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Author Archives: glframebuffer
How to remove LED flickering in webcam
LED flickering in webcams can be a pesky issue, especially when you’re in the middle of an important video call or recording a video. The flickering is often caused by the mismatch between the frequency of the LED lights and … Continue reading
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How to generate core dump files
Description Core dump files provide a snapshot of a system’s memory and process information, and are therefore useful when generated before a process crashes or otherwise exits abnormally. They are a useful aid in identifying bugs or other problems that … Continue reading
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Electronic symbols
Symbol Name Battery (one cell). Negative on the left. Battery. Negative on the left. Earth ground Chassis ground Signal ground Switch (Single Pole, Single Throw – SPST). Normally Open (NO). Switch (Single Pole, Single Throw – SPST). Normally Closed (NC). … Continue reading
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How to add new layer in Yocto i.mx6
It is suggested to create a layer when creating or modifying any metadata file (recipe, configuration file or class). The main reason is simple: modularity. Follow these steps 1. To have access to Yocto scripts, setup the environment from the … Continue reading
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Tagged freescale, Howto add yocto layer, i.MX6, layer, wandboard, yocto, yoctoproject
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[Linux] How to compile yocto BSP with external toolchain
Setup an external toolchain with Yocto You can use the sourcery g++ toolchain, but it requires custom tuning arguments to control selection of the multilib in the external toolchain sysroots, so you should switch to a separate layer and override … Continue reading
Posted in How to?, Linux
Tagged BSP, external toolchain, howto, linux, toolchain, yocto
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[Mac os X] How to use dd command on mac
Mac OS X Command Line Interface Download the desired .img file Open a Terminal (in /Applications/Utilities/) Run diskutil list to get the current list of devices Insert your flash media Run diskutil list again and determine the device node assigned to your … Continue reading
Posted in How to?, Linux, RaspberryPI
Tagged Beaglebone black, beaglebone white, Begalebone, dd on mac, howto, mac, macos, osx, raspberrypi, sd card flashing
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[RaspberryPI] How to mount Network Drive with read write permissions
How to mount Network Drive in Beaglebone Raspberry PI Add following line under /etc/rc.local and update with appropriate sudo mount -t cifs -o user=,password=,sec=ntlm,rw,file_mode=0777,dir_mode=0777 //network-pc/dir-name /opt/media that all. now reboot 🙂 now drive will be mounted to your given path … Continue reading
Posted in Linux, RaspberryPI
Tagged BBB, Beaglebone, howto, Network Drive, raspberrypi, rpi
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How to Watch Live Interrupts
Watch Command useful to check timely update from shell. Here is example to check in interrupts every one second $ watch -d -n1 “cat /proc/interrupts” It shows interrupt count updated in highlighted 🙂
glframebuffer 