sHWYX9

Smart bracelet design

Overview

Experimental equipment: STM32F103C8T6+SHT20 temperature and humidity+passive buzzer+MPU6050+0.96-inch OLED (IIC) display+HC-05 Bluetooth module+USB to TTL level tool Experimental purpose: Design and implementation of smart bracelet (graduate Design)

Hardware resources: BEEP: PB8 ADC: PA0 KEY: KEY1 to PA4 KEY2 to PA5 KEY3 to PB4 KEY4 to PB5 SHT20: SCL to PA11 SDA to PA12 MPU6050: SCL to PB6 SDA to PB7 MAX30102: SCL to PB10 SDA to PB11 INT Connect to PB9 OLED: SCL to PA6 SDA to PA7 LED: LED0 to PA8 Serial port 1: RX to PA9 TX to PA10 HC-05: RX to PA2 TX to PA3
Communication:
************** ****************************************** Set time:TIME-" "-"Minute"-"Second" Set date: DAYS-"Year"-"Month"-"Day" Set alarm clock 1:ALARM1-"0/1(On/Off)"-"Hour"-"Minute" " Set alarm clock 2: ALARM2-"0/1 (on/off)"-"hour"-"minute" Turn off sending: OneRxOFF Temperature: Temperature Humidity: Humidness Heart rate: HeartRate Blood oxygen: BloodOxygen Steps: StepNumber Exercise time: ExerciseTime Energy consumption: ConsumeEnergy Exercise temperature: KineticTemperature Pitch angle: AngleOfPitch Roll angle: RollAngle Scheduled data sending on: RXON Scheduled data sending off: RXOFF ***Note: End of string + "#" calibration*** **** *************************************************** **
This project draws on the programming of many platforms. My abilities are limited, and the design will inevitably have problems and loopholes. Everyone is welcome to communicate with me.

Design Files

All reference designs on this site are sourced from major semiconductor manufacturers or collected online for learning and research. The copyright belongs to the semiconductor manufacturer or the original author. If you believe that the reference design of this site infringes upon your relevant rights and interests, please send us a rights notice. As a neutral platform service provider, we will take measures to delete the relevant content in accordance with relevant laws after receiving the relevant notice from the rights holder. Please send relevant notifications to email: bbs_service@eeworld.com.cn.

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.

Hot

Technical Resources More

Search Datasheet?

Supported by EEWorld Datasheet

Technical Videos More

Forum More

Update:2025-06-18 10:55:06

ASUS Factory Documentation - Introduction to the Principle of Motherboard Power-On
ASUS Factory Documentation - Introduction to the Principle of Motherboard Power-On
Transformer knowledge
[b] [/b][align=left]I believe that when choosing a transformer, everyone will always have such a question: "Why can the power of the transformer I choose only be so large?" Let's analyze what factors
Capacitor reactance and capacity
[p=28, 2, left][font=宋体][b][color=#000000][backcolor=white]The resistance of capacitor to AC is called capacitive reactance. [/backcolor][/color][/b][/font][/p][p=28, 2, left][font=宋体][color=#000000][
[The board that accompanied me through those years] The process of growth
I have graduated and worked for more than a year. From knowing nothing at the beginning, I have come into contact with some single-chip microcomputers now. The first single-chip microcomputer I came i
How to send ASCII code to the instrument through the serial port!
How to send ASCII code to the instrument through the serial port! Is there any good idea to discuss it? It is best to use C language. I am tangled.
Relay switching contacts do not open
I used a relay to switch the positive pole of the 24V power supply. After using it for a while, I found that when I disconnected the relay voltage, the relay was electrocuted but not disconnected. The

Datasheet More

Circuits More