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#The7thLiChuangElectricityContest#IntelligentUDetection

Overview

Note: * is a required field,
please fill it in during the registration stage↓

* 1. Project function introduction:
Slightly modified the USB power meter of Open Source Plaza, added a crystal oscillator, and enlarged the PCB, which is more friendly to novice soldering, Jiali Chuang Summer Training Camp 2022

* 2. Project attributes:

Jiali Chuang Summer Training Camp 2022

* 3. Open source agreement

GPL3.0 ,

please fill in during the competition stage↓

* 4. The hardware part
is designed according to the training camp routine (5V);

the PCB size is increased, which is more friendly to novice soldering and easier to solder;
a passive crystal oscillator is added;
a 0.91-inch OLED screen is installed on the board to make the entire USB power meter smaller (the actual three-dimensional measurement is about: 67mm*20mm*10mm);
the sampling chip INA199B1DCKR is changed to INA199A1DCKR;

* 5. The software part

refers to the official routine

* 8. Demonstrate your project and record it as a video and upload it

Design Files

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