Eink-word-clock-watch: Difference between revisions
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== E-ink word clock watch == | |||
This is a research page for my project to make a watch with an e-ink screen displaying word clock. | This is a research page for my project to make a watch with an e-ink screen displaying word clock. | ||
Revision as of 21:17, 13 April 2019
E-ink word clock watch
This is a research page for my project to make a watch with an e-ink screen displaying word clock.
Requirements:
- Refresh e-ink screen (ie. update word clock) every ~ 3 minutes
- Be able to set the time or sync it via WiFi/Radio?
- Capable or running for > one month
Interfaces:
- SPI
- Serial for debugging / flashing?
Parts:
- e-eink module Requiring 3.3 V, SPI and has refresh power req. of 26.4 mW with standby power of < 0.0 17 mW
- Coin cell** / lithium battery small enough? (if powerful enough)