Questions tagged [blynk]
IoT platform to connect your devices to the cloud, design apps to control them, and manage your deployed products at scale.
8
questions with no upvoted or accepted answers
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vote
1answer
69 views
How I can send data information without work WiFi to LCD?
Hi everyone I am beginning learn coding and the second language English. I have small project I use Arduino uno , esp8266 , dht11 , lcd I2C and use blynk app in my project I have the code and work ...
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0answers
337 views
Blynk.Begin(auth, ssid, pass) causing watchdog reset
I am trying to follow this tutorial and I keep hitting a problem repeatedly. I checked in my code that every time it hits the line Blynk.begin(auth, ssid, pass);, the serial monitor shows me that ...
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0answers
1k views
Using 2 serial ports on NodeMCU
I am using a NodeMCU ESP 12E board which will be programmed using the Arduino IDE. I intend to use it to send GPS data to the Blynk app server. I also want to interface a Bluetooth module HC-05 to the ...
1
vote
0answers
239 views
Arduino Pro mini does not wake up after a few interrupts from DS3231
I hope someone can help me. I'm building a GSM water level meter that runs on solar power, using an Arduino pro mini, DS3231 RTC, JSN-SR04T - ULTRASONIC SENSOR, SIM800L along with a DFrobot DFR0535 ...
1
vote
1answer
174 views
Blynk app, DotStar bluetooth control code help
This is my setup:
Arduino Mega;
HM-10 bluetooth module (bought off ebay, so not sure if genuine but works);
Adafruit Dotstar addressable LED strip;
iOS Blynk app;
Hardware-wise, everything is ...
0
votes
0answers
138 views
Esp32(Arduino Core) + Blynk Wifi Connection Problems
So I am making a football playing robot which consists of 3 servo motors. Currently,i am only checking only a single servo(myservoKicker)which is operated via button in the blynk app and trying to ...
0
votes
0answers
72 views
Need sugestion to improve my arduino sketch
I want my code to blynk friendly by avoiding while condition in loop or flood error as mention by blynk. But , i m unable to do so.whenever i try to call function outside loop , it get stuck in first ...
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0answers
219 views
Device is not online yet while trying to connect Arduino uno (with USB) to Blynk App
I am trying to run my Arduino Uno using Blynk app.
I have Arduino IDE , Blynk library on the same folder within the Arduino library folder, changed the AuthCode using the one provided , checked all ...
