For CoreInk 1.54 Inch E-Ink Display Development Board 200x200 ESP32--D4 for IoT E-Book Reader

For CoreInk 1.54 Inch E-Ink Display Development Board 200x200 ESP32--D4 for IoT E-Book Reader Description

CoreInk is a main control device with an E-Ink display launched by for , using the ESP32--D4 controller. The front is embedded with a 1.54inch E-Ink display with a resolution of 200x200, supporting black/white display. Compared to ordinary LCD screens, the E-Ink display provides a better text reading experience, with features such as low power consumption and image retention when powered off.
For human-machine interaction, it offers a rotary switch and physical buttons, integrated LED indicator, and buzzer. It has a built-in 390mAh lithium battery, combined with an internal RTC (BM8563) to achieve timed sleep and wake-up functions, providing excellent battery life. There are power and reset () buttons on the left side and bottom of the device, making it easy to use and debug.
It offers a variety of peripheral interfaces (HY2.0-4P, M-BUS, HAT module interface) to expand sensor devices, providing infinite possibilities for subsequent application development.

SoC ESP32--D4,240MHz dual core,600 DMIPS,520KB ,Wi-Fi
Flash 4MB Flash
Input Voltage 5V @ 500mA
Interface Type-C x 1, HY2.0-4P x 1, M-BUS bus female connector, top HAT expansion interface
E-Ink Display GDEW0154M09, SPI interface, 200 x [email protected], Dpi:184, 1-bit black/white display (grayscale: 2) Viewing area (mm): 27.6x27.6, Dot pitch (mm) 0.138x0.138, Refresh time (s) 0.82, Partial refresh time (s) 0.24
Physical Buttons Programmable button x1, Reset button x1, Power button x1
LED Green LED x 1
RTC BM8563
Buzzer Passive buzzer x1
Antenna 2.4G 3D antenna
Pinout G25, G26, G36, G23, G34, G18, G21, G22, G14, G13
Battery [email protected]
(The product printed words depending on the batch, but this does not affect use)
Color: White
Material: plastic

Package Contents:
1 x CoreInk

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.