Questions tagged [watchdog]

For questions about the use of so-called 'watchdog timers', which detect and allow recovery from system failures, in conjunction with Arduino.

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Cant get rid of Soft WDT reset using ESP8266

Im using ESP12E DevKit v2 (esp8266 wifi module) board for controlling relays and displaying DHT22 temp,humidity on web server. It runs smoothly but after while i always get a watchdog timer reset. (If ...
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31 views

watchdog timer giving me fits on ESP8266, how to find relevant code from Serial output describing the RST?

I've written a pair of sketches for two NodeMCUs to implement a noise meter. The master MCU voltage samples off an opamp's output pin and periodically digests 500 samples at a time into an RMS-type ...
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22 views

Arduino sleep mode problem while sending data with gsm module

i am trying to send gps data via sim800l gsm module. Working fine without the power down code but when i add the power down code it stops working (not sending the gps data. code execution stops in ...
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160 views

AsyncWebServer giving wdt reset

I am using 3 Esp32 modules. One being master and other two being nodes. Nodes are connecting to the master's AP. Master is connected with GSM module to execute the web api. Master esp is having a ...
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60 views

Freezing ESP8266 after 4-8h

Build my own 'Artnet to WS2812b Neopixel' boxes for lighting in a club. Working fine. I have 20 stripes with 50 pxls each. One ESP8266(NodeMCU) is feeding 6 stripes, so it gets 2 DMX universes via ...
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47 views

Task watchdog gets triggered during Bluetooth initialization

The board ESP32-Dev-WROOM-32D cannot establish a bluetooth connection due to the task watchdog. Here's my code: #include "BluetoothSerial.h" //check if Bluetooth is enabled #if !defined(...
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36 views

How much time passes between waking up and sleeping?

I use the watchdog timer to make Arduino sleep for 8 seconds and then wake it right after and make it sleep again if it didn't complete the loop for 450 times. I made it so that it will only do its ...
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99 views

NRF24L01 based project freezes for no good reason

I have built and coded a low power NRF24L01 transmitter and receiver, for purposes of transmitting the temperature of the transmitter's environment. I have used an Atmega328P chip for the project. The ...
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33 views

freeRTOS tasks never run on Lightblue Bean

Although Punchthrough no longer supports the Bean and Bean+ they still maintain the online compiler and reference materials: Bean Github Bean reference One of the external libraries they've included ...
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2answers
399 views

ESP12E Soft WDT reset stack trace leads to libraries

Im using ESP12E DevKit v2 (esp8266 wifi module) board for controlling relays and displaying DHT22 temp,humidity on web server. It runs smoothly when the web client is closed but when i leave the ...
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412 views

How to use watchdog timer for the purpose of recovery from failures in Arduino ATmega2560

Here is my tool-set; Visual Studio with plugin called "Visual Micro" Flashing the HEX file using Atmel Studio. via AVRISP mkII on ATmega 2560 MCU And my simple trial code (I have also some others). ...