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Ultrasonic smart sensor trash can

Overview

Fun and interesting microcontroller projects, including an ultrasonic smart trash can

. // The source code and PCB layout for the above projects are publicly available. Search "Qiqi Loves Microcontrollers" on the "LCSC Open Source Hardware Platform".
// Microcontroller model: STC8G1K08 1. When programming, be sure to select built-in IRC=30MHz. 2. Set the reset pin to the I/O port. 3. Uncheck the option to erase the user EEPROM area when downloading the user program.

/*
No technical support is provided; this is just for sharing with passion.
This is an open-source blogger's work; it is for use only and not for commercial purposes. Questions can be discussed in the comments section below.
Designer: Qiqi

Douyin: The Cutest Qiqi in the Universe
Kuaishou ID: Qiqi Loves Microcontrollers
Bilibili: Qiqi Loves Microcontrollers
QQ: 1715755109 (For custom microcontroller programs and PCB designs, add as a friend and indicate your purpose; paid design services only, serious inquiries only).
QQ Group: 499067314 (Welcome all microcontroller enthusiasts to join the group; group files are available for free download.)
*/

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:2026-03-26 19:19:02

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