Product description: Waveshare E-paper E-Ink (B) 4.2'' 400x300px v2.1 - module with SPI three-colour display
Module with 4.2'' e-paper display with 400 x 300 px resolution.It communicates via SPI interface e.g. with Arduino and Raspberry Pi. Thanks to the e-paper technology the device does not tire the eyes, just like traditional screens do. It can work with three colors: black, red, and white as a background. These types of displays can be used to read e-books and electronic magazines.
Product compatible withArduinoand Raspberry The manufacturer provides auser guidefor Arduino andRaspberry Pi. |
Screen Module Outputs
The device has an 8-pin connector.
Pin | Description |
---|---|
VCC | Power supply voltage: 3,3 V |
GND | The weight of the system. |
DIN | Pin MOSI SPI interface. |
CLK | SPI interface clock pin. |
CS | Chip select activated in a low state. |
DC |
Select data / commands. High state - data Low state - commands |
RST | External reset activated by low state. |
BUSY | Busy status output, activated by low status. |
Display specification
- Arduino and Raspberry compatible module
- Supply voltage: 3.3 V to 5 V
- Version: 2.1
- Power supply (when refreshing the screen): 26.4 mW
- Interface: SPI
- Gray level: 2
- Refreshment time: 15 s
- Displayed colours: black, white and red
- External dimensions: 103 x 78.5 mm
- Display dimensions: 84.8 x 63.6 mm
- Pixel: 0.212 x 0.212 mm
- Resolution: 400 x 300 px
- Connecting cable included
- Angle of vision: 170 °
Useful links |