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Arduino

Questions tagged [esp8266]

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An IC that offers Wi-Fi networking compatible with b/g/n standards. It also has integrated TCP/IP protocol stack. Extremely popular along IoT community as a low cost and powerful board.

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-3votes
0answers
19views

How to disengage a gear motor for manually turning a valve using clutch pull ring?
John's user avatar
-2votes
0answers
32views

How to make the gear motor to turn only from 0 degrees to 90 degrees and back to 0 degrees?
John's user avatar
0votes
0answers
51views

I am trying to build a simple project to get data from a web server and display it, using an Arduino Uno R3 clone with integrated ESP8266 wifi.What I have so far:The ESP8266 attempts to connect to ...
0votes
1answer
75views

I am trying to get the touch screen and display working on my ESP8266 + TFT ST7796S. However, only one of them works at a time.Below is my pin configuration:FunctionDeviceNodeMCU PinGPIOTFT_CS...
Sandrocottus's user avatar
0votes
1answer
62views

I'm using the Arduino IDE to program ESP8266 to communicate with each other using ESP-NOW.If I call esp_now_send with the broadcast MAC address (FF:FF:FF:FF:FF:FF), the message is sent and the slave ...
Sod Almighty's user avatar
0votes
1answer
64views

I am using the Arduino IDE to do ESP-NOW communication with an ESP8266.In espnow.h, on line 53 I find the function prototype:int esp_now_send(u8 *da, u8 *data, int len);Why does it take the mac ...
0votes
2answers
104views

I using a nodemcu v2 esp8266 for my automatic watering system. I used 3v - 5v DC pump for the watering system. The pump is controlled based on the soil moisture level ( or Blynk ). When the code was ...
Man Yin Kong's user avatar
0votes
1answer
48views

text or link to describe the answer or a link to where to find the answer. I am a newbie to the esp8266.
David Thompson's user avatar
1vote
2answers
207views

I'm using Arduino IDE(2.3.5) ESP8266 (3.1.2) and ESPAsyncWebServer (3.7.4), ESPAsyncTCP(2.0.0). I need to wifi scan the network an print the result of my web interface. If I use WiFiScanNetworks(), ...
Seafox's user avatar
0votes
0answers
127views

I'm working on an ESP8266-based water level monitoring system using an ultrasonic sensor and an I2C LCD. The problem I'm facing is that sometimes the ESP8266 does not boot properly when powered on for ...
0votes
2answers
189views

I have a project that involves two ESP8266 and a NEO-6M GPS module. I want to send the GPS data to the other microcontroller using ESP-NOW, however it fails to send the data although it displays the ...
mizuto0's user avatar
-1votes
1answer
209views

I have an esp8266 that most often won't work with Putty, but always works with Serial Monitor in Arduino IDE.Baudrate is set to 115200. Putty fills the terminal window with odd characters and the ...
Runnin's user avatar
0votes
1answer
177views

I'm just about starting with Arduino, ESP8266, etc.The first project would be to get something diplayed on an e-paper.My hardware:LOLIN D1mini V4.0.0 Tri-Color ePaper 2.13 (SSD1680) Shield...
theozh's user avatar
1vote
0answers
261views

Kind of desperate here. I tried every solution found on this forum / google and others.My sketch works perfectly with a NodeMCU 1.0The same script should work on a Lolin Mini D1, everything works ...
Lorenzo's user avatar
-1votes
1answer
208views

Setup:OV7670 -> STM32F103... --USART--> ESP01 --UDP--> Gateway --> Internet --> ServerI want to achieve a real-time streaming experience.Here is my analysis:According to the ...

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