# For more options and information see # http://rpf.io/configtxt # 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 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 # 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 infrared communication. #dtoverlay=gpio-ir,gpio_pin=17 #dtoverlay=gpio-ir-tx,gpio_pin=18 # Additional overlays and parameters are documented /boot/overlays/README # Enable audio (loads snd_bcm2835) #dtparam=audio=on # Automatically load overlays for detected cameras #camera_auto_detect=1 # Automatically load overlays for detected DSI displays #display_auto_detect=1 # Enable DRM VC4 V3D driver #dtoverlay=vc4-kms-v3d #max_framebuffers=2 # Run in 64-bit mode arm_64bit=1 # Disable compensation for displays with overscan #disable_overscan=1 [cm4] # Enable host mode on the 2711 built-in XHCI USB controller. # This line should be removed if the legacy DWC2 controller is required # (e.g. for USB device mode) or if USB support is not required. #otg_mode=1 [all] [pi4] # Run as fast as firmware / board allows arm_boost=1 [all] dtoverlay=disable-bt dtoverlay=dwc2 #----------------------------------------------------------------------------- # I2C_1 (3.3V) PROTOTYPAGE #----------------------------------------------------------------------------- #dtoverlay=i2c-gpio,i2c_gpio_sda=2,i2c_gpio_scl=3,i2c_gpio_delay_us=4,bus=1 #----------------------------------------------------------------------------- # I2C_6 (5.0V) PCF8574 (afficheur LCD) #----------------------------------------------------------------------------- dtoverlay=i2c-gpio,i2c_gpio_sda=24,i2c_gpio_scl=23,i2c_gpio_delay_us=4,bus=6 #----------------------------------------------------------------------------- # I2C_7 (5.0V) SPS30 #----------------------------------------------------------------------------- dtoverlay=i2c-gpio,i2c_gpio_sda=27,i2c_gpio_scl=17,i2c_gpio_delay_us=4,bus=7 #----------------------------------------------------------------------------- # SPI #----------------------------------------------------------------------------- dtparam=spi=on # spi0_cs0 : afficheur TFT 320x240 dtoverlay=spi0-cs,cs0_pin=8 # spi0_cs1 : bus SPI pour expérimentations dtoverlay=spi0-cs,cs1_pin=22 #----------------------------------------------------------------------------- # RTC sur i2c-1 #----------------------------------------------------------------------------- dtparam=i2c_arm=on dtoverlay=i2c-rtc,ds3231 #----------------------------------------------------------------------------- # BUS ONE WIRE sur broche GPIO4 en partage avec le bouton poussoir #----------------------------------------------------------------------------- #dtoverlay=w1-gpio,gpiopin=4 #----------------------------------------------------------------------------- # I2C_5 (3.3V) SCD30 #----------------------------------------------------------------------------- #dtoverlay_i2c5 #----------------------------------------------------------------------------- # I2C_8 (3.3V) BME680 #----------------------------------------------------------------------------- #dtoverlay_i2c8 #----------------------------------------------------------------------------- # enable / disbale WiFi sur AQCM05( dtoverlay=disable-wifi ou #wifi_on_off ) #----------------------------------------------------------------------------- #wifi_on_off #----------------------------------------------------------------------------- # audio i2s #----------------------------------------------------------------------------- #dtparam_i2s #-----------------------------------------------------------------------------