The EC200U STM32F103C8T6 + ESP32-S3 Development Board is a versatile cellular IoT and embedded development platform combining Quectel EC200U 4G LTE connectivity, an STM32F103C8T6 microcontroller, and an ESP32-S3 wireless processor on a single board.
The architecture allows the STM32 to handle real-time control and peripheral functions, while the ESP32-S3 provides Wi-Fi, Bluetooth LE and higher-level processing. The EC200U adds 4G cellular connectivity for remote communication and cloud-based IoT applications.
Key Features:
- 4G LTE: Quectel EC200U cellular module
- Main MCU: STM32F103C8T6, 32-bit ARM Cortex-M3
- Wireless MCU: ESP32-S3 with 2.4 GHz Wi-Fi and Bluetooth 5 LE
- Cellular Connectivity: 4G LTE data communication through EC200U
- Interfaces: UART, SPI, I²C, GPIO and other peripheral interfaces
- SIM: Onboard SIM card interface
- USB: USB connectivity for development and communication, depending on board configuration
- Antenna: External LTE and Wi-Fi/Bluetooth antenna interfaces
- Programming: STM32 and ESP32-S3 can be independently programmed
- IoT Connectivity: Suitable for MQTT, HTTP/HTTPS and cloud-connected applications
Applications:
Industrial IoT gateways, remote monitoring, asset tracking, smart energy meters, industrial controllers, telemetry systems, connected HMI systems, smart agriculture, security systems and 4G-enabled automation products.
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