Power down mode & wakeup

Started by nedeljkomiljevic in LPC200014 years ago 4 replies

Hi all, has anybody tried to put the LPC in power down mode? What would be the proper sequence of putting it into power down...

Hi all, has anybody tried to put the LPC in power down mode? What would be the proper sequence of putting it into power down mode and wake on external interrupt? I have done the following: (will use EINT2 for wakeup, the program starts with EINT2 mapped to IRQ)


LPC BASIC CAN ?

Started by balabh2000 in LPC200014 years ago 2 replies

Hi i have been working on the FULL CAN code provided in the files section as an example. I am workin on MCB2100 boards and was...

Hi i have been working on the FULL CAN code provided in the files section as an example. I am workin on MCB2100 boards and was wondering if it was possible to configure the same in BASIC CAN mode. If i just try disabling the global acceptance filter using the A


The LPC21xx/LPC22xx's SPI. Am I missing something ?

Started by gregdeuerling in LPC200014 years ago 1 reply

Hello, I have a Maxim thermocouple converter (MAX6675) hooked up to a LPC2294's SPI. The MAX6675 is SPI read only device,...

Hello, I have a Maxim thermocouple converter (MAX6675) hooked up to a LPC2294's SPI. The MAX6675 is SPI read only device, i.e., enable chip select and it starts shifting out bits on each SPI clock. Is there no way to make the LPC's SPI receive a byte with out


IAP successfully used in LPC2119/2129/2194/2292/2294?

Started by Anonymous in LPC200014 years ago 7 replies

Has anyone used built-in In-Application Programming functions successfully in any of those LPC's?? I'm having problems erasing...

Has anyone used built-in In-Application Programming functions successfully in any of those LPC's?? I'm having problems erasing sectors and wonder if someone would help me figure out what am i missing. Thanx in advance, Gonzalo


max baud rate with UART ?

Started by nourson54 in LPC200014 years ago 1 reply

hello, I need to interface someLPC with Lantronix Xport (UART to ethernet gateway in an single RJ45 connector). The max...

hello, I need to interface someLPC with Lantronix Xport (UART to ethernet gateway in an single RJ45 connector). The max baudrate for the Xport is 900000kbaud/s. Can I obtain it with LPC ??(I don't find the max in the user manual :( ) thanks in advance.


Strange behavior on P0.02/P0.03

Started by Curt Powell in LPC200014 years ago 2 replies

We're seeing some strange pin behavior between an lpc2106 (on an Olimex H2106 board) and a USB FIFO (DLPUSB245M). I'm wondering if...

We're seeing some strange pin behavior between an lpc2106 (on an Olimex H2106 board) and a USB FIFO (DLPUSB245M). I'm wondering if anyone has any ideas. When running a simple loopback test sending data from lpc to FIFO, bits 2 and 3 (on P0.02 and P0.03) do not get set to 1 but on the


New tools website dedicated to LPC microcontrollers

Started by lpc2100_fan in LPC200014 years ago 1 reply

Let me keep it short, a new option to order tools for Philips LPC microcontrollers popped up recently. ...

Let me keep it short, a new option to order tools for Philips LPC microcontrollers popped up recently. http://www.lpctools.com/ So far the selection is limited but there is also some additional background information AND a link to this f


Flash memory endurance

Started by Igor Janjatovic in LPC200014 years ago 1 reply

I'm thinking about using Flash memory on LPC2106 (or LPC2124) instead of external SEEPROM. Any idea about Flash memory endurance on...

I'm thinking about using Flash memory on LPC2106 (or LPC2124) instead of external SEEPROM. Any idea about Flash memory endurance on LPC devices? I checked data sheet, user's manual and application notes but I can't find that information. Regards, Igor


Keil ULINK Jtag with GCC

Started by Michael J. Pont in LPC200014 years ago

I've been using the Philips LPC software to download programs to a Keil MBC2100 board. Apart from the fact that I am (always) told...

I've been using the Philips LPC software to download programs to a Keil MBC2100 board. Apart from the fact that I am (always) told that the "code in hex exceeds flash limits" (is this just me?) this works quite happily. I am now trying to use a Keil ULINK JTAG device to pr


handle an interrupt with c-code

Started by supertoll_trinity in LPC200014 years ago 3 replies

i'm new in programming ?c but i have some skills in c programming. i read in the user manual of the lpc 2124 all about the vic how...

i'm new in programming ?c but i have some skills in c programming. i read in the user manual of the lpc 2124 all about the vic how to set the variables. but i do not understand how and where i can programm my fiq- or irq-isr in c-code. for the irq-interrupts there are the address


I2C Nack

Started by skijag2 in LPC200014 years ago 1 reply

Using the Philips LPC 2129, I set-up an I2C slave mode to talk to a master device. The microcontroller, recieves and sends data ...

Using the Philips LPC 2129, I set-up an I2C slave mode to talk to a master device. The microcontroller, recieves and sends data correctly most of the time, but about 1/100 times, when the MC recieves: [SLA][W] it sends a NACK (no acknowledge) back to the master instead


LPC2124 availibility

Started by nourson54 in LPC200014 years ago 2 replies

Hi, the Philips leadtime on most lpc parts is 14 weeks :( ... For an urgent projects we need 50 LPC2124 or LPC2114 . Is...

Hi, the Philips leadtime on most lpc parts is 14 weeks :( ... For an urgent projects we need 50 LPC2124 or LPC2114 . Is somebody know where I can found stocks ? We are ready to buy the LPC parts at 20$ each ;-) thanks in advance Yann Suisini.


Mass programming LPC 21XX MPs

Started by Anonymous in LPC200014 years ago 2 replies

Hello, Does anybody knows a way for mass-programming the LPC21XX processors?? Thanks! ...

Hello, Does anybody knows a way for mass-programming the LPC21XX processors?? Thanks!


Using External AD Converters

Started by Leighton Rowe in LPC200014 years ago 4 replies

Has anyone used lpc's to operate AD7677s (using lpc's) before? - 16-bit True differential input (-2.5V to +2.5V input range) -...

Has anyone used lpc's to operate AD7677s (using lpc's) before? - 16-bit True differential input (-2.5V to +2.5V input range) - 1 MSPS conversion rate Basically the ADC's set up such that: 3V ---> Vref pin Analog input (always +ve Voltage) ---> Vin+ pin


Simple tone generators for lpc

Started by Curt Powell in LPC200014 years ago 1 reply

Can anyone steer me towards some simple tone generators that can easily be interfaced to the lpc using gpio (as few pins as...

Can anyone steer me towards some simple tone generators that can easily be interfaced to the lpc using gpio (as few pins as possible) or i2c? Nothing fancy, we need to control frequency and duration (volume will be controlled manually if at all).


JTAG problems with Olimex LPC2106

Started by dave_albert in LPC200014 years ago 15 replies

I'm having trouble getting my JTAG Wiggler to work with an Olimex LPC-P1 (2106 based prototype board). It works fine with my...

I'm having trouble getting my JTAG Wiggler to work with an Olimex LPC-P1 (2106 based prototype board). It works fine with my Olimex LPC2124 based prototype board, but always gives me a "cable disconnected" or "cannot enter debug mode" error. The board resets


LPC performance and Clock frecuency

Started by acetoel in LPC200014 years ago 8 replies

Hello... I have seen boards with 10MHz, 14.xxxMhz and 20Mhz. All with the PLL set so the chip runs at 60Mhz more or less... But...

Hello... I have seen boards with 10MHz, 14.xxxMhz and 20Mhz. All with the PLL set so the chip runs at 60Mhz more or less... But really, is there any difference if I use a 20Mhz crystal oscilator than a 10Mhz? IF there is no difference between crytal speed.Why so many people


RTC manipulation

Started by Leighton Rowe in LPC200013 years ago 19 replies

I noticed that the lpc real time clocks doesn't really have any registers available for counting time intervals below 1 sec. Is it ...

I noticed that the lpc real time clocks doesn't really have any registers available for counting time intervals below 1 sec. Is it possible to do this with the CTC register? (pclk = 14.7456MHz) If yes, what challenges will I face doing so?


New in LPC

Started by Emanuel Cassimiro in LPC200014 years ago 1 reply

Hi, I currently use the MSP430, but I'm going to use the LPC2129 also, and i'm thinking to buy the Olimex JTAG and the LPC-H2129....

Hi, I currently use the MSP430, but I'm going to use the LPC2129 also, and i'm thinking to buy the Olimex JTAG and the LPC-H2129. These olimex products have some problem? Sorry, I'm brasilian and I don't speak english well. Thanks


LPC Reset..

Started by bty639886 in LPC200014 years ago 2 replies

Is there any way to reset the processor from within the firmware? I am currently using the Watchdog feature, and I know if I...

Is there any way to reset the processor from within the firmware? I am currently using the Watchdog feature, and I know if I stop toggling the watchdog then my processor will time out and reset. However, I need to be able to do different things depending on the