbaocr - May 3 2008
thank for attension on my problem at LPC2000 yahoogroup!
i'm using LPC2214 to collect data form ADC chanel control and store it
in the ARRAY data by timer interrupt match each 1m... 
hbao...@yahoo.com - May 3 2008
thank for attension on my problem at LPC2000 yahoogroup!
i'm using LPC2214 to collect data form ADC chanel control and store it in the ARRAY data by timer interrupt match each 1... 
Mark Butcher - Apr 30 2008
> Any help would be greatly appreciated
Hi Darcy
It seems very strange that there should be a difference caused by
ldr r0, [r3, #+0x004]
rather than
ldr r3, [r3]... 
hbaocr - Apr 24 2008
I want to send data collected by ADC chanel 2 , 3 each ones
milisecond by using timer 0 interrup and send it to PC but
my data is only sended for 3 times and doesn't send any th... 
fitzdean - Apr 22 2008
We are having strange behavior with our ADC code.
In many of the examples I have seen in this forum,
there seems to be a strong trend toward the following
sequence of events:
... 
Salil Sudin Juwarkar - Apr 20 2008
Hi
Well, I have written a program to sample a pressure sensor through an ADC and store the data on an MMC using LPC 2148 (NOT USING ANY FILE SYSTEM). I have saved the data as str... 
urjust2oocool - Apr 18 2008
hello frenz,
i really dont understand why my progran for ADC not working...
Could u please have a look at my program and temme wats wrong.
#include
void sent_uart0(uns... 
profdc9 - Apr 16 2008
The SourceForge page for the MiniOn Programming system for
microcontrollers is at
http://minion-system.sourceforge.net
Future releases of the software will be available at t... 
profdc9 - Apr 11 2008
Ok folks, I can not longer keep it secret, its unleashed upon the world...
Introduction to the MiniOn programming environment
by Daniel L. Marks (p...@gmail.com)
April 6, 20... 
Ravi - Apr 6 2008
Hi all
CPU=3DLPC2148
crystal =3D 12 Mhz
PLL =3D 4
Following pgm I wrote to get PWM freq 1.2 Khz, but it is generating=20
1.5 Khz, with correct duty cycle of 50%.
I want ADC... 
|
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
next