If possible to have your config txt for the display? And possible have a file to insert in peppymeter folder? I have that problem
my config.txt
initramfs volumio.initrd
gpu_mem=32
max_usb_current=1
dtparam=audio=on
audio_pwm_mode=2
dtparam=i2c_arm=on
disable_splash=1
hdmi_force_hotplug=1
force_eeprom_read=0
include userconfig.txt
max_framebuffer_height=1480
hdmi_group=2
hdmi_mode=87
hdmi_timings=320 0 80 16 32 1480 0 16 4 12 0 0 0 60 0 42000000 3
display_rotate=3 #1: 90; 2: 180; 3: 270
Volumio i2s setting below: do not alter
dtoverlay=allo-boss-dac-pcm512x-audio
For peppymeter i have used this:
and replace custom_5 (1920x480) all file internal, but don’t work for me