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ESP32-C3 with 0.42 OLED Development Board

₦ 17,500

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+ shipping from ₦ 750 to LEKKI-AJAH (SANGOTEDO)

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Product details

ESP32-C3 OLED development board with 0.42-inch OLED module is a compact Wi-Fi and Bluetooth LE microcontroller board based on the RISC-V architecture. It features the powerful ESP32-C3 SoC, integrated USB for programming and a 0.42-inch monochrome OLED display for real-time data or status feedback. Ideal for loT, wireless sensor nodes, and portable embedded projects.

Features:

ESP32-C3 SoC: 32-bit single-core RISC-V processor with Wi-Fi and Bluetooth 5 (LE).
Integrated OLED Display: 0.42-inch monochrome screen for debugging, data display, or UI.
Onboard USB Port: Direct programming and power via USB-C or micro-USB port.
Low Power Consumption: Ideal for battery-powered embedded applications.
GPIO and I2C Support: Multiple I/O for sensors, buttons, relays, and displays.

Technical Specifications:

Processor: 32-bit RISC-V, up to 160MHz
Flash Memory: 4MB (typical)
SRAM: 400KB
Wireless: Wi-Fi 802.11 b/g/n + Bluetooth 5.0 LE
OLED Display: 0.42-inch, 72×40 resolution, I2C-based.
Operating Voltage: 3.3V logic (powered via 5V USB)
GPIO: up to 15 configurable digital pins

Mechanical Specifications:

PCB Size: Approx. 25mm x 50mm
Mounting Holes: Often includes 2 or 4 M2 holes for easy enclosure fitting
Display Placement: Soldered or surface-mounted OLED module on top

Mounting Options:

Header Pin Compatible: Breadboard friendly with 2.54mm pin spacing
SMD-Compatible: Can be surface-mounted in compact enclosures

Schematic Diagram, Connection, Wiring and Pinout:

Pinout: GPIOs labeled on PCB, supports ADC, PWM, I2C, and UART
LED: Connected via I2C (SDA and SCL pins)
Power: 5V input via USB, 3.3V regulated onboard
Boot/Reset: Buttons included for flashing and resetting the chip

Datasheet and Documentation:

ESP32-C3 SoC Datasheet
32-C3 Development Board Scheme
SP-IDF and Arduino IDE Support Available

Applications:

Wireless Sensor Networks: Monitor and transmit sensor data with onboard display.
IoT Projects: Real-time control and monitoring using Wi-Fi or BLE.
Wearables and Portables: Small form-factor enables integration into compact devices
Development and Testing: Onboard display helps debug embedded programs
Home Automation: Control relays, lights, or read environmental sensors

Equivalent Models:

ESP32-C3 Mini: Similar specs without OLED screen
Lolin C3 Mini: Compact ESP32-C3 board with USB and basic I/O
Seeed XIAO ESP32-C3: Ultra-small form factor with RISC-V core

Package Includes:

ESP32-C3 with 0.42″ OLED Development Board

Specifications

Key Features

Smart Home Automation

Smart Thermostats & HVAC: Control and monitor home climate systems.
Smart Locks: Create connected locking mechanisms for security and convenience.
Remote Monitoring: Use sensors to monitor temperature, motion, and other environmental data, sending it to a central dashboard.

Industrial & Commercial Applications

Industrial Automation: Develop programmable logic controllers (PLCs) and other systems for factory automation.
Smart Energy Devices: Build solutions for energy management and smart power grids.
Electronic Price Tags: Create digital displays for retail environments.

Wearable & Health Technology

Wearable Health Monitors: Design devices that track health metrics and transmit the data.
Smart Glasses: Develop projects that display information directly in the user's field of view.

Security Systems

Smart Security Cameras: Integrate image capture and wireless communication for security surveillance.
Smart Doorbell: Build network-connected visual doorbells.

General IoT & Embedded Systems

Environmental Monitoring:

Create devices that can capture and transmit data from sensors for real-time analysis.

Robotics:

Power sophisticated robotic systems that require both processing power and wireless communication.

Data Logging:

Collect and store data from various sensors, often with a built-in microSD card slot.