Readme

Photo frame using the 7 color 5.65 inch e-paper display from Waveshare

Quickstart

RP2040

• Copy file main.py
• Copy dir lib/

SD Card

• Create images as mentioned in the folder example/
• Copy .bmp file(s)

BOM

• Pico-ePaper-5.65 (7-Color)
• RP2040
• Micro SD Breakout Board 3,3V 6Pin
• AT24C16 EEPROM Memory Module
• TPL5110 Low Power Timer Breakout (Adafruit)
• Panasonic NCR18650B (3,6V - 3,7V 3400mAh Li-Ion)
• Step-Up Module 0.8-3.3V to 3.3V
• DIP switch (1-Lane)

Wire

Component		RP2040		RP2040		Component
EEPROM	SDA	GP0		VBUS
EEPROM	SCL	GP1		VSYS	DRV	Timer/Step-Up Converter
		GND		GND		Timer/Step-Up Converter
SD	CLK	GP2		3V3_EN
SD	MOSI	GP3		3V3 (OUT)
SD	MISO	GP4
SD	CS	GP5		GP28
		GND		GND
		GP6		GP27
		GP7		GP26
EPD	DC	GP8		RUN
EPD	CS	GP9		GP22
		GND		GND
EPD	CLK	GP10		GP21
EPD	DIN	GP11		GP20		DIP Switch
EPD	RST	GP12		GP19
EPD	BUSY	GP13		GP18
		GND		GND		DIP Switch
		GP14		GP17	Done	Timer
		GP15		GP16

Third-Party Libs

• eeprom.py
  • https://github.com/brainelectronics/micropython-eeprom/blob/main/eeprom/eeprom.py
• sdcard.py
  • https://raw.githubusercontent.com/micropython/micropython-lib/master/micropython/drivers/storage/sdcard/sdcard.py
• Pico_ePaper-5.65.py
  • https://github.com/waveshareteam/Pico_ePaper_Code/blob/main/python/Pico-ePaper-5.65f.py

Appendix

Raspberry Pi Pico

• https://www.raspberrypi.com/documentation/microcontrollers/raspberry-pi-pico.html
• https://micropython.org/download/RPI_PICO/

Waveshare (ePaper 5.65)

• https://www.waveshare.com/wiki/Pico-ePaper-5.65
• https://github.com/waveshareteam/Pico_ePaper_Code
• https://www.waveshare.com/product/displays/e-paper/epaper-1/5.65inch-e-paper-module-f.htm

Projects

• https://github.com/robertmoro/7ColorEPaperPhotoFrame

References

• RP2040

  • https://www.elektronik-kompendium.de/sites/raspberry-pi/2611061.htm
  • https://datasheets.raspberrypi.com/rp2040/rp2040-datasheet.pdf (Datasheet)
  • https://datasheets.raspberrypi.com/pico/Pico-R3-A4-Pinout.pdf (Pinout)

• EEPROM

  • https://www.instructables.com/How-to-Add-an-EEPROM-to-Raspberry-Pi-Pico/
  • https://ww1.microchip.com/downloads/en/devicedoc/doc0336.pdf

• Micropython

  • https://github.com/micropython/micropython-lib

Weblinks

• https://forums.adafruit.com/viewtopic.php?t=208209 (TPL5110 DRV pin voltage drop)