orange-pi-radio

Orange Pi PC and Armbian based radio

Hardware list

• Orange Pi PC
• Power adapter 5V, 2A, 4.0x1.7mm (BS-522CO/6388)
• USB Wifi (ZB02500 0bda:8179 Realtek Semiconductor Corp.)
• IR Remote (Arduino remote with 17 buttons)
• Cable (Nokia CA-75U)
• Radio/Amplifier with external input or Speakers

Instalation

Install Armbian.

Install apt-get install firmware-realtek to get USB wifi working (internet needed, use ethernet port, driver already included in Armbian 5.20 and newer)

Create/modify /etc/network/interfaces to connect wirelessly.

Install apt-get install mpd mpc to play and controll music.

Create/modify /etc/asound.conf to make jack 3.5mm jack default.

Create/modify /etc/lirc/lircd.conf to decode specific remote.

Create account to receive IR commands and to forward it.

adduser --uid 2222 --disabled-password --disabled-login radio

Create files handler.sh and .lircrc and radio.list in /home/radio

Set proper ownership

chown -R radio:radio /home/radio

and give rights to change volume on sytem mixer

usermod -a -G audio radio

Use crontab -e and append following line to receive IR after reboot (you can experiment with time).

@reboot sleep 60 ; sudo -H -u radio /usr/bin/irexec -d

Troubleshooting

Q: MP3 radios are too quiet
A: Append following lines to /etc/mpd.conf

decoder {
    plugin "mad"
    enabled "no"
}

Remote control keys

• UP/DOWN changes volume
• LEFT/RIGHT prev/next radio
• ASTERISK random radio
• 1234567890 radio selection
• HASH confirms typed numbers
• OK mute/unmute

note: any non-numeric key resets typed numbers, sequence 1 2 UP 3 1 HASH will tune station on line 31 in file radio.list