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Discussion group dedicated to the Philips LPC2000 family of ARM MCUs

Search Results for "i2c"

  

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LPC210x I2C Examples?   [6 Articles]

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Johan Forrer - Apr 21 2004
Hi All, Since Philips is strong in I2C, does anyone know whether there are some I2C example code for the LPC210x, like that published in the 8XC552 data shee... LPC210x I2C Examples?

interrupting an I2C transaction with a UART interrupt using LPC2148   [7 Articles]

+1
Sutton Mehaffey - Mar 28 2013
If during an I2C transaction (writing to a I2C display), I get a UART interrupt that has a possible I2C transaction itself (writing 2 bytes to I2C RAM), how do I handle that? ... interrupting an I2C transaction with a UART interrupt using LPC2148

LPC2378-I2C driver   [2 Articles]

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suresh_aec2004 - Nov 22 2007
HI All I am using LPC2378 controller and want to interface AT24C512 EEPROM with I2C . i have gone through the I2C application notes provided on the nxp site but i didnt unders... LPC2378-I2C driver

I2C write within IRQ

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franciscocantero1 - Dec 16 2010
Hello all, I have a little problem. I want to do some I2C writes to an EEPROM from an interrupt service routine, but the I2C fails to initialize the process. Up to now i ov... I2C write within IRQ

I2C code for LPC2148   [5 Articles]

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Sutton Mehaffey - Mar 6 2006
I am trying to use a RAMTRON Serial Memory chip using I2C. I have grounded the Address lines for a 000 address as well as the WP (write protect line). Does someone have a smal... I2C code for LPC2148

i2c works at 60mhz but not 48mhz   [6 Articles]

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tojomico - Oct 26 2006
Hi Group, I have an LPC2214 chip for which I'm attempting to use the i2c bus. If I run my board at 60 mhz (12 mhz oscillator * 5), i2c works fine. When I reduce the speed... i2c works at 60mhz but not 48mhz

i2c and lpc2368

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biso192001 - Nov 3 2007
hello im trying to interface an Lpc2368 with ov7260 camera using i2c bus..the camera use SCCB protocol which is the same as I2C protocol..and the lpc also supports I2C prot... i2c and lpc2368

Regarding I2C Interrupts back in track.   [3 Articles]

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samjith_wasim - Sep 9 2009
Hello Guys, I was able to accomplish the I2C Interrupts ; When I created a separate project for I2C Interrupts I was able to read all the data on req addresses but later when I ... Regarding I2C Interrupts back in track.

I2C Transaction Summary

0
tcirobot - Mar 5 2011
If you are working on I2C code you might find this transaction summary useful: File : /I2C/I2C_Transaction_Summary.pdf Uploaded by : tcirobot Description : I2C Transaction ... I2C Transaction Summary

I2C interrupt   [4 Articles]

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Ken - Aug 24 2004
I am having problems getting the I2C interrupt to work. I have setup the VIC to enable the I2C interrupt (channel 9) in exactly the same way I have setup all the ... I2C interrupt

LPC2102, with i2c and watchdog   [2 Articles]

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chiu...@yahoo.com.hk - Dec 13 2006
hello, i\'m a newbie (and also an outsider of electronics) so my question sounds a bit stupid... now i\'m using LPC2102, and the watchdog works perfectly (device reboots when... LPC2102, with i2c and watchdog

IAR EWARM I2C example?   [2 Articles]

0
stephan2148 - Mar 7 2007
Hello all, Does anyone have an I2C example for the IAR kickstart, or full Embedded Workbench version for a LPC2148? I have looked at the MakeApp utility, but the register names... IAR EWARM I2C example?

I2C question   [4 Articles]

-1
saidaiy - Oct 30 2007
can anyone tell me how to define the register value of I2SCLH & I2SCLL , this is my first times to use the i2c, i read several sample code about i2c but i still have no idea ab... I2C question

help :one wire master bridge ds2482 interface with lpc2148   [2 Articles]

-1
"san...@ymail.com" - Dec 28 2008
hi aim implementing i-button interface to lpc2148 using ds2482 1-wire to i2c bridge. my problem is i am using hardware i2c controller in lpc2148.i am writing 3 routine 1 ... help :one wire master bridge ds2482 interface with lpc2148

LPC2148 and I2C connection to MCP23017   [7 Articles]

0
nickdesantis54 - Feb 20 2013
Hi guys and gals, I'm working on a a project where I want to interface an LPC2148 with 16 MCP23017 I/O Expanders via the two I2C buses. The 2148 obviously runs on 3.3V and the MCP2... LPC2148 and I2C connection to MCP23017

I2C examples for LPC2148   [3 Articles]

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"shahin.ghazinouri" - Aug 21 2006
Hello, I was wondering if anyone knows where I can find a working Keil I2C=20 example for LPC2148.=20 What I want to do is to use the I2C bus to send commands to a Philips=20 ... I2C examples for LPC2148

I2C Multiple Buses   [16 Articles]

0
Chris - Nov 16 2010
I've got an app where I need 3 fully functional I2C master buses. The LPC2368 has (3) I2C, but as I read the manual only 1 of them has OpenDrain outputs. The other 2 use GPIO out... I2C Multiple Buses

I2C on LPC2103   [3 Articles]

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Jason - Dec 22 2010
Hello all im back. Need some advice. Im writing code for I2C for a MMA7660FC which is a: 3-Axis Accelerometer with Digital Output (I2C) Can someone just go over this and see if... I2C on LPC2103

LPC2129 elementary I2C code NOT working   [3 Articles]

0
tint...@gmail.com - Feb 5 2008
Hi everybody, I followed Hitex's I2C example for LPC2129 and had no effect. Here is the code I wrote for writing at a 24cxx memory at address 0, showing also what results gave ... LPC2129 elementary I2C code NOT working

Time outs in I2C routines   [5 Articles]

-1
ajellisuk - Oct 28 2008
Hi, I have a project using an LPC2148 where I'm communicating with several I2C peripherals. Sometimes a peripheral fails to respond for whatever reason, and this causes my s... Time outs in I2C routines

Interfacing 5v I2C circuit to Olimex-h2148   [8 Articles]

0
Mohamad Tayssir Alkowatly - Sep 6 2009
Hi all I have ATMEGA08-16 based circuit that I want to command from my Olimex-h2148 board using I2C protocol. The Atmel based circuit operates on 5v. LPC2148 I2C pins are 5v t... Interfacing 5v I2C circuit to Olimex-h2148

Weird I2C behaviour   [2 Articles]

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Shannon Holland - Jul 1 2004
I'm trying to get I2c up and running on my 2106 board and am seeing strange things. Basically, when the LPC2106 brings SCL low I see the line dropping only to 1.5... Weird I2C behaviour

not receving i2c interrupt

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vijayasarathy T - Feb 24 2005
Hi all, I have used the following code for I2C intializing, the vector no 9, i dont receive i2c interrupt(IRQ) after setting the start bit. if I configure the ... not receving i2c interrupt

WinARM I2C example program   [3 Articles]

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nerdinrage - Apr 18 2009
I'm trying to work with I2C and WinARM. I was wondering if anyone could direct me to an example program for I2C that I can compile in WinARM? I'm trying to play with a DAQ chip a... WinARM I2C example program

I2C problem

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Boris Kralik - Jun 12 2005
Hi guys. I have problem with I2C on LPC2294; I set SDA and SCL wires as I2C: PCB_PINSEL0 |= 0x50; //Set SCL and SDA PCB_PINSEL0 &= (uint32_t)0xFFFFFF5F; and next confi... I2C problem

I2C Help   [2 Articles]

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heedaf - Nov 11 2006
I'm trying to use a LPC2148 as slave for I2C but I can't get it to bring the 9th bit low for the ack after sending over the address. Everything is setup correctly but I can't ... I2C Help

I2C - with 2148 master and 2103 slave   [2 Articles]

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Gigi - Jan 21 2008
hello, I have any problem in a net I2C i have 2 micro an lpc2148 as master and an lpc2103 as slave i have configured all but at start-up some times all the bus is bloked there... I2C - with 2148 master and 2103 slave

problem in I2C Interface   [2 Articles]

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vadivoo geetha - Mar 10 2008
hi we are working with lpc2129,we have written one program for I2C interface in keil software but we unable to compile and debugg because of target not created,serial.h file is ... problem in I2C Interface

general i2c ? - LPC2148

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Sutton Mehaffey - Nov 7 2006
I know this is a general question, but didn't know where to post. I know quite a few members have used I2C, as have I. And, I've gotten my LPC stuff to work pretty well with se... general i2c ? - LPC2148

I2C for Accel Sensor

-2
Sumit Bhatnagar - Dec 13 2008
I have a two ISR on the LPC 2148 1 timer ISR at 1 micro sec. 2 I2C ISR for a Digital Accel (MMA7455) in the Master Reciver mode. The timer should work hand in hand with the ... I2C for Accel Sensor

FreeRTOS- LPC2138 I2C Driver   [2 Articles]

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jagdishlpc2138 - Jan 29 2007
i have used wiznet i2c driver as well as lpc2129 i2c driver but not working on FreeRTOS. without FreeRTOS my simple i2c code is working can any one help me for that ... FreeRTOS- LPC2138 I2C Driver

code for I2C in lpc2106 using Keil.   [7 Articles]

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jha_santosh_kr2005 - Nov 22 2004
Hi, I am desperately trying to communicate with RTC pCF8583 using I2C of lpc2106 using Keil C compiler.But I am unable to start the I2C. Pl. help if u have... code for I2C in lpc2106 using Keil.

I2c/Spi bus sharing   [8 Articles]

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FIRAT KOCAK - Apr 1 2009
Hi, While sharing i2c/spi bus, it is ok for spi devices that they have a chip select input but for i2c devices there is not any kind of input ( some have reset pin, this pin... I2c/Spi bus sharing

i2c

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djflaechenbrand - Apr 10 2005
Hi I use an olimex evaboard (LPC2106) and the gcc (Winarm). I would like to use the I2C interface but it won't work. ARM should be the master. I have 10K pullups. fir... i2c

I2c bus speed - LPC2148   [4 Articles]

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Sutton Mehaffey - Mar 5 2007
I have been having some LCD graphical display issues concerning timing with my LPC2148. Is the I2C bus speed of 400 Khz independent of the CPU speed? In other words, is the I2C... I2c bus speed - LPC2148

I2C and bootloader control on the same pin   [5 Articles]

0
peterssonmikael - Apr 20 2005
On the LPC2138, P0.14 is both SDA1 and bootloader control pin. So if I am using the second I2C-channel in a multimaster application there might a situation where anothe... I2C and bootloader control on the same pin

I2C in LPC2368   [6 Articles]

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samjith_wasim - Jul 8 2009
Is it possible to develop I2C without Interrupt Service Routines (ISR) ? ------------------------------------ ... I2C in LPC2368

Can I2C and SMBus get along on LPC2468?

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"Gerthoffer, John" - Nov 7 2011
I am running v2.89 uCOS-II on an LPC2468 based device that shares an I2C bus with I2C devices (RTC, I/O expanders) and an SMBus smart battery. I am having communications problems ... Can I2C and SMBus get along on LPC2468?

i2C bus, master control

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zpierre007 - Aug 23 2004
Hi every body, If you want to use the i2c bus as a Master, go to the files list and watch the i2c.zip. There are somes functions and an example to a full ... i2C bus, master control

I2C Interrupts - LPC2368 working under Keil uVision 3

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Samjith Wasim - Jan 11 2010
Hello ppl, Why really I2C Interrupts Hanging under large applications ? What is the exact reason behind hanging ? Service routine after few seconds not really runnning on ?... I2C Interrupts - LPC2368 working under Keil uVision 3
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