Update round-up #1

A project log for Witcher Wi-Fi Medallion MK2

Didn't like the metal necklace, so PCB art was the way to go.

torbjrn-lindholm

Torbjörn Lindholm • 07/06/2018 at 10:02•0 Comments

Update round-up (rev.1 ~ rev.3):

Added LEDs
Layout changes
Added WAKEY switch
Removed WAKEY switch
Added WAKEY jumper
Added DW01 battery protection IC (power source is not confirmed yet)
Changed NPN Transistor to N-channel MOSFET
Added SPI pad
Added UART pad
Added voltage regulator
Cleaned up unused parts
Updated power supply section with reference design
ESP8266 module changed from ESP-02 to ESP-12F

Next log

Rev.5 Update Log

07/07/2018 at 16:41 • 0 comments

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