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Florian Klemenz 2022-05-05 12:52:45 +02:00
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README.md
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@ -2,9 +2,29 @@
# FBDASH - lightweight dashboard for the RaspberryPi without X (using framebuffer only) # FBDASH - lightweight dashboard for the RaspberryPi without X (using framebuffer only)
<a href="resources/_20220505_094153.JPG"> <a href="resources/_20220505_094153.JPG">
<img src="resources/_20220505_094153.JPG" width="200px;" align="none" hspace="25px" vspace="0" /> <img src="resources/_20220505_094153.JPG" width="200px;" align="right" hspace="25px" vspace="0" />
</a> </a>
- [Installation and Setup](#installation-and-setup)
- [Get the sources](#get-the-sources)
- [Connect the display to the RaspberryPi](#connect-the-display-to-the-raspberrypi)
- [Full connection diagram (9 wires needed)](#full-connection-diagram-9-wires-needed)
- [Minimal connection diagram (7 wires needed)](#minimal-connection-diagram-7-wires-needed)
- [Some explanation about the wiring](#some-explanation-about-the-wiring)
- [Configure the display](#configure-the-display)
- [Enable SPI interface on the RaspberryPi](#enable-spi-interface-on-the-raspberrypi)
- [Activate modules to be loaded on boot](#activate-modules-to-be-loaded-on-boot)
- [Setup fbdash binary](#setup-fbdash-binary)
- [Build the sources](#build-the-sources)
- [Install in /usr/bin](#install-in-usr-bin)
- [Test it](#test-it)
- [Use systemd for regular updates](#use-systemd-for-regular-updates)
- [Install unit files](#install-unit-files)
- [Check timers](#check-timers)
- [Controlling the backlight](#controlling-the-backlight)
# Installation and setup
## Get the sources ## Get the sources
In order to setup the dashboard start with cloning this repo ;) In order to setup the dashboard start with cloning this repo ;)
@ -46,7 +66,7 @@ Wire the display connector according to the connector scheme below.\
GND --------------------------- GND | | PIN 9,14,20,25 GND --------------------------- GND | | PIN 9,14,20,25
VCC --------------------------- 3,3V | | PIN 1,17 VCC --------------------------- 3,3V | | PIN 1,17
### Some explanation ### Some explanation about the wiring
|---------> Power |---------> Power
GND --| GND --|
VCC --| VCC --|
@ -75,10 +95,10 @@ Essentially we need to
* Load the fbtft_device kernel module with the correct parameters * Load the fbtft_device kernel module with the correct parameters
to get a working /dev/fb1 framebuffer device. to get a working /dev/fb1 framebuffer device.
### Enable SPI interface on the raspberry pi ### Enable SPI interface on the RaspberryPi
echo "dtparam=spi=on" | sudo tee -a /boot/config echo "dtparam=spi=on" | sudo tee -a /boot/config
### Activate modules to be loaded at boot ### Activate modules to be loaded on boot
echo "spi_bcm2835" | sudo tee -a /etc/modules echo "spi_bcm2835" | sudo tee -a /etc/modules
echo "fbtft_device" | sudo tee -a /etc/modules echo "fbtft_device" | sudo tee -a /etc/modules
echo "options fbtft_device name=rpi-display gpios=reset:25,dc:24,led:18" | sudo tee -a /etc/modprobe.d/fbtft_device.conf echo "options fbtft_device name=rpi-display gpios=reset:25,dc:24,led:18" | sudo tee -a /etc/modprobe.d/fbtft_device.conf