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LPC2000

Discussion group dedicated to the Philips LPC2000 family of ARM MCUs

Search Results for "pwm"

  

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LPC-2148 Demo Code v1.30 now available   [2 Articles]

"J.C. Wren" - Oct 5 2008
After almost a year of being slack, I have updated the LPC-2148 demo code package. Below are the changes (extracted from the README file). The latest version is available at ht... LPC-2148 Demo Code v1.30 now available

Re: HD44780 Initialisation (20x4 display in 4-bit mode)

"J.C. Wren" - Oct 4 2008
I've posted some LCD code that works under FreeRTOS at http://jcwren.com/arm I'm not sure your settling times after setting the data then strobing E are within spec. On a 48Mhz ... Re:  HD44780 Initialisation (20x4 display in 4-bit mode)

Fastest ARM Flash MCU - LPC2900 series

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... Fastest ARM Flash MCU - LPC2900 series

The board resets?   [4 Articles]

empresst007 - Oct 1 2008
Hey All, I've got a strange phenomenon happening on my Olimex LPC2138 devel board. It's been about a month since I last touched my project and I was getting back into the s... The board resets?

Re: PID Controller

Peter Kic - Sep 28 2008
--- In l...@yahoogroups.com, "Rode, Dinesh (IE03x)" wrote: > > Hello, > > > > I am implementing PID Temperature controller using LPC24xx. > > > > Ha... Re: PID Controller

Re: Will my port suport 50uA

Cool Dude - Sep 25 2008
I'm sorry i didnt mention the processor name. Processor i'm using is LPC2468 Port-3. I use this port as PWM outputs. I'm a newbie into this field and have no pr= evious exp in ... Re:  Will my port suport 50uA

Re: PWM6 on LPC2148 does not work

wiga...@gmail.com - Sep 23 2008
Hey, im also having a hard time to put pwm6 to work ont a 2148 dev board from olimex. Did you solve your problem ? My best regards, Lucas --------------------------------... Re: PWM6 on LPC2148 does not work

[LPC2148] R/C Servo's and PWM/Timers   [2 Articles]

gussy_27 - Sep 19 2008
Hi All! I am a long time user of Atmels 8bit AVR range, but only recently have jumped into the wold of ARM, the LPC2xxx range specifically. I am having a little bit of troub... [LPC2148] R/C Servo's and PWM/Timers

Re: Stepper Motor Driver (LPC21xx, etc.)

rtstofer - Sep 16 2008
--- In l...@yahoogroups.com, "Kevin Townsend" wrote: > > 6) What is the operating voltage of the driver? > > Again, it depends on what motor I find that can most depen... Re: Stepper Motor Driver (LPC21xx, etc.)

[ANN] eLua (Lua for microcontrollers) 0.4 released

Bogdan Marinescu - Sep 2 2008
Hi, eLua is an effort to bring the Lua programming language in the embedded world (MCUs). It is meant to be a complete MCU development environment. It currently runs on a numb... [ANN] eLua (Lua for microcontrollers) 0.4 released

PWM issue with LPC2366   [2 Articles]

zvonkobharije - Sep 2 2008
I'm setting up PWM to make a simple AFSK modem. Though I think i'm initializing PWM the right way, but there's no output. Here's the code: PCONP |= PCONP_PCPWM1; // turn it o... PWM issue with LPC2366

PWM on LPC24xx   [3 Articles]

Herbert Demmel - Sep 1 2008
Hi, I seem to have problems to understand the PWM (although it's not the first time I've set one up for the LPC2xxx family). I run the uC with 72MHz and have set the PCLK f... PWM on LPC24xx

Power electronic control   [13 Articles]

lourensvdm - Aug 6 2008
Dear group I am planning a high efficiency 3-phase inverter, but having problems selecting the control platform. I am currently stuck between the LPC ARM7, Freescale, and T... Power electronic control

NXP LPC176x Cortex-M3 family.   [3 Articles]

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... NXP LPC176x Cortex-M3 family.

AW: Using PWM on an LPC2101

Rolf Meeser - Jul 30 2008
Hi ?, > // Configure P0.8 > PINSEL0 &=3D ~(3 < PINSEL0 |=3D 2 < =20 > T2TCR =3D 1 < T2PR =3D 5; // Prescaling > T2MCR =3D 1 < PWM0CON =3D 1 < T2EMR =3D 1 < ... AW:  Using PWM on an LPC2101

Using PWM on an LPC2101   [4 Articles]

rfkd07 - Jul 29 2008
Hey there, unfortunately I have quite some troubles when trying to use PWM on pin P0.8 (MAT2.1) of my LPC2101 controller (without the use of interrupts). The following code i... Using PWM on an LPC2101

Dead time insertion - LPC213XX PWM   [22 Articles]

Mukund Deshmukh - Jul 29 2008
Dear All, I have created 3 PWM sine wave outputs on LPC2136. Any idea how to create 3 more complimentary output with dead time insertion from driving a 3 phase MOSFET bridge? ... Dead time insertion - LPC213XX PWM

Re: Evaluation Boards (what about Olimex?)   [2 Articles]

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... Re: Evaluation Boards  (what about Olimex?)

Re: Re: 3 phase AC drive using LPC2136

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... Re:  Re: 3 phase AC drive using LPC2136

Re: Re: 3 phase AC drive using LPC2136

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... Re:  Re: 3 phase AC drive using LPC2136

Re: Re: 3 phase AC drive using LPC2136

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... Re:  Re: 3 phase AC drive using LPC2136

Re: Re: 3 phase AC drive using LPC2136

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 ... Re:  Re: 3 phase AC drive using LPC2136

multiple frequencies generation   [6 Articles]

anan...@tiscalinet.it - Jul 11 2008
Hi, I'm working on a stepper motor control application with six motors. I need to generate independent step signals for each motor within 0 - 100khz. There is a way to generate ... multiple frequencies generation

error while compiling pwm.c

Mitali - Jul 3 2008
Hi, I am trying to compile pwm.c and I am getting few errors in the nested interuppt region. Please see the picture under album pwm_error for a list of errors. The code fo... error while compiling pwm.c

Re: PWM glitch possible when setting new duty-cycle value?

Cool Dude - Jun 26 2008
could i jus go through your motor control code Raj ----- Original Message ---- From: joconradt To: l...@yahoogroups.com Sent: Friday, May 23, 2008 1:53:38 AM Subject: [... Re:  PWM glitch possible when setting new duty-cycle value?

Re: 3 phase AC drive using LPC2136   [9 Articles]

Ravi - Jun 24 2008
Dear Mr Deshmukh, Are u going to generate PWM pulses with LPC2136? Ravi On Tue, 24 Jun 2008 Mukund Deshmukh wrote : > Dear All, > Just wondering if LPC2136 has any issues ... Re:  3 phase AC drive using LPC2136

Re: Sanity check with incr. quad. encoder   [2 Articles]

tonalbuilder2002 - Jun 22 2008
Are you writing to IOCLR or IOSET, when you really meant to be writing to IOPIN? Coming from older style micros, I did that kind of stuff a few times. If you enabled fast IO,... Re: Sanity check with incr. quad. encoder

PWM output behaviour   [4 Articles]

pe1rcl - Jun 14 2008
Aloha, I'm pwm oto drive 3 led's (RGB). I'm using PWM1, PWM2 and PWM5 output of an lpc2148. The pwm outputs work well, but only if the pwmmr value is not equal to 0 or to... PWM output behaviour

PWM6 on LPC2148 does not work   [2 Articles]

c_budelmann - Jun 12 2008
Hi, I'm using a Olimex LPC2148 board, and have a problem with the pwm output on PWM6. PWM on all other channels works fine, only the pin 0.9 PWM6 does not work. My code con... PWM6 on LPC2148 does not work

Re: CLKOUT on an LPC2378?

Alexandre Pereira Nunes - Jun 3 2008
--- In l...@yahoogroups.com, "steve gallagher" wrote: > > Hi, > > I'd like to clock an external peripheral (at ~20 MHz) from a 2378. > Any ideas how to do this? > ... Re: CLKOUT on an LPC2378?

PWM glitch possible when setting new duty-cycle value?   [4 Articles]

joconradt - May 22 2008
Hi LPC users, I am programming LPC2103 in a motor control application using PWM on timer0. I have set T0_MR3 to specify the cycle length (let's say 1000 timer ticks) and I am ... PWM glitch possible when setting new duty-cycle value?

PWM Duty Cycle   [13 Articles]

Ravi - May 5 2008
Hi all, I'm working on LPC2148 for PWM generation. Below is part of code used for setting of PWM module. PWMPCR =3D 0x00001000; //Enable single edge controlled PWM4 PWMMCR =3... PWM Duty Cycle

PWM dutyCyle

Ravi - May 4 2008
 Hi all,I'm working on LPC2148 for PWM generation.below is part of code used for configuration/setting of PWM modulePWMPCR = 0x00001000; //Enable single edge controlled PWM4PWMMCR ... PWM dutyCyle

Re: New LPC3200 ARM926 MCUs with Ethernet, LCD, USB   [3 Articles]

dpbevin2k - Apr 25 2008
At last! An ARM controller with all of the peripherals I need (with the possible exception of CAN). For the last 18 months I have been in search of the holy grail when it comes t... Re: New LPC3200 ARM926 MCUs with Ethernet, LCD, USB

RE: Reading state of a capture pin

Woolsey Matt - Apr 17 2008
Yes, I've already configured it to give me an interrupt for either edge. When I get the interrupt, I don't know which edge has occurred. I believe I have found the answer to m... RE:  Reading state of a capture pin

ADC & PWM

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... ADC & PWM

PWM for the NXP LPC2368   [2 Articles]

stuper_duck - Mar 19 2008
I am hoping that someone could help me to understanding how to generate a PWM Clock ouput. In short: I am attempting to generate a 1Mhz output using PWM1_5 of the LPC2368 ... PWM for the NXP LPC2368

Looking for a good book on how to use the ARM processor   [4 Articles]

stuper_duck - Mar 19 2008
I am looking for a good book that discusses how to use the many features of the ARM processor with some samples in C. What I have found are that most books go way overboard... Looking for a good book on how to use the ARM processor

RapidiTTy Lite 1.5 - FREE IDE for LPC2000

tech...@tte-systems.com - Mar 18 2008
TTE Systems have just released a new version of RapidiTTy Lite (v1.5). The tool provides extensive support for system development (code compilation and debug) using LPC2000 de... RapidiTTy Lite 1.5 - FREE IDE for LPC2000
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