ESP32-Pico Failing to Publish MQTT Messages Due to Payload Size Exceeding Broker’s Limit

Hey guys while sending sensor data from an ESP32-Pico to an MQTT broker,And combining multiple sensor readings into a single MQTT message, the payload size exceeds the broker’s limit. As […]

How can I resolve BLE connection issues with ESP32 and Android 11 using ArduinoBLE?

Hi Devs, I’m using an ESP32 as a BLE peripheral device to broadcast sine values to my Android 11 phone via the nRF Connect app, i am using the ArduinoBLE […]

Optimizing MQTT Communication for High-Frequency Data Transmission with ESP32

Hey guys, while setting up communication between ESP32 and industrial/DIY sensors using MQTT, I noticed performance bottlenecks, message loss, and delayed logging, especially during high-frequency data transmission. How do different […]

Optimizing MQTT Stability on ESP32 with Keep-Alive Tuning or Reconnection Strategy

Hey guys in my previous work with MQTT on ESP32, I’ve faced challenges like frequent disconnections in unstable networks and inconsistent message delivery despite adjusting QoS levels and retry settings. […]

I’m experiencing inconsistent Wi-Fi connectivity issues with my ESP32-C3-MINI-1-U board

Hi, I’m experiencing inconsistent Wi-Fi connectivity issues with my ESP32-C3-MINI-1-U board, specifically frequent disconnections (every 10-15 minutes) and slow reconnection times, which persist across different networks and environments, including home, […]

Resolving I2C Timeout Error When Updating STM32G4 Firmware with ESP32

Hi guys i’m trying to use an ESP32 to update the firmware on an STM32G4 over I2C, but I’m getting an `I2C timeout` error when trying to initiate the update. […]

Optimizing CAN ISR to Prevent WDT Panics on ESP32-S3 with MCP25625

Hey guys while developing a CAN bus monitoring system using the ESP32-S3, ESP-IDF, and RTOS, I encountered a WDT (Watchdog Timer) panic within my CAN interrupt service routine (ISR) when […]

What additional strategies can I implement to reduce power consumption?

Hey guys I noticed a significant increase in power consumption by my IoT devices (ESP32) when transmitting data to AWS IoT Core, leading to shorter battery life. I’ve optimized my […]

Can One ESP32 Handle Multiple Sensors and Wireless Data Transmission?

Hii guys I’m exploring the possibility of using ESP32 to develop a wireless sensor node for monitoring environmental parameters like temperature, humidity, and others . Can I use a single […]