https://www.azman.my1matrix.cc/ 2026-05-30T13:48:26+00:00 https://www.azman.my1matrix.cc/ https://www.azman.my1matrix.cc/lib/exe/fetch.php?media=wiki:logo.png text/html 2026-02-08T03:46:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.azman.my1matrix.cc/doku.php?id=raspi:raspi_build_image&rev=1770522381&do=diff Building OS Image for Pi Using this... Enables using Devuan instead of Raspberry Pi OS! work-in-progress text/html 2026-02-08T03:46:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.azman.my1matrix.cc/doku.php?id=raspi:raspi_buildopts&rev=1770522381&do=diff Raspberry Pi: Build Options Some notes on build/compiler stuffs. BCM2835 The gcc compiler flags which will produce the most optimal code for the BCM2835 are: -Ofast -mfpu=vfp -mfloat-abi=hard -march=armv6zk -mtune=arm1176jzf-s Note that -Ofast may produce compile errors. In this case, text/html 2026-02-08T03:46:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.azman.my1matrix.cc/doku.php?id=raspi:raspi_config_txt&rev=1770522381&do=diff Notes for config.txt Dumped... # hw switch for shutdown dtoverlay=gpio-shutdown,gpio_pin=21,active_low=1,gpio_pull=up text/html 2026-02-08T03:46:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.azman.my1matrix.cc/doku.php?id=raspi:raspi_peripherals&rev=1770522381&do=diff Raspberry Pi: Peripheral Interfacing Update in progress... SIM7600 4G Module More info here. This is the code i use... I may put a more elaborate one some time in the future. WARNING: Do NOT simply copy and run this.... make sure you understand what it does. text/html 2026-02-08T03:46:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.azman.my1matrix.cc/doku.php?id=raspi:raspi_prepare_card&rev=1770522381&do=diff Raspberry Pi: Prepare SD Card Note: The term SD card mentioned here generally covers/means the microSD card. This is a guide to prepare such card from scratch. If you already have the one that comes along with the board (NOOBS card, is it?), this procedure will override and delete existing content. Backup or forever hold your peace! Well, if you cannot do that and you want to have NOOBS back, head on to text/html 2026-02-08T03:46:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.azman.my1matrix.cc/doku.php?id=raspi:raspi_prepare_picore&rev=1770522381&do=diff Raspberry Pi: Prepare PiCore Note: This is an alternative to using Raspbian. Although not necessary, reading how-to on preparing the SD card is recommended. Preparing SD Card with PiCore work in progress... - download image from http://distro.ibiblio.org/tinycorelinux/ports.html - select latest stable image (in zip format) - unzip and dd to sdcard - use fdisk to resize second partition (linux) = e.g. fdisk /dev/sde = watch the start block! - use resize2fs to resize to full capacity = … text/html 2026-02-08T03:46:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.azman.my1matrix.cc/doku.php?id=raspi:raspi_prepare_raspbian&rev=1770522381&do=diff Raspberry Pi: Prepare Raspbian Note: This assumes the previous how-to on preparing the SD card has been covered and Raspbian is already 'installed' on the SD card. Booting Raspbian * Simply insert the SD card and power up * It will take some time, but a Linux Desktop will appear on screen. text/html 2026-02-08T03:46:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.azman.my1matrix.cc/doku.php?id=raspi:raspi_prepare_raspios_lite&rev=1770522381&do=diff Raspberry Pi: Prepare Raspberry Pi OS (Lite) Dumped... - write image (bullseye) to sd card, boot - change password $ sudo passwd pi - change hostname $ sudo raspi-config nonint do_hostname <hostname> - change locale $ sudo raspi-config nonint do_change_locale en_US.UTF-8 - enable ssh $ sudo raspi-config nonint do_ssh 0 - change timezone $ sudo timedatectl set-timezone Asia/Kuala_Lumpur - change keyboard map $ sed -i /etc/default/keyboard -e "s/^XKBMODEL.*/XKBMODEL=\"pc105\"/" \ -e "s/^XKBLAY… text/html 2026-02-08T03:46:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.azman.my1matrix.cc/doku.php?id=raspi:raspi_system_setup&rev=1770522381&do=diff Raspberry Pi: System Setup dumped for now... pi3_tablet: - pi3 with 7in display (https://www.raspberrypi.com/products/raspberry-pi-touch-display/) & enclosure INSTALL:202408181341 - using raspios-bookworm-arm64 image (with desktop) - first boot = setup user => common! = skip update - do that later - reboot = display is inverted (Menu>Preferences>Screen Configuration) > right click DSI-1 = update system (if applicable) = customize system (Menu>Preferences>Raspberry Pi Configurati… text/html 2026-02-08T03:46:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.azman.my1matrix.cc/doku.php?id=raspi:raspi_tips_issues&rev=1770522381&do=diff Raspberry Pi Tips / Issues Some stuffs... Check if Running Raspbian-Lite To check if we are on lite version, (well one way to do it...) is to check if raspberrypi-ui-mods package is installed. The following command will return nothing if it is not installed - so, we are probably on lite then. text/html 2026-02-08T03:46:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.azman.my1matrix.cc/doku.php?id=raspi:raspi&rev=1770522381&do=diff Raspberry Pi: Prepare SD Card Note: The term SD card mentioned here generally covers/means the microSD card. This is a guide to prepare such card from scratch. If you already have the one that comes along with the board (NOOBS card, is it?), this procedure will override and delete existing content. Backup or forever hold your peace! Well, if you cannot do that and you want to have NOOBS back, head on to