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Home-Assistant/esphome/bambu-printer-display.yaml
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2026-10-17 17:09:47 -04:00

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YAML

# Sunton ESP32-8048S043C: 4.3" 800x480 RGB LCD + GT911 capacitive touch.
# Edit bambu-display/printers.yaml, then run its generate.py to change the fleet.
substitutions:
device_name: bambu-printer-display
friendly_name: Bambu Printer Display
esphome:
name: ${device_name}
friendly_name: ${friendly_name}
min_version: 2026.9.0
includes:
- bambu-display/dashboard.h
esp32:
board: esp32-s3-devkitc-1
flash_size: 16MB
flash_mode: dio
cpu_frequency: 240MHz
framework:
type: esp-idf
sdkconfig_options:
CONFIG_ESP32S3_DATA_CACHE_64KB: "y"
CONFIG_ESP32S3_DATA_CACHE_LINE_64B: "y"
CONFIG_SPIRAM_FETCH_INSTRUCTIONS: "y"
CONFIG_SPIRAM_RODATA: "y"
psram:
mode: octal
speed: 80MHz
logger:
hardware_uart: UART0 # GPIO19/20 are the touch bus, not native USB.
api:
id: ha_api
encryption:
key: !secret api_encryption_key
ota:
- platform: esphome
encryption:
key: !secret api_encryption_key
wifi:
ssid: !secret wifi_iot_ssid
password: !secret wifi_password
i2c:
id: touch_bus
sda: GPIO19
scl: GPIO20
scan: true
display:
- platform: mipi_rgb
id: panel_display
model: RPI
dimensions: 800x480
color_order: RGB
byte_order: little_endian
de_pin: GPIO40
hsync_pin: GPIO39
vsync_pin: GPIO41
pclk_pin: GPIO42
pclk_inverted: true
pclk_frequency: 16MHz
hsync_front_porch: 8
hsync_pulse_width: 4
hsync_back_porch: 8
vsync_front_porch: 8
vsync_pulse_width: 4
vsync_back_porch: 8
data_pins:
red: [GPIO45, GPIO48, GPIO47, GPIO21, GPIO14]
green: [GPIO5, GPIO6, GPIO7, GPIO15, GPIO16, GPIO4]
blue: [GPIO8, GPIO3, GPIO46, GPIO9, GPIO1]
auto_clear_enabled: false
update_interval: never
touchscreen:
- platform: gt911
id: panel_touch
display: panel_display
i2c_id: touch_bus
address: 0x5D
# Polling avoids the GT911 INT pin's boot/address-selection behaviour.
update_interval: 20ms
output:
- platform: ledc
id: backlight_output
pin: GPIO2
light:
- platform: monochromatic
id: panel_backlight
name: Backlight
output: backlight_output
restore_mode: ALWAYS_ON
default_transition_length: 0s
packages:
fleet: !include bambu-display/generated.yaml
lvgl:
id: dashboard
displays: [panel_display]
touchscreens: [panel_touch]
buffer_size: 12%
color_depth: 16
byte_order: little_endian
bg_color: 0x0D131B
text_color: 0xEDF3F7
default_font: montserrat_18