# 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 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=2 
hdmi_mode=82
# 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=off 
[pi4]
# Enable DRM VC4 V3D driver on top of the dispmanx display stack
dtoverlay=vc4-fkms-v3d 
max_framebuffers=2 
[all]
#dtoverlay=vc4-fkms-v3d
core_freq=250
enable_uart=1