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.
24
questions
1
vote
1answer
28 views
WDT ISR not called when SPI ST7789 module initiated
Using the .init function for the ST7789 TFT screen prevents my WDT ISR from firing. What explains this behaviour, and is there something I can do? Any other timer ISR I could use instead?
#include <...
1
vote
0answers
36 views
ESP8266 wdt reset
I just bought a KS0354 ESp8266 board to make a remote control for my iot project. Not sure why I keep on getting a wdt error. Even before I can complete my entire code I start getting this error. ...
0
votes
1answer
45 views
esp32s: error: 'WDT_TIMEOUT' was not declared in this scope
I am trying to initialize the watchdog timer.
I have installed
arduino-esp32-master.zip
I have
#include <esp_task_wdt.h>
set but it is not highlighted red indicating the IDE knows about it.
...
1
vote
1answer
43 views
Watchdog timer/deep sleep loop for Atmega 328 Pro Mini 5v 16 mhz
I have been struggling to get my Adafruit 5v pro mini to loop in deep sleep mode several times, then awake to perform something then return to the deep sleep mode loop. While it is out of deep sleep ...
1
vote
0answers
65 views
To reduce the Attiny85 current consumption
I am using Attiny85 to control 4 LEDs parallelly with a programmable switch. But even though when the LEDs are in OFF state, current consumption is around 7-8mA.
I am using a 200mAh battery in my ...
1
vote
1answer
98 views
wdt reset cause:4, boot mode:(3,6)
I'm working on Python and nodeMCU with websocket connection.
So, I send a string from Python to nodeMCU and nodeMCU collects the string and decodes to set values to a stepper motor. Initial code ...
1
vote
0answers
96 views
ESP32-POE/ISO unstable after 10 days of power up
i have one ESP32-POE and ESP32-POE and i'm using the Olimex RS485 module to read a power meter that is placed near the ESP32 (5 meters of CAT5 cable - 9600 8N1).
My device has this workflow (it's ...
0
votes
0answers
127 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 ...
0
votes
0answers
49 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 ...
2
votes
1answer
858 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 ...
1
vote
0answers
131 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 ...
0
votes
3answers
366 views
Getting wdt reset + reboots every 5 seconds on simple button/relay code that has worked previously, now it does not and I changed nothing
I have some arduino code I adapted from a simple 2 button 2 relay code I found online. I just multiplied everything so I could have 5 buttons/5relays. I am using a NodeMCU (ESP-12E) for this.
I have ...
1
vote
1answer
106 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(...
1
vote
0answers
42 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 ...
0
votes
1answer
126 views
Low power error with serial connection
So I want to create an application where I can send data with a SIM-Module, and when it's not needed it should fall into a "standby-mode" because it's battery powered. But I always get this exact ...
1
vote
0answers
241 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 ...
1
vote
1answer
288 views
Attiny85 Watchdog fires only once
I build something like a flashlamp with different modi. From the hardware site it's quite simmilar to the Nanjg105c.
There is a Attiny85 which generates a PWM signal to an AMC7135.
I have one push ...
1
vote
0answers
42 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 ...
2
votes
2answers
497 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 ...
1
vote
0answers
483 views
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 ...
0
votes
2answers
2k views
AVR software reset without watchdog
I wrote a generic avr program wrapper which already use the watchdog timer to restart - and after the watchdog reset - recover the the bad situation.
After this recover process i have to restart the ...
-1
votes
2answers
117 views
RC-oscillator calibration in real time
This pesky watchdog RC oscillator is at the limit of its 10% tolerance already at room temperature. i was looking to bringing it to more like 5% (it stems from an internak 128 kHz RC oscillator) and ...
0
votes
0answers
553 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).
...
0
votes
1answer
2k views
I'm getting watchdog timer resets in NodeMCU. How can I permanently disable or stop that?
I'm using NodeMCU for my project. At first it works fine, but after some days it is resetting frequently because of the watchdog timer. I have used the Esp.wdtfeed() method also. But it is not working....
