Embedded Programming - Main Page

Do you have a question? Post it now! No Registration Necessary

Embedded Programming - general topics related to embedded programming. All OSes and all MCU and MPU platforms are discussed
Web, RSS and Social Media interface to comp.arch.embedded
There are 134239 individual articles here that are part of 15939 discussions
Please see below the list of the most recent and the best rated articles in Embedded Programming

The most recent discussions

Does GCC use single-precision FP hardware on Cortex-M4 parts?

September 24, 2016, 4:19 pm

Hi - Can anybody tell me for what, if anything, does GCC use the single-precision hardware floating point units on some Cortex-M4 parts? At all? Single-precision float only? Presumably not double? ... Read more »

Optimize pow() function

  [ 2 3 ]
September 22, 2016, 1:36 pm

I have to convert voltage measure (Volt) into power (Watt). As you know, the physics says I need to square the voltage measure. I have to calibrate the mathematical law and I have two points: 0W... Read more »

Memleak in basic system

September 22, 2016, 8:51 am

Hi, I'm stuck with a nasty problem. I'm running an 4.4.13 based kernel with a busybox on an ARM-system but it seems to leak memory... during the working hours. I know it is not the best way to d... Read more »

Relay will not open (but will close)

September 20, 2016, 6:42 pm

Hi Folks- I'm hoping some experienced EEs in the group can help me with a problem I'm having with a circuit using Kemet EC2-12NU miniature signal relays, a low voltage relay. The switch will re... Read more »

XC8 novice question

  [ 2 3 ]
September 11, 2016, 7:02 am

Novice question using MPLABx + XC8 If i define my_variable using; #define my_variable 0b10000000 And then I use it in a function that expects a 'char'; void my_function(char i); I get a compiler... Read more »

Application processor with fast parallel I/O

  [ 2 ]
September 9, 2016, 2:34 pm

I'm looking for a Cortex-A class processor that has reasonably quick parallel I/O that might be hooked up to an FPGA. I'm aware of the existing Zynq and Altera SoC FPGAs, but looking for something... Read more »

New Video: Implementing the PID Controller in Software

September 8, 2016, 2:14 am

Enjoy: https://www.youtube.com/watch?v=JVqJ7uRGwoA -- Tim Wescott Control systems, embedded software and circuit design I'm looking for work! See my website if you're interested http://www.we... Read more »

Linux embedded plus small TFT: ready-to-use solution

September 7, 2016, 11:16 pm

I need to develop a product based on Linux embedded (because I need to communicate with a 4G modem through USB and I have the drivers for Linux). So I'm searching an almost ready-to-use solution f... Read more »

USB device bootloader: which method do you prefer?

September 7, 2016, 7:57 am

I'm designing a small electronic gadget with a USB device port. Now I'm thinking about a good method to upgrade the firmware through the USB. The process should be as simple as possible for the us... Read more »

Instrumentation question.

September 7, 2016, 5:50 am

I've always suspected there was something clever that I could use for a thing like this, but ... I was too afraid to ask about it. Suppose I am on an extremely deterministic platform. Suppose I c... Read more »

Click here for other recent discussions »

The best rated discussions


OpenSource: netpp/DClib universal remote control library for embedded devic...

Hi community, I'd like to announce a first preliminary and free OpenSource release of our device control library (DClib) and its mainly used protocol (network property protocol). What is this? Let me... Read more »


a hobby class on microcontrollers

  [ 2 3 4 5 6 ]

I need to think about a class that will include both young and old, all of whom have very little experience but at least the hope of trying to enjoy such a class on microcontrollers without knowing a... Read more »


Zynq devices, boards and suppliers

  [ 2 ]

I'd like to pick people's brains about aspects of different *suppliers* of Zynq boards. Avnet and Digilent are front-runners, but any info/opinions about other suppliers would be helpful too. ... Read more »


On Home Projects as a Reentry into the Job Market

  [ 2 3 ]

I do not -- thank God -- have to reenter the job market. But I've seen a lot of posts recently that start something like: I haven't worked in engineering since 20xx, and I'm (starting)/ (look... Read more »


ARM SBC in arduino form factor?

For a couple of one of a kind projects, I would like to use an ARM controller in a board that could accept (at least some of the) Arduino shields. So far I found the Xduino (status dubious) and the C... Read more »


[ANN] AVRcam v1.1 real-time image processing engine

The AVRcam version 1.1 is a small, low-cost image-processing engine intended to bring a truly affordable and extensible vision platform to a multitude of developers. The AVRcam provides the followin... Read more »


[ANN] LOOPGEN-Fast hardware looping VHDL IPs

The LOOPGEN IP collection provides fast hardware architectures for implementing nested loop structures. The collection comprises of three different architectures (variants), namely: - HWLU, a mix... Read more »


[ANN] XMODZ-Fast modulo reduction VHDL IPs

The XMODZ IP collection provides fast hardware implementations for the modulo computation on integers. The collection comprises of two distinct IP modules, modk for modulo by a fixed integer consta... Read more »


Cheap small LCD Display

Hi For a new design I am looking for cheap LCD modules: 64x64 dots (or more) 16mm x 20mm outline SPI, I2C, parallel, I don't care Backlight The source must be stable, so we don't run into obsolescenc... Read more »


Analyzer of Quality Electrical Energy, with RTOS ( ARM , Driver ADC, lwip ,...

Analyzer of Quality Electrical Energy This desing and develop is constructed whit RTOS (eCos), consists of a ADC of 16NBits with two channels one to capture Current and another one of Voltege, capt... Read more »