ESP32 Smartwatch
Build a customizable ESP32-based smartwatch featuring a touchscreen display, WiFi/Bluetooth connectivity, health tracking, and notification support.
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₹3935.00
Inclusive of all taxes
Components
8 items
Difficulty
Advanced
Build Time
6 – 10 Hours
Project Details
How It Works
How It WorksThe ESP32 manages the display and sensors. The accelerometer tracks steps, the heart rate sensor measures pulse, WiFi fetches time and weather data, Bluetooth connects to the smartphone, and the battery powers the system with a charging module.
Prerequisites
Basic knowledge of ESP32 programming, familiarity with I2C and SPI protocols, and experience with soldering and circuit assembly.
What You'll Learn
What You'll LearnDesigning and building a wearable IoT device
Programming ESP32 for wireless connectivity
Integrating sensors like accelerometer and heart rate monitor
Managing battery power and charging
Developing user interfaces for embedded systems
Key Features
Interactive display for user control
Fetches time and weather data
Connects to smartphone for notifications
Keeps accurate time display
Step counting and heart rate monitoring
Long-lasting power with charging module
Fully customizable firmware and UI
What's Included in the Kit
| Component | Qty | Price |
|---|---|---|
 | 1 | ₹1682.00 |
 | 1 | ₹762.00 |
 | 1 | ₹142.00 |
 | 1 | ₹0.00 |
 | 1 | ₹0.00 |
 | 1 | ₹0.00 |
 | 2 | ₹0.00₹0.00 × 2 |
 | 1 | ₹171.00 |
Operating Instructions
Pin Connections
Pin Connections| MCU Pin | Connected To | Purpose | Notes |
|---|---|---|---|
| GPIO18 | TFT Display SCK | SPI clock signal | - |
| GPIO23 | TFT Display MOSI | SPI data signal | - |
| GPIO5 | TFT Display CS | SPI chip select | - |
| GPIO2 | TFT Display DC | Data/Command selection | - |
| GPIO4 | TFT Display RST | Reset signal | - |
| GPIO21 | MPU6050 SDA, MAX30102 SDA | I2C data line | Shared I2C bus |
| GPIO22 | MPU6050 SCL, MAX30102 SCL | I2C clock line | Shared I2C bus |
| 3.3V | TFT VCC, MPU6050 VCC, MAX30102 VCC | Power supply | - |
| GND | TFT GND, MPU6050 GND, MAX30102 GND | Ground connection | - |
Tools Required
Tools RequiredSafety Precautions
Electrical
- ⚠Use proper Li-Po charging module to prevent overcharging
- ⚠Ensure proper insulation for wearable comfort
- ⚠Avoid short circuits in the circuit design
Handling
- ⚠Handle Li-Po battery with care to avoid damage
- ⚠Ensure proper enclosure for wearable safety
Frequently Asked Questions
Frequently Asked QuestionsQ:Can this connect to Android phone?
Q:Can it show notifications?
Q:How long does battery last?
Q:Can I make it waterproof?
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