Inky wHAT (ePaper/E Ink®/EPD) - Black/White [Discontinued] Compatible With_Raspberry Pi 3A Plus you need to use the

you need to use the TinyShield USB Board

CE Certificate of Conformity

The board/chip uses 12C 7-bit address between 0x70-0x77

Another pin can be used to control (via on/off or PWM) the backlight - the backlight LEDs are wired to a transistor

See all the GPIO pin mappings on pinout

Inky wHAT (ePaper/E Ink®/EPD) - Black/White [Discontinued] Compatible With_Raspberry Pi 3A Plus you need to use theInky wHAT is a 400x300 pixel, black and white electronic paper (ePaper eInk EPD) display for the Raspberry Pi, a larger version of the popular Inky pHAT display, with more than 5x the number of pixels. The larger display opens up many more possibilities, with significantly more space to display information. Like Inky pHAT, the display is crisp and readable in bright sunlight. Use Inky wHAT as a detailed weather display, as a calendar, for daily news