Questions tagged [esp8266]
The ESP8266 is a low-cost Wi-Fi chip/microcontroller, usually sold on a small breakout, which can be connected directly to the Pi and programmed in C, Arduino C++, or lua.
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RPI Pico: How to use ESP8266 (ESP-01S) as wifi modem?
I would like to use the Raspberry PI Pico to monitor exchange rates for crytpo currencies and inform me via SMS (using a SIM800l module) when certain prices are exceeded or fallen short of. I ...
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43 views
Connection between nodemcu and raspberry in different networks
You can send measured data from a sensor connected to the NodeMCU to the Raspberry, only I don't want a physical connection, I want to connect via another wifi.
Example, Raspberry is at my house and ...
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48 views
Temperature/PH/Humidity sensors Wireless?
I am designing an irrigation system. I have already put in place the pump piece, piloted by the Raspberry through a relay.
Please note that this is an outdoor system, so the less wires are there the ...
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1answer
23 views
RaspPi as Master, 4x ESP32 with cameras… Networking, Image transfer and logging [closed]
To give some background: I am a seasoned software developer with experience to different degree in (Java, Python, JavaScript and even some C/C++), but I am new to IoT.
The project I am planning is a ...
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1answer
34 views
How to use ntp time as default time while using pi as a gateway?
I am using raspberry pi 4 as a gateway to my esp8266 devices. I have connected ethernet to pi for internet connection. It works fine. I want to generate ntp time in my esp8266 device. When I connect ...
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1answer
52 views
Raspberry Pi 3B Serial Port Flow Control Issue
I am trying to connect ESP-Prog to Raspberry Pi Model 3B. The Pi is back-powered by 5V power supply connected to the hat on the Pi. By default, serial port /dev/ttyUSB1 is connected for Espressif ...
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138 views
How to upload sketch in ESP32 with rpi4?
I bought a doit devkit v1 somedays ago. I have Arduino installed in my raspberry pi(binaries from arduino.cc). I installed the board today and tried to upload a simple code. But it cold not upload the ...
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115 views
Connection timed out error with MQTT connection with Raspberry Pi and ESP8266
When wanting to connect my raspberry pi to my esp8266 wirelessly through MQTT it gives a connection timed out error and I am not sure why. I have surfed throughout the internet and could not find ...
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339 views
Raspberry 3 model B v2 I2c slave, ESP8266 I2c master
I try to learn I2C with goal : read my ESP8266 events (I2C master) from my Raspberry 3 model B v2 (I2C slave).
I use the Arduino Wire library on the ESP and python pigpio lib on the Raspberry.
...
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1answer
480 views
Connecting ESP8266 wifi module with Raspberry Pi zero to use home wifi
I have been following 3 sources below where I could set up my Raspberry Pi zero with Wifi using ESP-01 (ESP8266) but am still struggling to get it working.
Wifi configuration 1
Wifi configuration 2
...
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1answer
283 views
Flashing the ESP8266-12F Joy-IT from raspberry
It is possible to flash the ESP8266 12-F with the raspberry UART or I2C pins ? Has anyone ever done this? Thank you.
EDIT: OK it's work, finally I just had big problems with my breaboard and my ...
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1answer
264 views
Could I send data of DHT11 on ESP8266 to my RPi3?
Maybe my question is little weird.
Using rpi3, node mcu, dht11(or another sensor)
get a data of dht11 on nodemcu
want this data to rpi3
is it realizable??
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1answer
108 views
How to implement properly the iot garbage management using sensors and esp8266 to mobile application
My question: I don't know how to connect ULTRASONIC SENSOR(hc-sr04) which is for getting the fill level of garbage and DHT11 for temperature and humidity to connect both in a ESP8266 to mobile ...
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1answer
88 views
Connect WiFi on non-WiFi RPi
Yes, I know that I can't connect to Internet using simple RPi Zero (non-WiFi), but are there methods to connect it to WiFi using ESP8266 modules like on Arduinos?
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How to determine signal strength from an esp8266 module and a Rasberry Pi
I am trying to write a python script which will determine which of two esp8266 modules is closest to my raspberry pi.
My setup is as followed: I am using a Raspberry pi 3 with the raspbian operating ...
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1answer
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Anyone get direct esp-now to raspberry pi (or other linux wifi device) working?
It would be nice to be able to use raspberry wifi to receive ESP-NOW messages directly and eliminate another ESP-to-PI device to manage.
I think this is where @ Alexandr Zarubkin
was going but I don'...
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0answers
144 views
802.11 action frames send/receive
Is it possible to gain access to 802.11 action frames TX/RX from software? There's a proprietary protocol based on vendor-specific action frames called ESP-NOW for ESP8266 and ESP32 chips, and I'd ...
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How to retrieve data from Arduino and ESP via local wifi network on RPI 3
I have a DHT22 connected to an Arduino Uno with a simple DHT sketch. Also connected is an ESP8266-01 that has been flashed and an AP +STA mode program uploaded to it. I'm wanting to use a RPI 3 to ...
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1answer
1k views
How can I connect my Pi to an Arduino with ESP8266 Wi-Fi module?
I'm having a hard time trying to understand how I can use my Raspberry Pi to retrieve and display data from my Arduino that has an ESP8266 WiFi module and a DHT temp and humidity sensor connected to ...
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1answer
566 views
WebIOPi + ESP8266 - Setting up Server/Client communication
I've been working on this project, which consists in using a web page to control RPi's GPIOs and read sensor data via WebIOPI. Everything worked fine, at this point the project is very simple and the ...
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1answer
122 views
ESP8266 pHAT from Pimoroni does not working. `minicom -b 115200 -o -D /dev/ttyAMA0` returns nothing
I bought myself this, https://shop.pimoroni.com/products/esp8266-phat.
I started with looking through this blog post, http://richardhayler.blogspot.nl/2016/02/getting-started-with-esp8266-iot-phat....
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1answer
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Use Raspberry and Arduino IDE to program ESP8266 remotely
I currently use Arduino IDE to generate binaries for ESP8266. Afterwards I copy the binaries with SFTP to my Raspberry Pi and flash the binaries using esptool.py.
These are lots of steps I need to do ...
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1answer
181 views
Arduino UNO and Raspberry Pi
I have got an Arduino UNO which I have purchased recently and a Raspberry Pi which I have been using for quite sometime now. I have got a ESP8266 NodeMCU AI-THINKER dev board as well.
I have used the ...
