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0
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1answer
29 views

difference between “zynq-uboot>” prompt and “root@mcontroller:-# ” prompt, when intalling linux on zynq processor

I have zynq board ( not the zedboard), it doesn't have all the peripherals of zedboard. I am facing some problem while booting the linux on zynq with my new BOOT.bin. When I used to put the sdcard in ...
0
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0answers
26 views

Install system to Disk on Chip [migrated]

I'm looking for an easy way to install linux on a PC104 (x86 no cmov) system with a Disk-on-Chip. It can be a very simple system (BusyBox, etc) or a distro the installs in under 512mb. I just need to ...
0
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0answers
37 views

Any embedded linux tutorials focusing more on hardware side? [closed]

So I've been recently quite interested on the topic of embedded linux. However, great majority of information on the internet I've been able to find focuses more on the software side. Are there any ...
0
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0answers
16 views

Synthesis of Verilog code in Cadence

I am trying to synthesize my Verilog code, which I wrote using Modelsim tool for 8-bit MAC in Cadence Encounter. The file that is generated after synthesis has to be re-checked for functionality in ...
0
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0answers
61 views

UART takes some “kicking” to start receiving data

I am using a UART on a single board computer (Olimex A13) and I am trying to send and receive data through the UART. On the send side I have no problems. The Olimex board sends data to the serial buss ...
0
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0answers
15 views

Enable and access AUART on iMX28

I designed my own PCB with a iMX28. I based my design on the mx28evk board and I use Yocto + Linux kernel 3.12 + the devicetree for iMX28EVK. Because my design is not the same than the mx28evk, I ...
0
votes
1answer
61 views

checking uart overrun and framing error flags in linux

Checking uart overrun and framing error flags in linux. In some microcontrollers I can access overrun and framing error flags programmatically. Is it possible to access these flags from command line?
1
vote
1answer
199 views

lpc1343 upload firmware via UART bluetooth module from linux

I am a novice to BT so I am looking for some advice. My LPC1314 has a bluetooth module soldered to its UART. I believe the BT module is a HC-06. I want to use BT to flash the firmware.bin to the ...
2
votes
2answers
181 views

Move embedded programming from Keil to Linux

I'm currently using Keil to develop for an STM32 discovery board. My project is close to finished, and I'd like to move to a Linux based building environment. I've been using the preconfigured ...
3
votes
2answers
84 views

Linux Circuit Software To Calculate Power Dissipation

I am a bit new to this whole circuit simulation software, so I was hoping someone could share their years of experience with me to help me weed through this seeming jungle of software-packages. I ...
0
votes
2answers
247 views

STM32L-Discovery programming on Linux with Eclipse

my problem is following. How to configure Eclipse + ARM in order to code for this microcontroller? I installed Eclipse and ARM plugin for it but I can't understand what to do after that :(
2
votes
3answers
93 views

Pin IO for a computer running Linux [duplicate]

I'd like to control a few input pins (say 5) and a few output pins (at least 2) from a computer. The computer has no parallel port. What is the best way to do this? USB-to-parallel adapter (anybody ...
1
vote
1answer
156 views

If a controller has MPU, will it run Linux efficiently?

I have an EFM32 board having Cortex M3. This board is having an Memory Protection Unit. Will it be a good idea to port Linux on it? I am discouraged because of this answer: Linux on ARM Cortex-M3 ...
1
vote
2answers
492 views

Data lost writing on Arduino serial port. Overflow?

I have an Arduino connected to a linux box (a Raspberry Pi). I'm reading an analog pin and writing it out with Serial.println() together with the value of ...
0
votes
0answers
44 views

Which will boot faster: FreeRTOS or MuCLINUX: need general guidelines?

Are there any general guidelines/thumb-rules to select OS? I have to port it on Cortex M3 based chip. Which OS should be selected: FreeRTOS or MuCLinux if I want the boot time minimum?
1
vote
1answer
361 views

Connect Marsboard with Touch Panel and access GPIO pins

I am thinking about using a MarsBoard A10 and LCD Touch Panel for low volume commercial product but I have to confirm some capabilities first. Firstly, what would it entail to get the Marsboard A10 ...
3
votes
0answers
92 views

Using GNU/Linux as an Electronics Engineer? [closed]

Are there many companies that provide a GNU/Linux environment for their electronic engineers?
1
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0answers
82 views

How to “read” SSD LED display by sniffing it's i2c communications with master?

Firstly I apologise if this question is more of a Raspberry Pi/Linux question but I've scoured the Raspi/Linux stack exchange boards and googled until my fingers fell off so I'm trying here in the ...
1
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0answers
74 views

PCIe card powered but not recognized on custom interface

I have a black magic declink mini recorder card that I am trying to recognize on a small form factor linux machine (debian 3.2.46-1 x86_64). I have made a custom interface board with what I think are ...
0
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0answers
146 views

Sniffing SD-card

I have the BeagleBone Black and HackHD camera. The camera stores its video on an SD card. How would one go around to pick up a file being written to HackHD SD card on BeagleBone (or any other embedded ...
1
vote
1answer
94 views

Enabling uClinux to run on Altera DE2-115?

I'm trying to learn Qsys and Quartus II to define a system that can run linux according to this document: http://uuoc.org/uClinux_nios2_custom_hardware.pdf But I'm running into problem as the ...
1
vote
1answer
240 views

Virtual display for simple GPU development

Related: Where to start when considering making a GPU? I'm a pretty strong programmer, but I'm very new to hardware design, so apologies if I use strange terminology. My long-term goal is to ...
1
vote
0answers
166 views

Raspberry Pi with SMBus SmartBattery

I'm trying to interface a Raspberry Pi with the mini-box OpenUPS. It claims to implement the Smart Battery SMBus specifications. I can read data from the device using the i2c_smbus_read_word_data() ...
1
vote
1answer
176 views

AVR-GCC: Ports Undeclared when compiling

My Setup I'm running Ubuntu 12.10, and I want to be able to use gcc and avrdude to compile and program my ATmega328. I followed this Ladyada tutorial: Ladyada AVR Tutorial Everything installed ...
0
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0answers
40 views

Will this RAM bypass interfere with linux's total memory count? [duplicate]

As the patent in this question shows, it may be possible to hijack a computer by bypassing the memory controller. If it's true that it only hijacks part of the RAM at a time, does that mean that it ...
3
votes
1answer
56 views

Storage in embedded linux

I am basically from a background of small microcontrollers(arm7,cortex-m series). As I started working with a cortex a8 board(beagleboard xm), I always wonder how to store applications in flash/ram ...
2
votes
3answers
169 views

How can I figure out an unknown UART's speed?

So I have a piece of hardware I'm reverse engineering. I believe I've found a UART on the board. I have an FPGA connected to it that just does: ...
3
votes
0answers
85 views

SPI transaction timeout linux device driver

I am stucked for last 3 days at a point if anyone have any info regarding it then please do share... I am working on eink device driver with msm8960 qualcomm chipset. ...
1
vote
1answer
240 views

ARM Linux and UBoot - Can I make a read-only MTD writable?

I have several embedded Linux devices installed at customer sites. We have an updated Linux kernel we are prepared to deploy to these devices. The problem is that on these devices, the U-Boot ...
0
votes
2answers
233 views

USB Lamp, controlled by linux driver

I want to build a simple USB lamp (maybe colored LED lamp) which will be controlled by PC. So, actually, i want to get practice in linux kernel modules development, but i need to get appropriate ...
1
vote
0answers
37 views

avrdude - Set programmer's path [duplicate]

I am trying to upload a hex file to my ATtiny85 with my AVR ISP MKII programmer. But avrdude says it cannot find my programmer. How can I find where my (USB) ...
3
votes
1answer
388 views

Error while uploading hex file to AVR uC

I am trying to upload a hex file to an ATtiny85 from Ubuntu by running these commands: ...
1
vote
2answers
1k views

How to use USBee AX logic analyzer under Linux?

I've got clone of USBee AX logic analyzer, to play with one and see if I need a device of such type at all. Unfortunately, I haven't found any Linux software that supports one. I have tried Sigrok, ...
-3
votes
1answer
200 views

Is there a non-gas assembler for AVR for Linux? [closed]

I need to do an entire project in mostly-time critical code. Using assembly seems like a good idea. I've seen quite a few example assembly files and such which have an "Intel" feel to them. I know ...
2
votes
2answers
323 views

Has anyone seen power cycle corruption in industrial SD cards?

I am using a micro SD card in a new embedded Linux system (choice of SD was not mine, was made by the hardware guys). I have seen a problem before where power cycling of a system without doing a ...
1
vote
2answers
897 views

Can we run Quartus II on Ubuntu?

I can compile digital components and download them to the boards DE2 and DE2-115 I got. I do it from Windows 7 but I want to enable this on ubuntu while the files from Altera are for Red Hat Linux. ...
9
votes
2answers
1k views

AVR - How to program an AVR chip in Linux

I recently got an AVRISmkII AVR programmer, and I have an ATtiny85 and ATmega328. I was wondering how I could program these chips (with the programmer) but when I try getting Atmel Studio 6 it is only ...
-5
votes
1answer
130 views

Stuck running CodeSourcery under Ubuntu [closed]

I installed CodeSourcery on Ubuntu Linux and am a little bit stuck: PATH is OK but the program does not appear on the dashboard or software centre. Maybe it is something within Ubuntu I should change ...
3
votes
2answers
1k views

Best Linux filesystem to use on MMC memory chip?

I have a new embedded Linux project coming up. The hardware team has chosen an MMC Flash chip (part # MTFC64GJVDN-4M) for the system's non volatile memory; data sheet at ...
2
votes
0answers
198 views

Send signal to USB with linux [closed]

I have a digital caliper/gauge: it works with FTDI interface and digimatic (or very similar) protocol. It is connected via usb port. I can connect it correctly, and I can read it with programs like ...
-1
votes
1answer
140 views

What Happens when I use all of my CPU resources? [closed]

I've been trying to convert some video with ffmpeg and realized that this is taking ~97% of my cpu when I check with top. What ...
-1
votes
1answer
209 views

Looking for easy USB Sound Card Chipset [closed]

Does anyone recommend a chipset for a USB Sound Card (w/input), with readily available drivers for both linux and windows. I am making a phone line tap to record dial modem calls in the field, for ...
-3
votes
2answers
310 views

Small device that runs Linux [closed]

I want to make a small device that boots Linux off of an SD card for ARM or x86. I am trying to build this from scratch. I downloaded Linux (kernel.org) and compiled it on Ubuntu. What kind of SD ...
1
vote
2answers
801 views

Use Raspberry Pi Gpio Header as Memory Mapped Interface

Raspberry Pi is really an interesting device for its support of so many features in such a small and simple formfactor. If the GPIO expansion header can be accessed in the same way as a normal ...
6
votes
1answer
2k views

TI Launchpad MSP430 on Serial in Linux

The MSP-EXP430G2 LaunchPad Experimenter Board User's Guide (Rev. C) in chapter 3.2 states: The LaunchPad includes a pre-programmed MSP430G2553 device [...] Press button P1.3 to switch the ...
5
votes
3answers
4k views

SPICE Simulator at Linux

What is the better choice to get opensource SPICE simulator on Linux? I am fan of Proteus (Windows) is there any alternative like it?
0
votes
2answers
697 views

LED control via USB to Parallel Port in Linux

I have USB to 25pin Logilink cable. I connect it with computer with Linux and get a port in /dev/usb/lp0. When I connect LED with pin 1 and 25 as +/- of LED it lights. Now I move + pin of LED to pin2 ...
1
vote
2answers
569 views

Reading from SPI flash more than 35 bytes causes driver timeout and results to corrupt

I have connected SPI flash to my linux board (imx 233 based) running in it's SPI bus. I have configured kernel, and SPI bus and flash chip to it. The flash is currently on a breadboard. Before ...
4
votes
0answers
170 views

How can I access the MCP3008 ADC chip with linux spidev?

There is quite a bit of bit-banging sources to work with this 10-bit resolution chip, but I'd like to know if this kind of chips are natively supported by Linux. Primarily I'd like this to be in C, ...
4
votes
1answer
138 views

Features to include on a new embedded Linux board to make development and debug easier?

At my work we're planning on developing a new ARM based embedded Linux board. I want to give the hardware guys some guidance on features they could add that would make the software development easier. ...