Category: raspberry / carambola / atmel / embedded linux

24.05.2018

Solar Panel 100W (12V?) and Battery Charger (12V) https://www.offgridtec.com/en/complete-systems/solar-system-autarkic/offgridtec-solar-bausatz-basic-starter-100-watt-12v.html Solar Panel Module Voltage: (Vmp) 17,6V Victron BlueSolar PWM-Light 12V 24V 10A -> DataSheed Maximum solar voltage: 28V possible alternative: Steca Solsum 8.8F 12Vor better: Steca-LCD-Display-PR-2020 12V -> 5V Car USB […]

20.12.2017

on intel / amd cpus/boards: use lm sensors: apt-get install lm-sensors; # install sensors-detect; # detect available temperature sensors, answer with YES usually # monitor cpu temp every second while true; do sensors|grep Core; sleep 1; clear; done; service kmod […]

ODROID-XU4 low power high speed embedded 8 core linux computer – lan dhcp connect and ssh into odroid xu4
19.12.2017

the hardware you can get the ODROID with HDMI (monitor/screen) output: https://www.pollin.de/p/odroid-xu4-einplatinen-computer-samsung-exynos-5422-2-gb-2x-usb-3-0-810409 for 80€. or the NAS/SATA variation (headless, no GPU, no HDMI, no screen/monitor) : https://www.pollin.de/p/odroid-hc1-einplatinen-computer-fuer-nas-und-cluster-anwendungen-810766 for 60€. What SoC are you using? The SoC is a Samsung Exynos5422 Octa. What […]

15.12.2016

Via Seriellem-D-Sub-9-poligen Anschluss: kann man bei vielen Geräten einen Terminal-Bildschirm-Output bekommen. D.h. man bekommt ASCII-Zeichen ausgegeben und kann mit dem Gerät interagieren, als wäre man via SSH oder TELNET eingewählt. Serielle Kabel, Nullmodem, LapLink usw. Oft müssen auch Daten zwischen […]

OffGrid Solar Powered Workstation (Open Source Hardware)
05.11.2016

This article is about finding out: What low-power PC with decent performance is best suitable for solar-powered (12v would be nice) Off-Grid-computing while respecting your privacy in an FSF-kind? Result: Got a 12V powered Raspberry Pi Model B: https://dwaves.de/2018/05/24/solarpower-raspberry-pi-with-12v-solar-system/ problem: […]

01.12.2014

# delete old vitualbox install package apt-get purge virtualbox # install & download package wget –no-check-certificate https://www.virtualbox.org/download/oracle_vbox.asc apt-key add oracle_vbox.asc echo „deb http://download.virtualbox.org/virtualbox/debian wheezy contrib“ >> /etc/apt/sources.list apt-get update apt-get install virtualbox-4.2 dkms # you might also want the guest […]

12.03.2013

in order to get support for FAT32 formatted USB sticks  i want to compile my own carambola firmware. ready compiled and tested firmware for carambola 1 rt305x CPU download here (do sysupgrade with file called openwrt-ramips-rt305x-carambola-squashfs-sysupgrade.bin): openwrt-ramips-rt305x-carambola-squashfs-sysupgrade.bin_03.2013_ramips.zip.pdf (download .zip.pdf renamte to […]