The eJump EPD controllers are designed for easy control of large format E Ink e-paper displays with diagonals ranging from 9.7" to 42" with communication being done via generic USB interface.

A C/C++ and Python interface for Windows and Linux is available, as well as some example programs (written in C++ for the Raspberry Pi, preferably a model 4). The latter are available for download on the respective product pages. Programs for Python can also be provided if requested.

The new API 2.0 supports the boards EJ1000, EJ1000C, EJ8951E-2, EJ8951E-4, EJ8951E-1 and EJ8951EL-1W-50, is backward compatible to API 1.0, and contains among others the following functions:

• Querying panel information
• Loading image data onto the T-CON board
• Displaying images on the e-paper display
• Setting VCOM and the board id
• Updating firmware / waveform

The following C++ demo programs are provided by Beck:

• ejump_usb: For displaying images on the e-paper display
• ejump_vcom: For setting the VCOM voltage
• ejump_waveform: For flashing a waveform

For more information, please refer to "Application Note for Setting Up a Raspberry Pi" in the download section of the respective product.