Re: Moving from 2106 to 2138
2005-07-26 by Thiadmer Riemersma (ITB CompuPhase)
That s basically it; you may also want to set the stack end in the .ld file. Here are the top few lines from my lpc2138.ld file: MEMORY { flash : ORIGIN = 0,
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Re: [lpc2000] Re: On KEILs Dhrystone benchmarks --again
2005-07-26 by Michael Johnson
We ve published our Dhrystone/Whetstone numbers (and the project files) at www.rowley.co.uk/arm/arm_bench.htm I suspect the remarkable Keil Whestone
Re: [lpc2000] Timer issues
2005-07-26 by 42Bastian Schick
soren_t_hansen schrieb am Tue, 26 Jul 2005 ... You should reset the VIC (disable all interrupts) before downloading (gdb init
Re: On KEILs Dhrystone benchmarks --again
2005-07-26 by Thiadmer Riemersma (ITB CompuPhase)
Hello Bernie, I have noticed that our site was temporarily down too. I do not know why. It should be up again. One issue may be that I made an error in the URL
Timer issues
2005-07-26 by soren_t_hansen
I m having some problems with the timer on a lpc2132 in the following way: I m developing a program which I m running from RAM while debugging. I ve set up
Re: CAN and UART1 troubles
2005-07-26 by gerhard_uttenthaler
... (external) ... No, I am not using IAR, but the gnuarm toolchain (arm-elf-gcc version 3.3.3). If I find out something helpful I will post it here.
Moving from 2106 to 2138
2005-07-26 by Nice Guy
In a school project we were originally going to use a 2106, but have decided to move to a 2138 due to extra GPIO pins and External Interrupts that are edge
Re: LF: Eclipe GCC interrupt examples,
2005-07-26 by soren_t_hansen
... environment? ... I don t know if you are using the CDT plugin, but you might want to check out Zylin.com and their opensource section :o) /Søren
FIQ tuning
2005-07-26 by 42Bastian Schick
Hi, while investigating the max. FIQ latency on a LPC2294 (other LPC should be similar), I wrote following code which fits completly into the vector table and
Re: [lpc2000] I want to use an I/O port to control an SPI clock and its data.
2005-07-26 by Charles Manning
... I will let you into a little secret of mine. I have been using SPI for over ten years and have never used an SPI peripheral. I have always bit-banged the
RE: Unreliable Secondary JTAG Connection
2005-07-25 by Owen Mooney
I ve used the secondary JTAG on the PLC2106 for debugging - I needed the extra port lines that enabling the primary JTAG also cripples. It worked well. I used
Re: Unreliable Secondary JTAG Connection?
2005-07-25 by philips_apps
James, it all started with the assumption that trace emulation would be the standard for the ARM devices. Enabling debug on the LPC2104, will enable the
Re: IRQ - I don't know what me do. HELP!!! PLZ
2005-07-25 by genie_23432
... Had the same issue a little while ago (new at this ARM stuff also). The interrupt handler install function is only if you are running your interrupt vector
Re: [lpc2000] IRQ - I don't know what me do. HELP!!! PLZ
2005-07-25 by Mike Nelson
Alex: Do not modify the default IRQ handler as you have shown below. The default IRQ handler reads the vector from the Vectored Interrupt Controller of the
Re: CAN and UART1 troubles
2005-07-25 by genie_23432
... CAN ... I am having an almost identical type of problem using the LPC2119. Its in previous posts and I have since been told by Phillips that if I was using
RE: [lpc2000] Unreliable Secondary JTAG Connection
2005-07-25 by James Dabbs
... Leon, Thanks for the response. I guess I don t understand Phillips goals. Why put an entire second JTAG unit on the part when the UART can be used to
Re: CAN baud rate
2005-07-25 by pearl_ixxat
The multiplier I was refering to is the PLL multiplier, which can provide a peripheral clock of 60 MHz. My problem is finding a combination that will allow
Re: [lpc2000] KEIL has USB example code (HID and Mass Storage) / header files for LPC2148
2005-07-25 by Sebastien Jacquemard
I ve compiled the 2 examples (HID and mass storage successfully with Keil uv3), but I have no board to test it actually. I ve put the hex file in the file
UART programming question
2005-07-25 by buyskoen
Hi, I m new to the LPC2138 and I m using uVision3 as enviroment. I m trying to debug my program code with the build in debugger. But I m trying to figure out
Re: [lpc2000] Unreliable Secondary JTAG Connection
2005-07-25 by Leon Heller
... From: James Dabbs To: Sent: Monday, July 25, 2005 8:52 AM Subject: [lpc2000] Unreliable Secondary JTAG
Unreliable Secondary JTAG Connection
2005-07-25 by James Dabbs
I am using a Nohau JTAG ICE connected to the second port on a LPC2106. The emulator does not make a reliable connection to the JTAG unit on the chip. On my
I want to use an I/O port to control an SPI clock and its data.
2005-07-25 by fangneu
Because my MCU has not enough SPI pins so I can only use I/O pins as control SPI.But I m not sure that the way of the IO pins simulate SPI.Should I send a
Re: A/D Reference Voltage
2005-07-24 by Owen Mooney
Thanks Tom. BTW I have found a nice reference from National (LM4120) low power - shutdown -low drop out voltage Owen Hi Owen, I was just looking into this
Re: More UART woes
2005-07-24 by Owen Mooney
Dont forget that part of the windows API allows you to extend the size of the uart buffers. They are 4096 by default I think, but I always stretch them out to
IRQ - I don't know what me do. HELP!!! PLZ
2005-07-24 by alexmotin
Hello. I have a big problem! I use IAR 4.10B LPC2119 and i want to use IRQ UART1 I did it so: InstallHandler((unsigned int *)0x18, (unsigned int)
External Memory Access
2005-07-24 by xteret18
Greetings All, I am using the Phytec LPC2294 and I would like to use an external memory device( which is actually just a piece of hardware) I have it set up to
Re: [lpc2000] Re: LPC2292 + QUAD UART tl16c754
2005-07-24 by Anton Erasmus
... Because of the nature of our comms, we could poll the quad uart from a timer interrupt routine. (once every 1ms). Even at 115200 baud, it takes over 5 ms
KEIL has USB example code (HID and Mass Storage) / header files for LPC2148
2005-07-24 by capiman26061973
(My email to yahoo group mailing seems to be broken again, hopefully this post doesn t come out three times...) Have not looked in detail, but here is a page:
Re: USB Resource, use LPC2148
2005-07-24 by lpc2100_fan
Hi Majid, the LPC2148 (or for smaller programs the LPC2142) are almost the same devices as the LPC2148, just 2 analog inputs turned into D+ and D- A board from
Re: [lpc2000] USB Resource
2005-07-24 by Charles Manning
... Why use the LPC2138? It does not have onboard USB and needs an extra chip via serial. THis limits what you can do with it. How about trying the ATMEL
USB Resource
2005-07-23 by majid_mokhtari
Hi everybody , I have just started using USB instead of RS485 in an especial medical instrument . I am surfing on the web to find a good and practical
Re: [lpc2000] CAN baud rate
2005-07-23 by Charles Manning
... You have forgotten the PLL which increases the 12MHz to up to 60 MHz.
Re: A/D Reference Voltage
2005-07-22 by tom_laffey
Hi Owen, I was just looking into this myself. There is a FAQ on the Philips site (http://www-us16.semiconductors.com/cgi-bin/faq/faq.pl?
CAN baud rate
2005-07-22 by pearl_ixxat
I am working with the Keil MCB2100 board. This board has a LPC2129 processor, and is running a standard 12 MHz oscillator. I am interested in operating a 1
CAN and UART1 troubles
2005-07-22 by gerhard_uttenthaler
Hello! I am working on a project using the LPC2119. My main loop observes, whether a message has been received by the CAN interrupt and if so, sends it on the
Re: Long unconditional brach - assembler
2005-07-22 by Karl Olsen
... If your FIQ handler can fit in 9 instructions, you can relocate the interrupt vectors to internal RAM, and have your handler in the 36 bytes at
Re: [lpc2000] Long unconditional brach - assembler
2005-07-22 by DECwiz (Fred van Kempen)
Try: ldr pc, =your_routine and make sure to also declare the your_routine label as a global... --fred xjag74 wrote: Hello, is
Long unconditional brach - assembler
2005-07-22 by xjag74
Hello, is there a way to realize a long unconditional branch in assembler? What I try to do is to jump from the interrupt vector table - located at the begin
Re: [lpc2000] LF: Eclipe GCC interrupt examples,
2005-07-22 by 42Bastian Schick
flying_wookie1 schrieb am Thu, 21 Jul 2005 ... There is a tutorial on eclipse, search the last 3 weeks in this group. But since it
Re: LPC2292 + QUAD UART tl16c754
2005-07-22 by catstransport
... After my changes I can write to the uart and read from it. But only 50% of my data comes over the UART. So every second character is thrown away from the
LPC2214 & SPI1
2005-07-22 by jensalsig
Hi, I m having some trouble with the SPI1 channel. My hardware configuration is two 25LC640 connected to SPI1 channel via two separate chip selects, GPIO s. I
Re: [lpc2000] More UART woes
2005-07-22 by Mohan K
Hi, I Linux-2.16 PC to collect the data sent by the LPC 2138. The 8KB data said in the previous mail is splitted in to 128 bytes of chunks and then transferred
Re: More UART woes
2005-07-22 by vajper0
... Exactly what I found out short after my post! Switched to a known good (and really expensive) UART card and now it seems to work fine :) Crappy old 16550
RE: [lpc2000] More UART woes
2005-07-22 by Tim Wade
Hi I really wouldn t blame the LPC -- it is very likely that the PC is loosing the characters... We had a FAST PC logging data coming from a GPS receiver at
Re: [lpc2000] More UART woes
2005-07-22 by Mohan K
Hi all/PH, I am also facing the same problem. When I try to send the 8+Kbytes of data, on the other end am loosing some bytes. The speed of transmission is
Re: RTC problem
2005-07-22 by Dave
... Hello, try this: #define WDT_BIT (1
A/D Reference Voltage
2005-07-21 by Owen Mooney
Has anyone experience with lower A/D reference voltages on the LPC2138? I usually use a 2.5V reference on 3.3v systems but the doc suggests that this should
Re: RTC problem
2005-07-21 by Owen Mooney
I think this is most of it below. The RTC is fairly cool. You can set EXTWAKE so that it wakes the processor up from power down every second i.e processing
LPC2138FBD64 Europe distributors ???
2005-07-21 by yvesr123
hi , I have contact my distributor (arrow-Iberia) from Portugal about availability of LPC2138. Part is not in production status. (answer from them). this part
LF: Eclipe GCC interrupt examples,
2005-07-21 by flying_wookie1
Hello everyone, could someone be kind enough to point me to some tutorials, or examples of interrupt based code for the eclipse development environment? Thank