Part III : First Prototype Design

Posted on: January 20, 2018, by :


The purpose of having first prototype is to bring up basic operational modules as following:

  1. To validate power charging units towards two-lithium battery 18650 connected in series.
  2. To validate boost-up dc-dc switching regulator with adjustable digital potentiometer.
  3. To validate main power trees operate as intended.
  4. To validate ESP8266 microcontroller unit able to power up and display characters for LCD.



Fabricated PCB:



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