Please note that this project post is a re-post from the old forum.
Guys, I have just bought some hardware devices for future projects.
The E-ink screen and I plan to work it out for many funny projects. The initial stage is to use it as a QR code display with RTL8722. RTL8722 is Ultra-low power consumption Dual Arm® CPUs with Wi-Fi 5GHz and BLE5 and rich I/O peripherals.
Following are my source codes.