Product description: E-paper E-Ink display - 2,9'' 296 x 128 px - SPI - black and white - for Raspberry Pi Pico - Waveshare 19408
Another extension forRaspberry Pi PicofromWaveshare- a display made withe-papertechnology.Screendiagonal is2.9'', resolution is296 x 128 pxand pixel size is0.138 × 0.138. Image is presented in two colors:blackandwhite, with gray scale of 2. Module featureslow power consumptionand fast refresh time. It uses SPI buses to communicate withRaspberry Pi Pico.
The diagonal of the display is 2.9''.Special features
- Use of e-paper technology, which is used in e-book readers
- Last image is displayed even when the power is disconnected
- Low power consumption, power consumption only for refreshing
- SPI communication interface
- Programmed with C/C++ and MicroPython
- Image displayed in two colors: black and white
Pinouts
The displayhas pinouts in the form offemale connectorsfor easy connection to the Raspberry Pi Pico. Among the pinouts are:
- VSYS - power supply pin
- GND - ground
- e-Paper_DC - pin select: data / commands (high state: data; low state: commands)
- e-Paper_CS - Chip select (activated by low state)
- e-Paper_CLK - SPI bus clock output
- e-Paper_DIN - SPI bus data output
- e-Paper_RST - RESET pin (low state activated)
- e-Paper_BUSY - Busy pin
|
Compatible withRaspberry Pi Pico |
Display Pinouts.
Partial refresh time is only 0.3 seconds.Technical specifications
- Compatible with: Raspberry Pi Pico
- Display type: e-paper
- Operating voltage: 3.3 V / 5 V
- Display diagonal: 2,9''
- Resolution: 296 × 128 px
- Pixel size: 0.138 × 0.138
- Communication interface: 3-wire SPI, 4-wire SPI
- Displayed colors: black and white
- Gray scale: 2
- Partial refresh time: 0.3 s
- Full refresh time: 2 s
- Refresh power: 26.4 mW
- Standby current: <0.01 a="" almost="" none="" li="">
- Viewing angle: >170°
- External dimensions: 82 x 38 mm
