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raspberry-pi-3-b

Raspberry Pi 3 B

HW paramtery

  • A 1.2GHz 64-bit quad-core ARMv8 CPU
  • 802.11n Wireless LAN
  • Bluetooth 4.1
  • Bluetooth Low Energy (BLE)
  • 4 USB ports
  • 40 GPIO pins
  • Full HDMI port
  • Ethernet port
  • Combined 3.5mm audio jack and composite video
  • Camera interface (CSI)
  • Display interface (DSI)
  • Micro SD card slot (now push-pull rather than push-push)
  • VideoCore IV 3D graphics core

Raspbian

Default SSH

user: pi
pass: raspbbery

Root shell

shell> sudo su -

FIX ping

shell> sudo chmod u+s /bin/ping

HDMI 5 inch touch display Raspbian

http://www.waveshare.com/wiki/5inch_HDMI_LCD

http://www.waveshare.com/product/5inch-HDMI-LCD.htm

http://www.aliexpress.com/item/5-inch-800x480-Touch-LCD-Screen-5-Display-For-Raspberry-Pi-Pi2-Model-B-A-Hot/32614340659.html

Settings for fullscreen and touch by default drivers.

NOOBS Version: 1.9.0
NOOBS Release date: 2016-03-18

/boot/config.txt
# For more options and information see
# http://www.raspberrypi.org/documentation/configuration/config-txt.md
# Some settings may impact device functionality. See link above for details
 
# uncomment if you get no picture on HDMI for a default "safe" mode
#hdmi_safe=1
 
# uncomment this if your display has a black border of unused pixels visible
# and your display can output without overscan
#disable_overscan=1
 
# uncomment the following to adjust overscan. Use positive numbers if console
# goes off screen, and negative if there is too much border
#overscan_left=16
#overscan_right=16
#overscan_top=16
#overscan_bottom=16
 
# uncomment to force a console size. By default it will be display's size minus
# overscan.
#framebuffer_width=1280
#framebuffer_height=720
 
# uncomment if hdmi display is not detected and composite is being output
#hdmi_force_hotplug=1
 
# uncomment to force a specific HDMI mode (this will force VGA)
#hdmi_group=1
#hdmi_mode=1
hdmi_group=2
hdmi_mode=1
hdmi_mode=87
hdmi_cvt  800  480  60  6  0  0  0
 
# uncomment to force a HDMI mode rather than DVI. This can make audio work in
# DMT (computer monitor) modes
#hdmi_drive=2
 
# uncomment to increase signal to HDMI, if you have interference, blanking, or
# no display
#config_hdmi_boost=4
 
# uncomment for composite PAL
#sdtv_mode=2
 
#uncomment to overclock the arm. 700 MHz is the default.
#arm_freq=800
 
# Uncomment some or all of these to enable the optional hardware interfaces
#dtparam=i2c_arm=on
#dtparam=i2s=on
dtparam=spi=on
 
# Uncomment this to enable the lirc-rpi module
#dtoverlay=lirc-rpi
dtoverlay=ads7846,penirq=25,speed=10000,penirq_pull=2,xohms=150
 
# Additional overlays and parameters are documented /boot/overlays/README
 
# Enable audio (loads snd_bcm2835)
dtparam=audio=on
 
# NOOBS Auto-generated Settings:
hdmi_force_hotplug=1

Install Calibrator Touchscreen

shell# apt-get install xinput-calibrator

Reboot system

shell# reboot

Run Calibrate Touchscreen

MenuPreferencesCalibrate Touchscreen

Save configuration

shell# mkdir /etc/X11/xorg.conf.d
/etc/X11/xorg.conf.d/99-calibration.conf
Section "InputClass"
        Identifier      "calibration"
        MatchProduct    "ADS7846 Touchscreen"
        Option  "Calibration"   "152 3991 210 3958"
        Option  "SwapAxes"      "0"
EndSection

Install On-screen Keyboard

shell# apt-get install matchbox-keyboard

Nevypínat monitor/displej

/etc/lightdm/lightdm.conf
xserver-command=X -s 0 dpms
raspberry-pi-3-b.txt · Poslední úprava: 2023/12/26 19:13 autor: 127.0.0.1