Latest threads in Embedded Programmingshow only best voted threads

Subject Author Posted Replies
 
Why is small-scale ARM development such a pain
Ok, I'm spoiled by AVR Studio. Works great, lets me use assembly language with a single .asm file, debugger takes one pin, not much to complain about. Why isn't there an equivalently painless solution...
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Any Large Integer Libraries Out There for the ARM?
I needed to multiply U128 = U96 * U32 on an ARM the other day, and did a hack job in C. It is logically correct, but it probably takes 3-10 times as long as assembly-language. Are there any large...
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.Net Micro Framework on an Arm Cortex M3, experiences anyone?
Hi We are working on a new product and we are contemplating using a Virtual Machine, running the Microsoft .Net Micro Framework It seems it could be running on a STM32F105 (Cortex M3 device) with...
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89lpc9xx development using other devices
My spare PDS900 died. I have about 15 active designs all using through hole DIP 20 8K parts. Yearly volume 5K. Lots of years worth of 51 assembler code. I use the basics, no analog, internal reset so...
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ov7690 SCCB writing data to register
hello: Hello: i am using ov7690 with at91sam usin MCK at 12.3MHz. but for testing purpose i am using I2C at 153KHz from atmega2560 for SCCB. I can read any register from ov7690 but I can't write to...
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Obsolete emulator / parts killing business buy old pds900
I've developed a nice business over the past 15 years lately using the 89lpc92x family of parts. The DIP (20) package is important so that upgrades may be made in the field. Yearly volume is 3-5K...
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"ethics" (?) of forced supply purchases
Hi, I'm curious as to the ethical issues (opinions) regarding tying customers into a particular supplier ("yourself") for ongoing product "consumables". [E.g., Joe Computer User purchasing printer...
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Re: Formatting SD cards under Linux
Apologies to the kind people that have been staying with me on the SD card problem for not reverting to queries and suggestions. The problem isn't solved, but is definitely on the back burner at the...
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32-bit RISC now cheaper than 8-bit
The NXP LPC1110 starts at less than $1 for a 4KB flash part. That's cheaper than an AVR in my experience! I'm not really sure if it's all that more powerful but it's good enough for me. The thing I...
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I mus be stupide but..
Begining with pic programing in C The following prog works on a pic16f84A #include /***** CONFIGURATION *****/ __CONFIG(0x3F61); /***** MAIN PROGRAM *****/ void main() { // Initialisation TRISB =...
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Tracing SWO Packets
Hello, I am using 32-Micro-controlller from Energy Micro having Cortex M3 core for my development. The IDE is Eclipse Helios along with segger Jlink tools for debugging. Problem description: I am...
 
atmega2560 - LTC2440 SPI communication...need help troubleshooting
New guy here trying to talk to an AD board via SPI. Was hoping someone might help me troubleshoot. I have an ATmega2560 attached to a STK600 development board. I'm trying to get data off of a...
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Embedded SW Engineers sought -- Herndon, VA -- Northern Virginia
Hello All, We are looking for experienced Embedded Software Engineers to develop embed= ded applications supporting multiple ongoing and new projects focused on wi= reless communications solutions....
 
Looking for a dedicated chipset for EMV (Europay, MasterCard and VISA)
I am looking for a dedicated chipset for EMV (Europay, MasterCard and VISA) to use with an accessory for iPhone. The chipset shall support basic EMV commands, and one or borth of the following...
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Documentation "containers"
Hi, I'm releasing documentation packages for several designs and am interested in *alternative* containers besides ".PDF". I want a self-contained document -- not a hole slew of files linked together,...
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