Blog
Client stories and engineering guides
How real hardware problems got solved, and practical guides to help you make the right technical decisions.
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esp-ndf: Why I Rebuilt the ESP-IDF Stack to Fix Timing on the ESP32-S3
46 cyclesinterrupt latency
20 kHzcontrol loop on both cores
ROS 2 on an ESP32-S3 Humanoid Robot: A Native DDS Stack With No Middleware
0bridge or agent processes
NativeROS 2 topics from the MCU
Guide
Choosing an Edge AI SoC: RV1106 vs RK3566 vs RK3588 vs i.MX 8M Plus vs Jetson Orin Nano
Guide
ESP32 Interrupt Latency and Jitter: FreeRTOS vs Bare Metal for Real-Time Control
Client story
esp-ndf: Why I Rebuilt the ESP-IDF Stack to Fix Timing on the ESP32-S3
Guide
ROS 2 on Microcontrollers: micro-ROS vs a Native DDS Implementation
Client story
ROS 2 on an ESP32-S3 Humanoid Robot: A Native DDS Stack With No Middleware
Client story
Edge AI Delivered in 36 Hours: Rescuing a Project When the Developer Backed Out
Guide
Anomaly Detection on the Edge: Monitoring Machines and Safety Without a Cloud Server
Client story
Industrial Safety and Anomaly Detection on a Rockchip Board, With No Server
Guide
Object Tracking on Low-Cost Chips: What Is Realistic Without an NPU Board
Client story
Multi-Object Tracking on a Chip Under $4
Guide
Can an ESP32-S3 Run Your AI Model? How to Benchmark Before You Buy a Raspberry Pi
Client story
From Raspberry Pi to ESP32-S3: Same AI Accuracy at a Fraction of the Cost, Proven With Benchmarks
Guide
Optimise Before You Swap the MCU: Speeding Up Firmware With CMSIS-DSP and SIMD on Cortex-M
Client story
From 1.5 s to 200 ms on the Same Renesas MCU: How I Saved a Client a Hardware Redesign
Guide
Designing an IoT Backend: MQTT, a Time-Series Database and Live Video Streaming
Client story
Building the Server Side: An IoT Backend for Sensor Data and Live Camera Streams
Guide
Building a BLE or Wi-Fi Provisioning App for Your IoT Device
Client story
An Android App for Device Setup and Monitoring, Built Alongside the Firmware
Guide
Klipper vs GRBL vs Marlin: Choosing Firmware for Your Own Plotter, CNC or 3D Printer
Client story
Building In-House 2D and 3D Plotters for a Fraction of the Import Cost
Guide
Choosing a Low-Cost MCU: CH32V003 vs STM32 vs ESP32 for Price-Sensitive Products
Client story
A USB Power Meter on a Sub-₹200 BOM: Choosing the MCU and Display, Then Fitting OTA and Power Monitoring Into a Tiny Chip
Guide
Hiring an Embedded Systems Consultant: What to Prepare Before the First Call
Guide
Hiring an Embedded Engineer on Upwork or Fiverr: How to Get a Hardware Product Actually Shipped
Guide
Adding Voice and AI Assistants to Hardware Products: Connecting Devices to Large Language Models
Guide
GPS Tracker Battery and Data Costs Too High: Efficient LTE-M and NB-IoT Firmware
Guide
Get Your Schematic Reviewed Before the First PCB Order: What I Check and Why It Saves Weeks
Guide
Noisy or Drifting Sensor Readings: How I Fix Measurement Accuracy in Firmware and Hardware
Guide
Running a Vision Model on an Edge NPU: What Actually Decides Real-Time Performance
Guide
AI Model Accurate on PC but Wrong on the Device: Fixing Accuracy Loss After Deployment
Guide
Video From an Embedded Camera Lags by Seconds: Building Low-Latency Streaming on Linux SoCs
Guide
Robot Motors Jitter or Lag: Real-Time Motor Control and CAN Bus That Keep Up
Guide
MIPI CSI Camera Bring-Up on Embedded Linux: A Practical Checklist
Guide
Stopping Competitors Cloning Your Hardware: Secure Boot and Firmware Protection
Guide
Preparing Firmware for Mass Production: Flashing, Provisioning and Factory Testing
Guide
Switching Microcontrollers Because of Shortages or Cost: Migrating Firmware Without a Rewrite
Guide
Laggy or Flickering Touchscreen UI on a Microcontroller: How I Build Smooth LVGL Interfaces
Guide
Embedded Linux Boots Too Slowly: How I Cut Boot Time for Products That Must Start Fast
Guide
Custom Linux Board Won't Boot: My Bring-Up Process for Yocto and Buildroot BSPs
Guide
LoRa Sensors Losing Packets at Range: How I Fix Long-Range IoT Links
Guide
Getting Device Data to the Cloud Reliably: MQTT and AWS IoT Firmware for ESP32 and STM32
Guide
BLE Connection Between Phone App and Device Keeps Dropping: How I Debug and Fix It
Guide
OTA Firmware Updates Bricking Devices? How I Design Fail-Safe Updates
Guide
Firmware Rescue: Taking Over an Unfinished Embedded Project From a Previous Developer
Guide
From Arduino Prototype to Production Firmware: What Has to Change Before You Ship
Guide
Battery-Powered IoT Sensor Draining Too Fast? How I Cut Sleep Current to Microamps
Guide
ESP32 Keeps Disconnecting From Wi-Fi in the Field: How I Make IoT Devices Reconnect Reliably
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