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Questions tagged [embedded]

For questions about software and firmware embedded on hardware.

-2
votes
0answers
25 views

PowerPoint Slideshow Error: Server application, source file, or item can't be found [on hold]

When I double click charts embedded in my PowerPoint slideshow, the following error shows: The server application, source file, or item can't be found, or returned an unknown error. You may need to ...
0
votes
0answers
30 views

Date resets to 1977 on Embeded Orange Pi running Armbian

I have an Orange Pi PC Plus board running Armbian that is not connected to the network and won't be synchronizing time through NTP. After running for few days, the date resets to 1977 without power ...
0
votes
0answers
13 views

What's the sequnce of number if i want to let this stepper motor go clockwise? [closed]

i am going to implement the link of this 8051 and stepper motor and let it go clockwise.As the diagram, pink link to p1.0, orange link to p1.1, yellow is link to p1.2, blue is link to p1.3. There is ...
0
votes
0answers
31 views

manage communication between 2 embedded devices without IP

I am currently working on a project with two embedded devices connected. the devices are low power scale, hence im looking to minimize the overheads of protocols will be used. my question is: can I ...
0
votes
1answer
47 views

Windows 10 Disable Welcome Screen

Is there a way to disable the welcome screen in Windows 10? I already found an option to disable the lockscreen and the boot screen, but the welcome screen with the username and account image still ...
31
votes
3answers
8k views

How is the memory inside card chips read without a power source? [closed]

When we use our debit cards or any card with a chip inside of it that gets immediately read when scanned, how is the memory inside the chip retrieved since the card isn't exactly "turned on" much like ...
0
votes
0answers
13 views

no RT patch for linux kernel 3.19 version available - use next closest one, namely version 3.18 or 3.2?

Hy community, I use a 3.19.5 Linux Kernel for my target-board. Now I want to make it real-time capable with the RT_PREEMPT patch. But the 3.19-series is not avaiable under https://mirrors.edge....
0
votes
0answers
14 views

HyperSQL “user lacks privilege or object not found” error when Java access its table

I created a HSQLDB file using LibreOffice Base 4.4.7.2. In the Tool>Option>Advanced, the JRE class path is set to my JDK 1.7.0_80 & it is selected. The database contains a table named TABLE1. In ...
0
votes
0answers
137 views

PL2303 USB-TTL driver for Wondows 10 not working fine?

This is not purely Computer Hardware/Software Problem but it does directly relate to it. So bear with me if its out of context. I am working on Embedded application, where i have designed a device ...
0
votes
0answers
33 views

How do we prepare sd card for boot

I have a uboot.img and a uImage prepared for an nxp board. I want to understand how can I make u-boot to load kernel. So I understand that there is an address on sd card from where the kernel image ...
0
votes
0answers
19 views

Upgrading rootfs while preserving /etc

I am trying to find a solution to easily update an embedded linux device. I have been looking around and one of the solution I have found is to have 2 rootfs partitions. Let's say A and B. One of ...
0
votes
0answers
22 views

PDF's, embedded files get stripped away

We download some PDF's from a webapp. This PDF's contains a XML file embedded. On some Windows client machines this embedded files get stripped away and we cannot find any program o specific process ...
1
vote
0answers
51 views

U boot send failed: Error when trying to load a u boot image

I am trying to load a uboot image on a PCB. The board uses a pre-configured script in which it attempts to boot the board and, seeing that there is no boot image, it downloads the image over Ethernet ...
0
votes
0answers
145 views

Unable to select “gdb/gdbserver” in BuildRoot configuration

BuiltRoot is a tool to build embedded linux images. I want to enable gdb/gdbserver in target system, but fail to select "gdb/gdbserver" in Configuration > Target packages > Debugging, profiling ...
0
votes
2answers
75 views

Non-Persistent Linux from HDD

I am developing a embedded product that will be running linux on hardware similar to a raspberry pi but with internal storage. I would like it so that the power can be cut to the machine and have a ...

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