If your Linux question isn't electronics-related, ask on one of the other stack exhange sites. Stack Overflow, Unix & Linux or Super User are likely what you're looking for.
3
votes
1answer
36 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
93 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
52 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.
...
0
votes
1answer
55 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
60 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
35 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
90 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:
...
0
votes
2answers
178 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
101 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 ...
1
vote
0answers
60 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 ...
0
votes
2answers
82 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. ...
8
votes
2answers
281 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 ...
-4
votes
1answer
109 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 ...
0
votes
0answers
33 views
beagleboard xm disabling serial console
I have a beagleboard XM, whose serial port is used for serial console, but I need to use it for my application. Hence I tried disabling the console parameter in uEnv.txt but still I am getting the ...
2
votes
2answers
149 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
107 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
93 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
126 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
209 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
348 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 ...
0
votes
0answers
60 views
ALIX 3D1 Single Board Computer [closed]
I got an old, out of line product from one of my colleagues. It is manifactured by PC Engines. I would like to make some progress in the embedded linux world, however, the website of the product is ...
6
votes
1answer
651 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 ...
4
votes
3answers
662 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
451 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 ...
0
votes
2answers
219 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 ...
3
votes
0answers
111 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
111 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. ...
2
votes
2answers
131 views
creating an electronic scale with Linux
I have no skills with electronics, but I can code.
Which kind of hardware I can use to create an electronic scale that runs with Linux? Will Arduino fit this task? Where can I find the sensor to keep ...
2
votes
1answer
149 views
Compile C for PIC16F88 with sdcc
I'm trying to program my school learning board with PIC16F88 on Ubuntu. I installed sdcc and picpgm.
PIC16F88 already has bootloader so I intended to compile C code in to HEX with sdcc and then ...
0
votes
0answers
111 views
tiny os that would fit on 512KB of flash [closed]
I need an os that would:
fit on wyse terminal 1200LE device (amd geode cpu, 512KB of flash, 32MB of ram)
run ssh server, support usb and serial connections
Is there anything out there that could ...
1
vote
1answer
128 views
Mini2440 Emulation Procedure : please, how to?
I want to emulate the friendlyARM board, the Mini2440 or the mini6410, so I can get to practice the embedded programming, the QT programming and this due to some financial difficulties and strange ...
2
votes
1answer
152 views
USB I2C adapter and Cognimem on Mac OS X?
I am a newbie when it comes to electronics, but because of some things I'm being exposed to at work, I've grown a bit of an interest. I was given a Cognimem CM1K chip on a board, which is essentially ...
-2
votes
2answers
481 views
FPGA or Microprocessor for Computer Vision based Robot for Indoor Navigation [closed]
I'm building an Indoor navigation robot which can be used in offices and factories especially in closed spaces with good lighting. I've already found out the algorithm i need to use for Indoor ...
1
vote
1answer
246 views
Processing RXTX issue [closed]
I am new to Processing and attempting to write code to communicate with my Arduino - on a linux platform.
When I run the following code:
println(Serial.list());
...
2
votes
3answers
380 views
Linux PCB with support for GPU accelerated X Windows
I'm looking for a Linux PCB (ARM or Intel)
with a GPU that can run debian linux and use the GPU in X Windows.
Preferably with an HDMI output or at least a DVI output.
Something that is available on ...
4
votes
2answers
314 views
What development boards have good RTOS support?
I'm looking for a relatively low-cost (<$50 would be ideal) development board with real support for an RTOS. It doesn't matter if the RTOS is manufacturer-supported or a separate project, but I'd ...
2
votes
2answers
232 views
Would anyone know how to use the InterSense Navchip sensor with Linux?
I've recently begun using the InterSense Navchip for some experiments related to INS(Inertial navigation systems). Would anyone know how to make this work with Linux? They provide a sample tool for ...
0
votes
0answers
93 views
Building a mobile device with arm [closed]
I'm trying to build a mobile device from scratch that uses the arm architecture and runs the Linux kernel from kernel.org.
What kind of parts (ex processor, jtag headers) would I need for basic ...
2
votes
2answers
434 views
Talking to the Cortex M3 (Stellaris EKS-LM3S1968) under linux
I've searched around quite a lot, but haven't found an easy(ish) way to load programs onto the Cortex M3 using Linux.
I have tried using the summon-arm-toolchain ...
1
vote
0answers
113 views
DVSDK OMAPL138 Software Developer
I want to develop and run a program on the development kit
"Zoom™ OMAP-L138 EVM"
with the DVSDK, but I can not boot the Linux image from the SD Card.
I followed the guide "OMAPL138 Software ...
-1
votes
1answer
453 views
How can I create a bootable SD card with linux kernel?
I just order an ARM Cortex A8 development board with preinstalled Android, but instead of the preinstalled OS I would like to use Linux, so I compiled the kernel with success, but I don't know how can ...
1
vote
2answers
1k views
Tiny ARM Development Board? [closed]
I need a very small ARM based development board capable of running Linux (and Android, if possible, via SD card). The board should be not more than 25mm in terms of breadth. I found Raspberry Pi Model ...
1
vote
2answers
349 views
What does linux need to be on a microcontroller?
I am going to put linux on a microcontroller, attach an LED to the microcontroller, a battery and hope that the LED blinks. But before I do that I need to put Linux on a microcontroller. And to put ...
6
votes
2answers
596 views
How do I get started with uCLinux?
Right now I have ported an application from LPC2478 to Cortex M3 (LPC1788) and things are working fine at 120MHz.
I am thinking of porting uCLinux to my LPC1788 custom board.
The board consists ...
5
votes
1answer
531 views
Driving a 12V door strike from 3V3 BeagleBone?
I'm trying to control a 12V electronic door strike lock from my 3V3 BeagleBone.
Here's a diagram of my circuit:
My circuit probably needs a NPN transisor of some sort, but I'm not sure which one ...
0
votes
0answers
166 views
Needed the simplest linux board to control two PWM pins [closed]
I am using a BeagleBone board that runs a tiny webserver and controls two PWM pins. It also has a USB WiFi stick.
BeagleBone's processing power seems to be an overkill for what I am using it for. ...
5
votes
1answer
105 views
How JTAG affects system load?
Although the question is general, for discussion purpose let us assume TI's OMAP platform and Linux. If I connect a JTAG device to debug it (or a JTAG tool runs on OMAP platform) , how the system ...
2
votes
1answer
1k views
Need a cheap embedded linux board that has WiFi access point and USB2.0 [closed]
I need a small embedded Linux board that has the following:
On board WiFi access point
USB 2.0 high-speed HOST.
Under $100, preferably under $70 or around $50
Basically I need to send real-time ...
3
votes
2answers
1k views
How do I debug a Arduino Uno with gdb on a Linux pc?
How do I debug (source code single step) a Arduino Uno with gdb on a Linux pc?
Please note that I do not like to use AVR Studio in wine or VirtualBox.
Question 1: Physical connection
How and what do ...
5
votes
5answers
501 views
Cheap PIC programmer, must be Linux compatible
I'm comfortable with working on Arduino based projects, but I'm looking to start experimenting with PIC programming.
How would I go about building my own pic programmer? I thought there must be a ...
