How to Profile CPU Usage on ESP32 With Freertos Task Status Functions
I uncovered how to profile ESP32 CPU usage with FreeRTOS—and what I found revealed hidden inefficiencies that could save your project.
How to Parse JSON Data on ESP32 With Minimal Memory Usage in C++
How to parse JSON on ESP32 with under 4KB free heap—discover the ArduinoJson v7 trick that cuts memory use by 70% and prevents crashes on large responses.
How to Debug Stack Overflow in FreeRTOS Tasks on ESP32
I caught my ESP32 crashing randomly until I discovered stack overflow was the silent killer—here’s how to catch it before it strikes.
Synchronizing Multiple Tasks on ESP32 Using Semaphores in FreeRTOS
Consider using FreeRTOS semaphores on ESP32 for efficient task sync—discover how binary and counting semaphores cut power use by 70% and boost responsiveness.
How to Use vTaskDelay() in FreeRTOS on ESP32 for Accurate Timing
Learn why vTaskDelay() can drift over time on ESP32—and what secret alternative keeps your timing spot-on for weeks.
Using Printf() for Debugging on ESP32 via Serial Monitor in Arduino IDE
See why printf() doesn’t work on ESP32 by default—and what secret step unlocks real-time debugging in the Serial Monitor.
Using Secure Boot and Flash Encryption Together on ESP32 for Full Firmware Protection
When combining Secure Boot V2 and flash encryption on ESP32, a single misstep in signing can permanently brick your device.
Monitoring Network Anomalies in Real-Time Using ESP32 and Promiscuous Mode Packet Sniffing
Tiny yet powerful, this ESP32 hack reveals hidden network threats in plain sight—what it catches might shock you.
Creating a Firewall Rule Set for ESP32-Based Devices Using lwIP Packet Filtering
Harness the hidden power of lwIP’s hooks to build a firewall on your ESP32—discover how packet filtering can lock down your IoT network like never before.
Monitoring Network Anomalies in Real-Time Using ESP32 and Promiscuous Mode Packet Sniffing
Getting inside your network’s invisible traffic reveals hidden devices—see how an ESP32 uncovers what shouldn’t be there.
