In the era of rapid development of the Industrial Internet of Things (IIoT) and smart manufacturing, data acquisition devices play a crucial role in bridging the physical world and the digital world. They are responsible for collecting sensor data, performing preprocessing, storing information, and transmitting it to higher-level systems. The SoM340 ARM Embedded Core Board developed by BLIIoT, with its high-performance processor, rich interface resources, and industrial-grade reliability, provides an ideal platform for building advanced data acquisition systems.
High-Performance Processor: Powered by Allwinner T507-H, quad-core ARM Cortex-A53, up to 1.416GHz, supporting hardware-level 4K video encoding/decoding.
Rich Interface Resources: Equipped with 6 UARTs, 2 SPIs, 6 TWIs, 4 GPADCs, USB, and dual Ethernet ports, enabling flexible sensor and peripheral connections.
Industrial-Grade Reliability: Operating temperature range from -40℃ to 85℃, with low power consumption (0.95W in idle mode), ensuring long-term stable operation.
Comprehensive Software Ecosystem: Supports Linux-RT, Ubuntu, and Android operating systems, along with Qt, Docker, and Node-Red, making application development efficient and versatile.
Sensor Layer
Analog signals: voltage, current, temperature, pressure → connected via GPADC/LRADC.
Digital signals: serial sensors, CAN bus devices → connected via UART/SPI/TWI.
Video/Image: cameras → connected via MIPI CSI.
Acquisition & Processing Layer
SoM340 runs Linux drivers to handle data collection, buffering, and preprocessing.
DDR4 memory provides high-speed data buffering, while eMMC storage ensures reliable local data saving.
Communication Layer
Dual Gigabit Ethernet, 4G/WiFi/Bluetooth enable data transmission to cloud platforms or edge gateways.
Supports industrial protocols such as MQTT and EtherCAT.
Application Layer
Local monitoring: Qt-based GUI for real-time visualization.
Cloud applications: Docker containers for data analytics, Node-Red for data flow orchestration.
Power Systems: Collect voltage, current, and power parameters for remote monitoring and fault diagnosis.
Rail Transit: Ticket readers and track equipment status monitoring.
Industrial Automation: Vehicle control consoles, motion controllers, and industrial tablets.
New Energy: Data acquisition and efficiency management in photovoltaic and energy storage systems.
IoT Gateways: Acting as edge computing nodes to aggregate multi-source data and upload to the cloud.
ARM-FPGA communication acquisition (SPI/SDIO).
Multi-channel synchronous AD acquisition (compatible with AD7606/AD7616).
Docker container and MQTT protocol for cloud data transmission.
Dual-display and OpenCV-based video acquisition.
The SoM340 ARM Embedded Core Board, with its high performance, low power consumption, versatile interfaces, and industrial-grade reliability, provides a solid foundation for developing data acquisition systems. Leveraging its flexible software ecosystem and comprehensive development resources, engineers can rapidly build efficient solutions for power systems, transportation, industrial automation, and renewable energy applications.
