ESP32-C3 OLED Development Board, Ceramic Antenna, ESP32 Development Board, wifi, Bluetooth, 0.42 inch screen
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The ESP32-C3 OLED Development Board is a compact yet powerful solution built around the ESP32C3FN4/FH4 chip. Equipped with 4MB Flash, this board supports both WiFi and Bluetooth 5 connectivity for seamless IoT integration. A small yet sharp 0.42-inch OLED screen provides visual feedback, while the onboard ceramic antenna ensures stable signal transmission. It offers versatile I/O options, including GPIO, ADC, SPI, IIC, and UART, making it ideal for developers, hobbyists, and smart device prototyping. With USB download support, plug-and-play development is effortless. Its small size makes it perfect for wearable projects, automation systems, and wireless sensor applications.
Features:
- Based on ESP32-C3FN4/FH4 with RISC-V core
- Supports 2.4GHz WiFi & Bluetooth 5.0
- Integrated 0.42-inch OLED screen
- Onboard ceramic antenna for stable wireless performance
- Rich I/O: UART, I2C, SPI, ADC, GPIO/PWM
- USB download support for easy programming
Specification:
| Item Type: | Development Board |
| Flash Memory: | 4MB |
| Wireless Connectivity | 2.4GHz WiFi, Bluetooth 5.0 |
| OLED display | 0.42-inch monochrome screen |
| Clock Frequency | 160 MHz |
| UART Port | 2 |
| ADC Channels | 5 |
| I2C interface | 1 |
| Antenna Type: | Compact ceramic |
| Length (mm): | 26.50 |
| Width (mm): | 20 |
| Weight (g): | 03 |
| Shipping Weight | 0.01 kg |
| Shipping Dimensions | 6 × 4 × 2 cm |
Package Includes:
1 x