ok…here goes…
cat /etc/asound.conf
pcm.!default {
type plug
slave.pcm {
type meter
slave.pcm "softvol"
scopes.0 pivumeter
}
}
ctl.!default {
type hw
card 0
}
pcm.dmixer {
type dmix
ipc_key 1024
ipc_perm 0666
slave.pcm 'hw:0,0'
slave {
period_time 0
period_size 1024
buffer_size 8192
}
bindings {
0 0
1 1
}
}
ctl.dmixer {
type hw
card 0
}
pcm.softvol {
type softvol
slave.pcm "dmixer"
control {
name "PCM"
card 0
}
}
pcm_scope.pivumeter {
type pivumeter
decay_ms 500
peak_ms 400
brightness 128
output_device phat-beat
}
pcm_scope_type.pivumeter {
lib /usr/local/lib/libpivumeter.so
}
pcm.pivumeter {
type meter
slave.pcm 'hw:0,0'
scopes.0 pivumeter
}
pcm.dsp0 pivumeter
and
cat /boot/config.txt
# For more options and information see
# http://rpf.io/configtxtreadme
# 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=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 the lirc-rpi module
#dtoverlay=lirc-rpi
# Additional overlays and parameters are documented /boot/overlays/README
# Enable audio (loads snd_bcm2835)
#dtparam=audio=on
dtoverlay=i2s-mmap
dtoverlay=hifiberry-dac
Thanks