Buildroot Builds Incrementally but Fails Clean: Finding Missing Package Dependencies
Trace why a Buildroot package passes incrementally but fails clean, then repair missing dependencies, feature detection and rebuild scope.
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Reviewing AI-Assisted Device-Tree Changes: From Boot Logs to Real Peripherals
Review generated device-tree patches against schematics, kernel bindings, the booted DTB and real peripheral acceptance evidence.
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Reviewing AI-Assisted MCU Drivers: Registers, Timing and Failure Paths
A practical review workflow for AI-assisted MCU drivers, from register semantics and bounded waits to fault recovery and acceptance evidence.
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Industrial Gateway Offline Replay: Capacity, Order and Duplicates
Size an industrial gateway offline buffer and test durable acceptance, replay rate, record ordering, duplicate handling and power-loss recovery.
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Multi Sensor BLE Gateway Capacity and Reconnection Testing
Size a BLE gateway against real sensor traffic and verify data freshness, queue limits, reconnection storms and Wi-Fi coexistence with a practical test matrix.
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Evolving a BLE GATT Interface: UUIDs, Data Formats and Older App Compatibility
Design a BLE GATT evolution contract that preserves old app behavior across UUIDs, handles, payload changes and subscriptions.
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ESP32 Wi-Fi Provisioning Recovery: Wrong Passwords, Router Changes and Power Loss
Design ESP32 provisioning recovery for wrong passwords, router changes and power loss using layered logs, state transitions and acceptance cases.
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Embedded Linux DHCP Client and Server Requirements
Define DHCP client and server roles by interface, then test leases, recovery, address conflicts and setup-network isolation before delivery.
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Read-only Rootfs: Preserve Configuration, Logs and Update State Safely
Separate immutable software from writable state, then design mount ordering, durable configuration commits, bounded logs and rollback-compatible data.
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Replacing a Wi-Fi Module: Linux Driver and Device-Tree Validation
Validate a Wi-Fi module replacement across electrical interfaces, Linux drivers, firmware, device tree, wireless roles and failure recovery.
