svenschwermer/mys-dac

MYiR MYS-6ULX based DAC

Audio DAC around the MYS-6ULX-IOT

UART

Connection diagram for JP1 with a FTDI TTL-232R cable:

1. TX – yellow
2. RX – orange
3. GND – black

Host PC setup

NetworkManager:

nmcli con add \
    type ethernet
    ifname eno1 \
    con-name ethernet-static \
    ipv4.method manual \
    ipv4.addresses 192.168.100.1/24 \
    ipv6.method ignore

/etc/dnsmasq.conf

port=0
interface=eno1
dhcp-range=192.168.100.10,192.168.100.100,12h
enable-tftp
tftp-root=/srv/tftp

/etc/nfs.conf

[nfsd]
udp=y
vers2=y

/etc/exports

/srv/nfs/mys_rfs *(rw,no_root_squash,no_subtree_check)

Unmute output

amixer sset 'Output Mixer HiFi' on