In today’s fast-paced tech world, System on Modules (SoMs) have become essential for various applications, from IoT devices to industrial automation. But why is there a significant focus on affordable and complete SoMs? Cost-efficiency is a crucial factor. Not every project can afford high-end, expensive hardware. Affordable SoMs provide the necessary performance and features without a hefty price tag. Moreover, a complete SoM means you get everything you need in one package, simplifying the development process.
Criteria for Selecting Affordable and Complete SoMs
Performance vs. Cost
Balance is Key: It’s vital to balance the performance requirements of your project with budget constraints. An underpowered SoM might not meet your needs, while an overly powerful one could be unnecessarily expensive.
Core Specifications: Look at the CPU, RAM, and storage capabilities. A quad-core CPU might offer better performance for multitasking than a dual-core.
Versatility and Integration
Interface Variety: Ensure the SoM has various interfaces like USB, Ethernet, UART, and more, allowing for easy integration with other components.
Expansion Capabilities: Some projects may require additional sensors or modules. Check if the SoM supports expansion to accommodate future needs.
Community and Support
User Community: An active user community can be invaluable. They offer support, share tips, and provide solutions to common problems.
Manufacturer Support: Reliable documentation and customer support from the manufacturer are essential for resolving issues quickly and efficiently.
Top Affordable and Complete SoMs on the Market
| Feature | CORE9X35 by CoreWind | VisionSOM-iMX93 by SoMLabs | VisionSOM-STM32MP1 by SoMLabs | Neardi LCB3568 SoM | Neardi LCB3566 SoM | Neardi LCB3399 SoM |
|---|---|---|---|---|---|---|
| CPU | ARM9 @ 400MHz | NXP i.MX93 ARM Cortex-A55 | STM32MP1 ARM Cortex-A7 | RK3568 Quad-core A55 @ 2.0GHz | RK3566 Quad-core A55 @ 1.8GHz | RK3399 Dual-core A72 + Quad-core A53 @ 1.8GHz |
| RAM | 128/256 MB DDR2 | Up to 4GB | Up to 4GB | LPDDR4, 2GB/4GB/8GB (optional) | LPDDR4, 2GB/4GB/8GB (optional) | LPDDR3, 2GB/4GB (optional) |
| Flash Memory | 256 MB NAND Flash | Up to 32GB | Up to 32GB | 8GB/16GB/32GB/64GB/128GB (optional) | 8GB/16GB/32GB/64GB/128GB (optional) | 8GB/16GB/32GB/64GB/128GB (optional) |
| Ethernet | 10/100 Mbit | 2x Gigabit | 1x Gigabit | Yes | Yes | Yes |
| USB | Up to 3 host ports | 2x USB 2.0 | 2x USB 2.0 | Yes | Yes | Yes |
| UART | Up to 5 serial lines | Yes | Yes | Yes | Yes | Yes |
| I2C | Up to 2 buses | Yes | Yes | Yes | Yes | Yes |
| SPI | Up to 2 buses | Yes | Yes | Yes | Yes | Yes |
| GPIO | Up to 40 lines | Yes | Yes | Yes | Yes | Yes |
| LCD | RGB LCD support | No | No | Yes | Yes | Yes |
| CAN Bus | 2.0 interface | No | No | Yes | Yes | Yes |
| Power Supply | 3.3V DC | 3.3V DC | 3.3V DC | 3.3V DC | 3.3V DC | 3.3V DC |
| Temperature Range | 0-70°C (-40 to +85°C) | 0-70°C (-40 to +85°C) | 0-70°C (-40 to +85°C) | -40°C to 85°C | -40°C to 85°C | -40°C to 85°C |
| Price | $49.9 | $99 | $79 | $52 | $44 | $91 |
| Form Factor | 40 x 40 mm | SODIM200 | SODIM200 | 60(L) x 40(W) x 7.8(H)mm | 62(L) x 40(W) x 8.3(H)mm | 62(L) x 50(W) x 7.8(H)mm |
| Use Cases | Basic projects | IoT, home automation | Portable medical devices | Industrial automation, IoT, AI applications | Low-power devices, embedded systems, portable applications | High-performance applications, AI, machine learning, multimedia processing |
How to Choose the Right SoM for Your Project
Choosing the right SoM can be a daunting task, but here are some tips to help you make an informed decision:
Assess Your Needs
Specific Requirements: Start by determining the specific requirements of your project. Do you need high processing power, low power consumption, or extensive connectivity options?
Future Scalability: Consider the future scalability of your project. Will you need to add more features or interfaces down the line?
Compare Specifications
Benchmark Performance: Compare the specifications of different SoMs to see which one offers the best performance for your needs.
Use Comparison Charts: Use comparison charts to visually compare the features and specifications of different SoMs.
Budget Considerations
Initial Cost vs. Total Cost: While the initial cost of the SoM is important, also consider the total cost of ownership, including any additional components or development tools you might need.
Cost-Effective Choices: Look for SoMs that offer the best value for your budget without compromising on essential features.
Community and Manufacturer Support
Active Community: An active user community can be a great resource for troubleshooting and advice.
Reliable Documentation: Ensure that the SoM comes with reliable documentation and support from the manufacturer.
Affordable and complete Systems on Modules (SoMs) like those offered by Neardi provide powerful, versatile, and cost-effective solutions for a wide range of applications. Whether you’re working on industrial automation, IoT, AI, or embedded systems, these SoMs offer the performance and features you need at a price that fits your budget. By carefully considering your project’s specific requirements and comparing the available options, you can choose the best SoM for your needs.