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ESP8266: DHT22 temperature sensor

ESP8266: DHT22 temperature sensor

Temperature and humidity reading from RHT03 (also known as DHT22) using ESP8266 WeMos D1 mini board. As many other examples available on the internet, it was inevitably to post myself a temperature and humidity reading application. The values from sensors are

escapequotes January 10, 2019January 30, 2019 arduino, ESP8266, wemos 4 Comments Read more

ESP8266 Wemos D1 mini PRO v1 – CP2104 USB driver

ESP8266 Wemos D1 mini PRO v1 – CP2104 USB driver

The version 1.1 of Wemos D1 mini PRO board has CP2104 as USB to UART bridge. To get started with this board and/or first stepts for using Arduino IDE, follow the link on wemos or search on google on that, plenty

escapequotes September 21, 2018September 21, 2018 arduino, ESP8266, wemos No Comments Read more

ESP8266 D1 mini PRO extenal antenna

ESP8266 D1 mini PRO extenal antenna

ESP8266 Wemos D1 mini PRO board has an external antenna connector, besides the internal antena. The external antenna is not enabled. To do this, you must move the zero value resistor R16. Notice the position were it should be the

escapequotes July 4, 2017January 17, 2019 arduino, ESP8266, wemos No Comments Read more

Wemos D1 mini Pro

Wemos D1 mini Pro

D1 mini Pro is a wifi board with 16MB flash, external antenna connector and built-in ceramic antenna based on ESP-8266EX Features: 11 digital input/output pins Interrupt/pwm/I2C/one-wire 1 analog input(3.2V max input) 16M bytes(128M bit) Flash External antenna connector Built-in ceramic

escapequotes June 29, 2017June 29, 2017 arduino, ESP8266, wemos 1 Comment Read more

OneWire DS18B20 temperature sensor

OneWire DS18B20 temperature sensor

In this article we will discover the temperature  OneWire DS18B20 temperature sensor, available also in a waterproof version. The DS18B20 is a so called 1-wire digital temperature sensor. “1-wire” make this sensor really cool and you can connect multiple devices together, utilizing only

escapequotes January 18, 2017January 30, 2019 arduino, ESP8266, home automation No Comments Read more

ESP8266 – WeMOS D1 mini – ch340

When you connect the WeMOS D1 mini board for the first time on your Windows computer through a USB cable, it might be the case to install a USB-to-SERIAL driver. The board has a USB-to-SERIAL converter (CH340 chip). The driver is

escapequotes August 24, 2016August 25, 2016 arduino, ESP8266, NodeMCU, wemos No Comments Read more

WeMos D1mini ArduinoIDE

Programming your D1mini ESP8266 in ArduinoIDE: use Arduino IDE 1.6.5 check your aditional board URL from file->preferences

1
http://arduino.esp8266.com/stable/package_esp8266com_index.json

check D1 mini board The actual pins on the board: Pin Function ESP-8266 Pin TX TXD TXD RX RXD RXD A0 Analog

escapequotes February 19, 2016February 19, 2016 arduino, ESP8266, wemos No Comments Read more

WeMos D1 mini pins and diagram

WeMos D1 mini pins and diagram

Diagram Pin Pin Function ESP-8266 Pin TX TXD TXD RX RXD RXD A0 Analog input, max 3.3V input A0 D0 IO GPIO16 D1 IO, SCL GPIO5 D2 IO, SDA GPIO4 D3 IO,10k Pull-up GPIO0 D4 IO, 10k pull-up, BUILTIN_LED GPIO2

escapequotes February 19, 2016January 30, 2019 arduino, ESP8266, wemos No Comments Read more

WeMos D1 mini ESP8266

The D1 mini is a mini wifi board based on ESP-8266EX from WeMos.cc.

escapequotes February 19, 2016February 19, 2016 arduino, ESP8266, NodeMCU 2 Comments Read more

ESP8266 NodeMCU pins GPIO

If you are using a NodeMCU firmware on you ESP take note on the GPIO table mapping. All access is based on the I/O index number on the NodeMCU dev kits, not the internal GPIO pin.

escapequotes January 22, 2016February 3, 2016 arduino, ESP8266, NodeMCU Read more
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WeMos D1 mini pins and diagram

Recent Posts

  • Micro:bit fun: rock-scissors-paper game
  • micro:bit internal temperature sensor
  • micro:bit – learning with a bit of fun!
  • ESP8266: DHT22 temperature sensor
  • ESP8266 Wemos D1 mini PRO v1 – CP2104 USB driver
  • AVR Programmer: AtTiny45, AtTiny85
  • ESP8266 D1 mini PRO extenal antenna
  • Wemos D1 mini Pro
  • OneWire DS18B20 temperature sensor
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