LPC2104 UART0 FIFO problem
2005-04-24 by yxh510
HI, When I using UART0 FIFO for receive 4 byte interrupt.the problem is: It can only receive 3 byte then go interrupt.When I send 4 byte from PC to LPC2104 It
Messages
Browse messages
Page 192 of 329 · 16407 messages matched
Re: [lpc2000] interesting Function Library for Philips LPC2100
2005-04-23 by Bill Knight
Yes, I find it very interesting. Specifically because while several of the files (uart, processor, various global.h, and lpcXXX.h files) may have a copyright
New Datasheet
2005-04-23 by charlesgrenz
LPC2131/2132/2134/2136/2138 (UPDATED) Single-chip 16/32-bit microcontrollers; 32/64/128/256/512 kB ISP/IAP Flash with 10-bit ADC and DAC
Re: [lpc2000] Olimex LPC-H2294 Intel Flash
2005-04-23 by Richard Duits
Hello Paulo, We made the same mistake on one of our own prototype PCBs, and I did not get this working either. If you don t have any 8-bit devices on the bus,
Re: interesting Function Library for Philips LPC2100
2005-04-23 by valdef78
... GNU ... ... Thanks for pointing it, I just looked rapidly at the documentation and didn t see it.. but effectively, that s in the code.
Re: [lpc2000] interesting Function Library for Philips LPC2100
2005-04-23 by Rod Moffitt
You might want to take a look at the license for that library, it s released under the GPL (look for This code is distributed under the GNU Public License in
LPC2194 and WinARM
2005-04-23 by Skymab
Hi, does WinARM support the LPC2194? Does anyone know where to get cheap LPC2xxx-Controllers? Thx in advance for reply Skymab [Non-text portions of this
Re: [lpc2000] interesting Function Library for Philips LPC2100
2005-04-23 by Leon Heller
... From: valdef78 To: Sent: Saturday, April 23, 2005 8:06 AM Subject: [lpc2000] interesting Function Library
interesting Function Library for Philips LPC2100
2005-04-23 by valdef78
Hello, I m still looking around on Google to see if I can find more interesting links or infos on ARM and particularly on LPC21xx and this time I found this
Re: RTS/CTS
2005-04-23 by bobtransformer
I wish there were a way to re-define some of these dedicated pin functions... I can t seem to find more than 2 PWM outputs and have to give up A/D inputs if I
Re: [lpc2000] Flash variables
2005-04-23 by Robert Adsett
... ... That makes sense. After a while all the different architectures do tend to blur. Robert Freedom has no meaning of itself. There
Olimex LPC-H2294 Intel Flash
2005-04-23 by Paulo de Almeida
Hi, The Olimex LPC-H2294 board has an Intel Flash (TE28F320C3BD70) with 32 Mbits arranged as 2MBx16bits. The board uses the chip at external memory bank 0
Errata updated for LPC-2294 on April 1, 2005
2005-04-22 by Brett Delmage
Hmm. Not a good day to issue new errata, eh? Anyway, I just noticed that a new Errata for LPC2294 was issued on April 1, 2005. Version 1.5
Re: [lpc2000] Flash variables
2005-04-22 by Anton Erasmus
... Sorry, an artifact from working with the AVR. There the .rodata section is handled the same as the .data section. The variables are placed in RAM and their
capture pwm missing
2005-04-22 by dasbento@aeiou.pt
Hello group, I have one problem in capture of PWM, i.e, sometimes exist missing the capture of PWM. I m using the LPC2129!! My interrupt function is the
Re: RTS/CTS
2005-04-22 by lpcarmed
The good thing you can get a modem status change interupt when CTS changes. ... them ... not
Re: [lpc2000] Flash variables
2005-04-22 by Robert Adsett
... OK, I ll bite. Why would you copy the .rodata section to RAM? I haven t seen any need to. From one of my linker files prog : {
Re: [lpc2000] Flash variables
2005-04-22 by Anton Erasmus
... In which version of arm-gcc does const put the variable in the text section. I have checked with arm-elf-gcc v3.4.3, and the variable is not put into the
Re: [lpc2000] Flash variables
2005-04-22 by Michael Anburaj
Jaromir, Its true for all compilers, as long as the .text region (RO section in ADS) is located in Flash (in the link step) – all constants & literals will
Re: [lpc2000] RTS/CTS
2005-04-22 by Robert Adsett
... It s more common than you might think. The most infamous example that I know of is the 8255. The data sheets stated that the chip provided handshaking.
Re: [lpc2000] JTAG Programming for LPC2138
2005-04-22 by sudip nag
The wiggler I am using a cloned one. RTCK(24) is pulled down using 4.7K resistor, TRST(20) is pulled high by 4.7K. 16MHz and 32.768KHz crystals are connected
Re: [lpc2000] RTS/CTS
2005-04-22 by Robert Wood
... pins are assigned there function by convention only. You can make them mean anything you want them to. They are controlled strictly by software not by
Re: [lpc2000] RTS/CTS
2005-04-22 by Robert Adsett
... I think you are expecting too much of the UART. As I recall the pins are assigned there function by convention only. You can make them mean anything you
RTS/CTS
2005-04-22 by Robert Wood
Hi folks, I m setting up comms between an LPC2194 and an FTDI USB chip. It would appear that the CTS of the LPC can be connected to the RTS of the FTDI device
Re: [lpc2000] JTAG Programming for LPC2138
2005-04-22 by Leon Heller
... From: sudipnag1 To: Sent: Friday, April 22, 2005 3:22 PM Subject: [lpc2000] JTAG Programming for
JTAG Programming for LPC2138
2005-04-22 by sudipnag1
I have tried to program a fresh/new LPC2138 using Wiggler and Cross Studio 1.4. After creating a new project and copying a sample program I have built the
Re: [lpc2000] Flash variables
2005-04-22 by Richard Duits
Anything you define as const is allocated in the flash (at least gcc does this, have no experience with other compilers yet). Because the arm has only one
Flash variables
2005-04-22 by Jaromir
Hello, how can i keep long strings(or fonts,bitmaps) only in flash memory, and later read. I use gcc - is something like read_flash_byte() function? or can i
Development Board Choices
2005-04-22 by Peter Gray
I m curious to know which LPC development boards folks are using, and whether or not they consider them good value for money. Thanks, -Pete. (for reference,
Re: [lpc2000] Using C++ on LPC3128
2005-04-21 by Charles Manning
Ok, you re free to do what you want, but I feel I must make a comment. C++ uses more resources (RAM and flash) than the same thing done in C code. C++ tends
Re: I2C and bootloader control on the same pin
2005-04-21 by wittrockjeff
Well... thats kind of what I was talking about when I mentioned putting the buffer in between my external device and the first I2C channel. I guess I was
Re: LPC2138+User Manual
2005-04-21 by lpc2100_fan
It is posted in this forum in the files section Bob
Re: LPC2138+User Manual
2005-04-21 by dlmassey2000
... Philips website. Is it really posted separately. ... I found it here www.keil.com/dd/docs/datashts/philips/lpc213x_um.pdf Regards Dennis
Re: Using C++ on LPC3128
2005-04-21 by soren_t_hansen
... I ve only used it for the linking. I have to mention that this is my first experience with gcc (and also g++ :o), therefore my makefile and compilation
[lpc2000] LPC2119 GPIO 5V tolerance
2005-04-21 by Gerhard Uttenthaler
Hi, we have build a system with the LPC2119, where we connect a 5V Signal to a GPIO. Now when the system starts, the 5V is present a little bit earlier than
Re: [lpc2000] LPC2138+User Manual
2005-04-21 by Digital Systems, Partner
I am working on a battery power instrument and wants to know current consumption of LPC2132. Can somebody help? Vimal Amin ... -- Vimal Amin Digital Systems,
Re: [lpc2000] Re: I2C and bootloader control on the same pin
2005-04-21 by 42Bastian Schick
... Why not put a driver inbetween port and i2c slave enabled by the CS for the i2c slave(s) ? -- 42Bastian Schick
Re: [lpc2000] Using C++ on LPC3128
2005-04-21 by 42Bastian Schick
Søren ... Do you use for all stages esp. link g++ ? ... It has for sure nothing to do with the CPU. ... Most likely a tool-misuse or linker script. Less
LPC2138+User Manual
2005-04-21 by sudip nag
Hi, I do not find LPC2138 User s Manual after consecutive searches in Philips website. Is it really posted separately. Sudip Nag Yahoo! India Matrimony: Find
Re: LPC2138 RTC
2005-04-21 by drybak2000
Robert, I ve found in the older posts that the current on VBAT is 15-20uA (very, very much! Standalone RTCs consumes 250-500nA in broad range of voltage). OK,
Re: LPC2138 RTC
2005-04-21 by valdef78
... powered ... you could charge the battery when in normal power mode.. but the supercap answer from Robert could also be a good solution. we had to know the
Re: [lpc2000] Using C++ on LPC3128
2005-04-21 by Jaromir
Add compiler flag : -fno-rtti to disable runtime type information, and in linker script add subsection *(.gnu.linkonce*) which is required in C++. But when
Re: [lpc2000] Re: I2C and bootloader control on the same pin
2005-04-21 by Musharraf Hanif
I know this is not an elegent solution, but it is the first thing that came to my mind this early in the morning: You could try an external buffer circuit with
Re: [lpc2000] LPC2138 RTC
2005-04-20 by Robert Adsett
... Have you considered a supercap? A couple of Farads may be all you need depending on how long a power outage you want to withstand. A simple resistor
Re: LPC2138 RTC
2005-04-20 by drybak2000
OK that s fine, but it doesn t solve the problem - RTC will be powered from battery all the time (even if main power supply is OK). I don t think that a small
Re: Olimex LPC-E2294 or E2214 with ethernet
2005-04-20 by Gus
Olimex messed up and connected the circuit wrong! You can use Ethernet chip in 8-bit mode only. (16-bit will NOT work) Try to read the chip ID and once you can
Re: LPC2138 RTC
2005-04-20 by valdef78
... LPC. So ... all the ... Use a simple 1.2V battery with a low quiescent current 3.3V step-up from Maxim or other..?
LPC2138 RTC
2005-04-20 by drybak2000
I don t understand the idea of VBAT in LPC2138. I want to have RTC running in case of main power supply failure. I didn t find any information about a battery
Re: I2C and bootloader control on the same pin
2005-04-20 by wittrockjeff
Hello, I was also recently considering using the 2nd I2C interface on an LPC2138. I am using the first I2C channel for communication with an external device,
Olimex LPC-E2294 or E2214 with ethernet
2005-04-20 by pick2light
Has anybody managed to get the Olimex LPC-E2294 or E2214 to communicate across the ethernet? If so was it a nightmare, are there any special tricks? I need to