Eleduino¶

"Cool and High Quality raspberry pi accessories at Wholesale Price from China" - http://www.eleduino.com

Eleduino SpotPear touchscreen 3.2 inch¶

Taken from https://github.com/notro/rpi-firmware/issues/6#issuecomment-63180647, this is tested to work on Raspbian 7 (wheezy) and 8 (jessie).

update the firmware to support FBTFT¶

sudo apt-get install -y rpi-update
sudo REPO_URI=https://github.com/notro/rpi-firmware BRANCH=builtin rpi-update
sudo reboot

Modify boot args to enable the device¶

sed -i "s/$/ \
fbtft_device.custom \
fbtft_device.name=fb_ili9340 \
fbtft_device.gpios=dc:22,reset:27 \
fbtft_device.bgr=1 \
fbtft_device.speed=48000000/" /boot/cmdline.txt

Enable console on boot¶

sed -i "s/$/ \
fbcon=map:10 \
fbcon=font:ProFont6x11 \
logo.nologo/" /boot/cmdline.txt

Rotation etc..¶

sed -i "s/$/ \
dma.dmachans=0x7f35 \
console=tty1 \
consoleblank=0 \
fbtft_device.fps=50 \
fbtft_device.rotate=270/" /boot/cmdline.txt

Sort and unique /boot/cmdline.txt¶

cat /boot/cmdline.txt |
    tee /root/cmdline.txt-$(date +%s) |
    tr " " "\n" |
    sort -u |
    tr "\n" " " > /boot/cmdline.txt.tmp && \
mv /boot/cmdline.txt.tmp /boot/cmdline.txt