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#The 7th Lichuang Electric Competition# Step-down ammeter module

Overview

Note: * is a required field.
Please fill it out during the registration stage↓

* 1. Project Function Introduction
This circuit is for DC step-down 5V charging products, such as solar panel step-down, 3S lithium battery or 24V switching power supply and other common DC power products to charge 5V devices such as mobile phones. The integrated voltage, current and power modules in the circuit are displayed through OLED facts, and the chip IO port is led out to facilitate secondary development and design.
*2. Project attributes
This project is open to the public for the first time; personal original work; has not been used in any project competition; has not participated in the school defense.

* 3. Open source agreement
This project is personal original, complies with the GPL3.0 open source agreement, and complies with the platform default settings.
Please fill it out during the competition stage↓

*4.
The drawings of the hardware part have been attached.
*5. The source code of the software part
has been attached.
*6. BOM list

*7. Competition LOGO verification

* 8. Demonstrate your project and record it as a video
and upload it. The demonstration video has been uploaded to the project attachment.

Design Files

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It is your responsibility to test the circuit yourself and determine its suitability for you. EEWorld will not be liable for direct, indirect, special, incidental, consequential or punitive damages arising from any cause or anything connected to any reference design used.

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Update:2025-08-08 22:54:09

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