Ubuntu 24.04.3 LTS for Clockwork Picocalc running with Luckfox Lyra Zero W Core
(based off the Luckfox Lyra SDK when it could still build Ubuntu 22.04 OS Images but further modified to include updated Ubuntu 24.04.3 OS and support for the later Luckfox Lyra SBC boards with ability to run luckfox-config)
| PicoCalc Feature | status |
|---|---|
| Device Tree | Yes - check out luckfox-config *not sure it working correctly ? |
| Keyboard | Yes |
| Display | Yes |
| Serial Consle | Yes - baud @ 1500000 |
| ADB | Yes |
| USB Networking | Yes |
| BLE | Yes |
| WiFi | Yes * see important note below to setup wifi modules |
| XFCE4 Desktop | Yes * see installation notes below |
| SDCard Slot | todo |
Serial Connectioin
Connect Serial USB UART
GND - GND
UART0_TX - RxD
UART0_RX - TxD
tio -b 1500000 /dev/ttyUSB0
https://wiki.luckfox.com/Luckfox-Lyra/Login/
[build instructions]
git clone https://github.com/markbirss/rk3506-ubuntu-luckfox-lyra-w-picocalc.git
cd rk3506-ubuntu-luckfox-lyra-w-picocalc
#cd rk3506-ubuntu-luckfox-lyra-w-picocalc/device/rockchip/.chips/rk3506
#ln -s .chips/rk3506 ../../rk3506
#ln -s .chips/rk3506 ../../.chip
#cd ../../../../
#sha256sum
#d6f58545b0b9c679665a8ff58dd2a7a75aa2b2648871e4be5a2c2288b4261545 ubuntu_24.04.3.tar.gz
git clone https://github.com/markbirss/ubuntu_24.04.3.git
cd ubuntu_24.04.3
rm -fr .git
7z x ubuntu_24.04.3.7z.001
sha256sum ubuntu_24.04.3.tar.gz
rm -f ubuntu_24.04.3.7z.*
mv ubuntu_24.04.3.tar.gz ../
cd ../
mkdir ubuntu
mv ubuntu_24.04.3.tar.gz ubuntu
luckfox_lyra_zero-w_ubuntu_sdmmc_defconfig
./build.sh lunch
Log colors: message notice warning error fatal
Log saved at /build/rk3506-ubuntu-luckfox-lyra-w-picocalc/output/sessions/2025-09-11_14-20-48
Pick a defconfig:
1. luckfox_lyra_pi-w_ubuntu_emmc_defconfig
2. luckfox_lyra_pi-w_ubuntu_sdmmc_defconfig
3. luckfox_lyra_plus_ubuntu_sdmmc_defconfig
4. luckfox_lyra_ubuntu_sdmmc_defconfig
5. luckfox_lyra_ultra-w_ubuntu_emmc_defconfig
6. luckfox_lyra_zero-w_ubuntu_sdmmc_defconfig
7. rk3506-armsom-forge1_ubuntu_sdmmc_defconfig
Which would you like? [1]: 6
sudo ./build.sh
Default User Login Credentials
User: root
Password: root
User: lyra
Password: luckfox
ADB shell requires no password and can be used to set or change existing passwords
adb shell "cd /home/lyra/aic800/ && make install; reboot"
#test
adb shell nmcli dev wifi list
#connect
nmtui
# lsusb
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 002: ID 1a86:8091 QinHeng Electronics USB HUB
Bus 001 Device 004: ID a69c:88dc AICSemi AIC8800DC
# lsusb -tv
/: Bus 001.Port 001: Dev 001, Class=root_hub, Driver=dwc2/1p, 480M
ID 1d6b:0002 Linux Foundation 2.0 root hub
|__ Port 001: Dev 002, If 0, Class=Hub, Driver=hub/4p, 480M
ID 1a86:8091 QinHeng Electronics
|__ Port 001: Dev 004, If 0, Class=Wireless, Driver=btusb, 480M
ID a69c:88dc
|__ Port 001: Dev 004, If 1, Class=Wireless, Driver=btusb, 480M
ID a69c:88dc
|__ Port 001: Dev 004, If 2, Class=Vendor Specific Class, Driver=aic8800_fdrv, 480M
ID a69c:88dc
XFCE4 Desktop Installation Notes
dpkg-reconfigure tzdata
timedatectl set-ntp off; timedatectl set-ntp on
apt -y update; apt install -y --no-install-recommends xserver-xorg-input-all xserver-xorg-core xinit xfce4-terminal xserver-xorg-video-fbdev x11-utils;
apt -y install xfce4 dbus-x11 mesa-utils xubuntu-default-settings xfce4-goodies lightdm-gtk-greeter lightdm-gtk-greeter-settings;
rm /etc/systemd/system/default.target;
systemctl set-default graphical.target;
reboot
4layer adapter board
my design download here
https://github.com/markbirss/rk3506-ubuntu-luckfox-lyra-w-picocalc/releases/tag/1.0
Your require the PCB
1 x femaile 40 pins raspberry pi type header
2 x 20 pin male 2.54 header
INSTRCUTIONS
1. Solder the 40 pin female header to the PCB on opposite side of the inner sildscreen (see picutre below)
2. Solder the 20 Pin male header onto the the opposite side as the femaile 40 pin header
3. Insert the assembled board into the back of the Picocalc as pictured below (the #v3 and 5V on facing bottom display fpc connector)
4. Insert the Luckfox Zero W facing down in the female 40 pin conenctor
5. Insert the flashed sd card and boot
Case pictured above Credit to n602 https://www.thingiverse.com/thing:6998636#google_vignette
Stand by sn0ren @sn0ren_1842114
https://www.printables.com/model/1254039-picocalc-stand
PicoCalc Display, Keybaord, SND drivers by hisptoot https://github.com/hisptoot/picocalc_luckfox_lyra/
LuckFox Lyra SDK by Luckfox
#IMPORTANT NOTE This SDK is provided for non commercial use only
UBUNTU require official autorization for commerical use
This SDK is provided without any warranty Use at your own risk
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