Particle port of the Adafruit EPD (e-paper, e-ink) display library
This library is used to support the Adafruit 2.13" tri-color EPD display (212x104 pixels). It can also be used with other Adafruit EPD displays.
You can find more about the displays on the Adafruit page.
Particle Pin | Display Pin | Description |
---|---|---|
D2 | SDCS | SD card Chip Select, required for communicating with the onboard SD card holder |
D3 | SRCS | SRAM Chip Select, required for communicating with the onboard RAM chip |
D4 | ECS | E-Ink Chip Select, required for controlling the display |
D5 | D/C | E-Ink Data/Command pin, required for controlling the display |
MISO | MISO | SPI master in, slave out |
MOSI | MOSI | SPI master out, slave in |
SCK | SCK | SPI clock |
This library is a port of the Adafruit_EPD library.
It also relies on:
The back of the board looks like this:
And with an Argon inserted:
In order to use the bitmap feature of the display, you'll need to have a FAT formatted micro SD card. Copy the blinka.bmp file to the top level of the SD card, then put it into the SD card slot on the FeatherWing.
You'll need to flash the examples/FeatherWingTest program to your Argon, Boron, or Xenon.
It will display several test patterns:
The display only updates every 3 minutes, as the Adafruit documentation warns that the display can be permanently damaged if you refresh it more often than that.