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2 votes
1 answer
274 views

How to attempt connection to WiFi only once?

I am working on a garden timer project, I connect to WiFi once and if its successful show time from NTPClient or else show time from RTC. I have been done the above, and it works in the sense that if ...
Coder9390's user avatar
  • 472
1 vote
1 answer
124 views

Node MCU not functioning correctly

i have a node mcu and i uploaded one example code to test it for rf signal decoding it worked. so after that i have written a code based on that and when i uploaded the code my node MCU suddenly isn't ...
rohithrathod banoth's user avatar
1 vote
1 answer
1k views

How to use millis instead of delay? [duplicate]

Sorry if something similar has been answered before... I am working on a garden timer project that runs on a ESP8266 based NodeMCU and is integrated with Blynk. I have a waterNow function that ...
Coder9390's user avatar
  • 472
2 votes
0 answers
2k 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 ...
maheshmt's user avatar
0 votes
1 answer
2k views

ESP8266 too many argument to function

My project uses ESP8226 to allow: 1) user to set an alarm. 2) after 20 sec of the alarm ringing, it will notify to phone via blynk app using motion sensor. 3) after 40 sec it will turn off ...
Wady's user avatar
  • 1
0 votes
1 answer
841 views

Notifications in constant loop (Blynk) trying to trigger along with serial function

This is an extension from a previous thread that was getting lengthy and off the original topic. I have the following code which monitors the state of a float switch (high or low). I upload the sketch,...
gfuller40's user avatar
  • 107