gsd
7 months ago
commit
6ca0deda2c
4 changed files with 297 additions and 0 deletions
@ -0,0 +1,117 @@ |
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# Check if running as root |
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if [[ $EUID -ne 0 ]]; then |
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echo "This script must be run as root. Use sudo ./setup_tft.sh" |
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exit 1 |
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fi |
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|
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# Define the configuration file path |
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CONFIG_FILE="/boot/firmware/config.txt" |
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if [ ! -f "$CONFIG_FILE" ]; then |
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CONFIG_FILE="/boot/config.txt" |
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fi |
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|
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update_config() { |
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local key=$1 |
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local value=$2 |
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|
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# Check if the line already exists |
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if grep -q "^$key" "$CONFIG_FILE"; then |
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# Remove any preceding # and update value if necessary |
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sed -i "s/^#$key/$key/" "$CONFIG_FILE" |
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if [ -n "$value" ]; then |
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sed -i "s|^$key.*|$key=$value|" "$CONFIG_FILE" |
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fi |
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else |
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# Add the line if it doesn't exist |
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if [ -z "$value" ]; then |
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echo "$key" >> "$CONFIG_FILE" |
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else |
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echo "$key=$value" >> "$CONFIG_FILE" |
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fi |
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fi |
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} |
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|
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remove_duplicates() { |
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local file=$1 |
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# Retain line breaks and remove duplicate lines |
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awk '!seen[$0]++' "$file" > "${file}.tmp" |
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mv "${file}.tmp" "$file" |
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} |
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|
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# Comment the line max_framebuffers=2 if it exists |
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if grep -q "^max_framebuffers=2" "$CONFIG_FILE"; then |
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sed -i "s|^max_framebuffers=2|#max_framebuffers=2 (line commented for TFT ILI9488 installation on $(date +%m/%d/%Y))|" "$CONFIG_FILE" |
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fi |
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|
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# Comment the dtoverlay=vc4-kms-v3d line |
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sed -i "s|^dtoverlay=vc4-kms-v3d|#dtoverlay=vc4-kms-v3d (line commented for TFT ILI9488 installation on $(date +%m/%d/%Y))|" "$CONFIG_FILE" |
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|
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# Add required configuration lines |
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echo "#Modifications for ILI9488 installation implemented by the script on $(date +%m/%d/%Y)" >> "$CONFIG_FILE" |
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update_config "dtoverlay" "spi0-0cs" |
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update_config "dtparam" "spi=on" |
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update_config "hdmi_force_hotplug" "1" |
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update_config "hdmi_cvt" "480 320 60 1 0 0 0" |
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update_config "hdmi_group" "2" |
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update_config "hdmi_mode" "87" |
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update_config "framebuffer_width" "480" |
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update_config "framebuffer_height" "320" |
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update_config "dtoverlay" "fbtft_device,name=ili9488,rotate=0,fps=30,speed=16000000" |
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update_config "dtparam" "dc_pin=22" |
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update_config "dtparam" "reset_pin=11" |
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update_config "gpu_mem" "128" |
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echo "# Utilized for TFT ILI9488 setup script by AdamoMD" >> "$CONFIG_FILE" |
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echo "# https://github.com/adamomd/4inchILI9488RpiScript/" >> "$CONFIG_FILE" |
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echo "# Feel free to send feedback and suggestions." >> "$CONFIG_FILE" |
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|
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# Remove duplicates in config.txt |
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echo "Removing duplicate lines in config.txt..." |
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remove_duplicates "$CONFIG_FILE" |
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|
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# Configure sudoers for fbcp-ili9341 |
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echo "Setting permissions in sudoers..." |
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VISUDO_FILE="/etc/sudoers.d/fbcp-ili9341" |
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if [ ! -f "$VISUDO_FILE" ]; then |
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echo "ALL ALL=(ALL) NOPASSWD: /usr/local/bin/fbcp-ili9341" > "$VISUDO_FILE" |
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chmod 440 "$VISUDO_FILE" |
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fi |
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|
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# Set binary permissions |
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echo "Configuring permissions for fbcp-ili9341..." |
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chmod u+s /usr/local/bin/fbcp-ili9341 |
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|
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# Configure rc.local to start fbcp-ili9341 |
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echo "Configuring /etc/rc.local..." |
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RC_LOCAL="/etc/rc.local" |
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if [ ! -f "$RC_LOCAL" ]; then |
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cat <<EOT > "$RC_LOCAL" |
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#!/bin/bash |
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# rc.local |
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# This script is executed at the end of each multi-user runlevel. |
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|
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# Start fbcp-ili9341 |
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/usr/local/bin/fbcp-ili9341 >> /var/log/fbcp-ili9341.log 2>&1 & |
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exit 0 |
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EOT |
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chmod +x "$RC_LOCAL" |
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else |
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if ! grep -q "fbcp-ili9341" "$RC_LOCAL"; then |
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sed -i '/exit 0/i \\n# Start fbcp-ili9341\n/usr/local/bin/fbcp-ili9341 >> /var/log/fbcp-ili9341.log 2>&1 &' "$RC_LOCAL" |
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fi |
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fi |
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|
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# Remove duplicates in rc.local |
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echo "Removing duplicate lines in rc.local..." |
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remove_duplicates "$RC_LOCAL" |
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|
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# Enable and start rc.local service |
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echo "Enabling rc.local service..." |
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sudo chmod +x /etc/rc.local |
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sudo systemctl enable rc-local |
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sudo systemctl start rc-local |
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|
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# Finish and force reboot |
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echo "Finalizing processes..." |
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killall -9 fbcp-ili9341 2>/dev/null || true |
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sync |
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@ -0,0 +1,84 @@ |
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#raspOS Bookworm lite |
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|
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#screen support |
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# Enable SPI using raspi-config |
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echo "Enabling SPI interface using raspi-config..." |
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raspi-config nonint do_spi 0 |
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|
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# Update system and install dependencies |
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echo "Updating the system and installing dependencies..." |
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apt update && apt upgrade -y |
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apt install -y cmake git build-essential nano |
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|
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#build deps and remove raspi features |
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sudo apt install -y libraspberrypi-dev |
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git clone https://github.com/juj/fbcp-ili9341.git |
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cd fbcp-ili9341 |
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mkdir build && cd build |
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|
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#append to fix -DDISPLAY_INVERT_COLORS=ON -DSTATISTICS=0 |
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cmake -DUSE_GPU=ON -DSPI_BUS_CLOCK_DIVISOR=12 -DGPIO_TFT_DATA_CONTROL=25 -DGPIO_TFT_RESET_PIN=17 -DILI9488=ON -DUSE_DMA_TRANSFERS=OFF -DDISPLAY_INVERT_COLORS=ON -DSTATISTICS=0 .. |
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make -j$(nproc) |
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sudo install fbcp-ili9341 /usr/local/bin/ |
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./config.sh |
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|
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#make autologin |
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sudo su |
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mkdir -pv /etc/systemd/system/[email protected] |
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#nano /etc/systemd/system/[email protected]/autologin.conf |
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cat <<EOT > /etc/systemd/system/[email protected]/autologin.conf |
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[Service] |
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ExecStart= |
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ExecStart=-/sbin/agetty --autologin gsd --noclear %I $TERM |
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EOT |
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|
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#Xserver and chromium |
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apt install -y --no-install-recommends xserver-xorg x11-xserver-utils xinit chromium-browser |
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|
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cat <<EOT >> /home/gsd/.bashrc |
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|
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# Автозапуск X сервера при логине в tty1 |
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if [ -z "$DISPLAY" ] && [ $(tty) = /dev/tty1 ]; then |
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startx -- -nocursor |
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fi |
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EOT |
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|
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cat <<EOT > /home/gsd/.xinitrc |
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#!/bin/sh |
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|
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# Ждем сеть |
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#while ! ping -c1 google.com &>/dev/null; do |
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# sleep 1 |
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#done |
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|
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# Настройки отключения энергосбережения |
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xset s off |
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xset -dpms |
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xset s noblank |
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|
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# Запуск Chromium |
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exec chromium-browser --no-memcheck --noerrdialogs --disable-infobars --disable-background-timer-throttling --disable-renderer-backgrounding --disable-backgrounding-occluded-windows --check-for-update-interval=31536000 --no-first-run --kiosk http://tf2.pblr-nyk.pro |
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EOT |
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|
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#uart |
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|
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cat <<EOT >> /boot/firmware/config.txt |
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dtoverlay=disable-bt |
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enable_uart=1 |
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dtoverlay=uart0 |
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EOT |
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|
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sudo systemctl stop [email protected] |
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sudo systemctl disable [email protected] |
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sudo apt install python3-serial |
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|
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#sound https://withrow.io/simpsons-tv-build-guide-waveshare#parts-list |
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dtparam=audio=on |
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dtoverlay=audremap,enable_jack,pins_18_13 |
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#dtparam=audio=off |
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# dtparam=audio=on # закомментируйте или удалите эту строку |
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#dtoverlay=pwm-2chan,pin=18,func=2,pin2=13,func2=4 |
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#apt install git build-essential autoconf automake libtool libasound2-dev |
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|
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#rtc |
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#sudo apt-get install -y i2c-tools |
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@ -0,0 +1,32 @@ |
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const int input[] = {36, 39, 34 ,35 ,32 ,33 ,25 ,26}; |
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int inputValue[] = {0, 0, 0, 0, 0, 0, 0, 0}; |
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const int numPins = sizeof(input) / sizeof(input[0]); |
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|
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#define RXD2 (16) |
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#define TXD2 (17) |
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|
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void setup() { |
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//Serial.begin(115200);
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Serial2.begin(9600, SERIAL_8N1, RXD2, TXD2); |
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analogReadResolution(12); |
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analogSetAttenuation(ADC_11db); |
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} |
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|
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void values2uart() { |
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for (int i = 0; i < numPins; i++) { |
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Serial2.print(input[i]); |
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Serial2.print("-"); |
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Serial2.print(inputValue[i]); |
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Serial2.print("\n"); |
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|
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} |
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} |
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|
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void loop() { |
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for (int i = 0; i < numPins; i++) { |
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inputValue[i] = analogRead(input[i]) / 100; |
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} |
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|
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values2uart(); |
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delay(50); |
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} |
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@ -0,0 +1,64 @@ |
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import serial |
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import sys |
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|
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class Const: |
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S5 = 35 |
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S2 = 36 |
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S1 = 32 |
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S3 = 39 |
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S4 = 34 |
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B1 = 26 |
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|
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class Pin: |
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def __init__(self, id, initValue): |
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self.id = id |
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self.value = initValue |
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|
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def updateValue(self, value): |
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if (self.value > value): |
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diff = self.value - value |
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self.value = value |
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return (self, -1 * diff) |
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elif (self.value < value): |
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diff = value - self.value |
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self.value = value |
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return (self, diff) |
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else: |
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return (self, 0) |
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|
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class SerialListener: |
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ser: serial.Serial = None |
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pins = {} |
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def __init__(self, device = '/dev/serial0', rate = 9600): |
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self.ser = serial.Serial(device, rate) |
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|
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def reInit(self): |
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if self.ser: |
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self.ser.close() |
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self.ser.open() |
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|
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def listen(self): |
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while True: |
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try: |
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if self.ser.in_waiting > 0: |
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data = self.ser.readline().decode().split("\n")[0].split("-") |
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pin = int(data[0]) |
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value = int(data[1]) |
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if pin not in self.pins: |
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self.pins[pin] = Pin(pin, value) |
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else: |
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yield self.pins[pin].updateValue(value) |
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except KeyboardInterrupt: |
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print("exit from main loop") |
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sys.exit(0) |
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except: |
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self.reInit() |
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|
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if __name__ == "__main__": |
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listener = SerialListener() |
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for pin in listener.listen(): |
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if (pin[1] == 0): |
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continue |
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|
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print(pin[0].id, pin[1]) |
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