Embedded System Development
MCU and SoC selection, firmware architecture, Embedded Linux, drivers, OTA, diagnostics, and production validation.
Embedded System Development articles
ESP32-P4 Has No Wi-Fi: Choosing a C6 Co-Processor, Transport, and Dual-Firmware Boundary
ESP32-P4 does not integrate Wi-Fi or Bluetooth. When a product needs P4's display, camera, or multimedia capabilities as well as wireless connectivity.
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How to Choose an RK3588, RK3576, RK3568, or RK3566 Core Board
Suppose a device needs two cameras, two wired network connections, and a display. A supplier sends back a one-page RK3588 or RK3576 specification headed “6 TOPS.
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ESP32 SoC vs Module: From Chip Choice to an Orderable Part
Compare ESP32 SoCs and modules using WROOM-1-N16 and WROOM-1U-N16. Check antenna, memory, temperature, certification, and substitution limits before an RFQ.
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How to Read Espressif ESP32 Module Part Numbers: What N, R, H, and U Actually Mean
Learn what N, R, H, U, version markers, and WROOM/MINI names can reveal in ESP32 module part numbers—and what still needs a datasheet and traceable label.
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Rockchip Dev Board vs SoM vs Carrier Board: How to Choose
A development board, SoM, and carrier board are not performance tiers. Choose the right Rockchip path for PoC, EVT, DVT, PVT, and production.
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Multi-Store Serial Device Retrofit: How to Size and Place IoT Gateways
Do not size a multi-store serial-device rollout by dividing the total device count by a vendor maximum.
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Firmware, Configuration, and Device-Model Version Governance for IoT Fleets
One device version is not enough. Learn how firmware, configuration, and device-model versions form a governed compatibility vector for safe IoT operations.
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HarmonyOS vs OpenHarmony vs HarmonyOS NEXT: What Actually Changes for a Product Team?
HarmonyOS, OpenHarmony, and HarmonyOS NEXT are not three interchangeable products that can be ranked by version number.
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IoT OTA Canary Rollouts and Rollback: A Fleet Engineering Guide
A successful firmware update in a laboratory proves one narrow fact: one device wrote and booted one image under one set of conditions.
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Wukong AI, T5AI-Core, or Standard TuyaOS: Which Path Fits Better?
The hard part of a Tuya AI hardware project is not deciding whether AI sounds attractive. The hard part is separating three different decisions.
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Tuning ESPHome Voice Satellites for Low Latency and Stability
When an ESPHome voice satellite feels slow or choppy, it is tempting to blame the wake word model or Home Assistant itself.
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Wi-Fi Serial Converter vs ZigBee Serial Converter: How to Choose
If a site already has RS485 or RS232 equipment, both Wi-Fi serial converters and ZigBee serial converters can bring serial data into a network.
Read articleEvaluating a Embedded System Development project?
Share the device, data flow, network condition, target users, and business system boundaries. We can help you decide what to build first.