Eink Raspberry Pi

Step by Step Twitter to Eink inside a RPI case

1. clone from github after the PI is setup.
git clone https://github.com/embeddedartists/gratis.git
sudo apt-get install git

2. Confirm that the module is set
sudo modprobe spi-bcm2708

3. Install dependancies

sudo apt-get install libfuse-dev
sudo apt-get install python-imaging


4. Build and install from inside /home/pi/gratis/PlatformWithOS
COG_VERSION=V2 make rpi-epd_fuse
sudo modprobe spi-bcm2708
sudo mkdir /tmp/epd

sudo ./driver-common/epd_fuse --panel=2.7 -o allow_other -o default_permissions /tmp/epd

sudo COG_VERSION=V2 make rpi-install
sudo service epd-fuse start ls -l /dev/epd


5. Test your configuration
cat /tmp/epd/version
cat /tmp/epd/panel
COG_VERSION=V2 make rpi-epd_test


6. Setup  apps Twitter account
https://apps.twitter.com/

7. Rename the sample file
mv tweepy_auth.py-SAMPLE tweepy_auth.py

8. Modify the demo file called tweepy_auth.py
basic = False
CONSUMER_KEY = ''
CONSUMER_SECRET = ''
ACCESS_TOKEN = ''
ACCESS_TOKEN_SECRET = ''

9. Install Tweepy
pip install tweepy

10. Run the file (‘linux’ is the name of a twitter feed)
python demo/TwitterDemo.py linux


11. Optional modify your fonts inside TwitterDemo.py

    this line: possible_message_fonts = [
        '/usr/share/fonts/truetype/droid/DroidSans-Bold.ttf',
and this line: y = y + 24

12. Start at boot
Need to install the startup script in /etc/init.d and install the EPD FUSE program in /usr/sbin, there is a make target that does this.
sudo COG_VERSION=V2 make rpi-install
sudo service epd-fuse start ls -l /dev/epd