ESP8266 ESP 01S Wifi Wireless Module DHT22 WS2812 AM2302 ESP 01 DS18B20 DHT22 Relay Download Module Kit For Smart Home

Share on (1600890797428):


Price:$3.45 - $3.48

Quantity:


Product Overview

Description





This moduleESP-01 / ESP-01S As a master,DS18B20A temperature sensor.ESP8266Temperature acquisition environment uploaded to the
server. stand by3.7v-12V DCpowered by(3.7Vlithium battery). Acquisition node as temperature, or a smart homeIOTProject.
Download://pan.baidu.com/s/1pLBL8b5
characteristic:
* Master: ESP-01 / ESP-01S (this module does not include ESP-01 / ESP-01S)
* Temperature and humidity sensor: DS18B20
* Operating voltage: DC 3.7V-12V (support 3.7v lithium battery)
* Measurement range: -55 ° C to + 125 ° C
* Accuracy: ± 0.5 ° C


Module parameters:
measure temperature:
Resolution: 0.1°C
Accuracy: ±0.5℃
Detection range: -40°C — 80°C
Measuring humidity:
Resolution: 0.1%RH
Accuracy: ±2%RH (25°C)
Detection range: 0%RH ~ 99.9%RH
Working voltage: 3.3V ~ 12 V
Recommended storage environment:
Temperature: 10°C ~40°C
Humidity: below 60%RH
application:
Meteorological station, humidity regulator and testing and inspection equipment, etc


Feature:
*Main chip:ESP-01/ESP-01S(This board Not include the ESP-01/ESP-01S)
*Interface:3Pin PH2.0 for WS2812
*Working voltage:DC 3.7V-5V (Support 3.7V Lipo battery)
Usage:
1.Power supply:3.7V Lipo battery connect to the VCC GND (2.54mm male header)
2.Upload the code to ESP-01S(ESP-01)
3.Plug the ESP-01S(ESP-01) to the module

This downloader uses CP2104 USB to serial port chip, and adds ESP8266 automatic download circuit. It is very convenient for users to download programs, upgrade firmware, serial port debugging, etc. to Essence ESP-01/01S, support Arduino IDE, Essence
ESP8266Flasher and Lexin FLASH_DOWNLOAD_TOOLS and other download software software one-click download, no wiring, no need to press any button. The WiFi module will automatically enter the download mode.


Characteristics:
100% brand new and high quality.
High-speed CPU frequency
Can be used as a WIFI serial port

Specs:
Condition: new
Color blue
Size: 4.8 * 3.5cm
Weight: 5.4g


Product Description:
The Wi-Fi module A adapter module of ESP-01. The 3.3V voltage regulator circuit and on-board level switching circuit make it easy
to use the 5V microcontroller with the Wi-Fi module of ESP-01.
In addition, the product can be used with Arduino's UNO R 3 or compatible boards.

Characteristics:
Operating voltage: 4.5 ~ 5.5V (onboard 3.3V LDO regulator)
Working current: 0-240mA
Interface logic voltage: 3.3V / 5V compatible (on-board level switching circuit)


Main use:
The interposer board is mainlyESP8266Through the serial port connectionPC.

Material characteristics:
1.UsingCH340Turn serial port chip, stable performance, compatibility, andWindowsBasic all support.
2.The interposer board is integrated1000uFSolid state capacitors, guaranteed power supply, not because of power supply
problemsWIFIModules crashes did not respond.
3.Using3225SMD crystal oscillator, improve stability of serial work, on a beautiful and tall.
The interposer board is specifically designed forESP8266TheUSBTurn serial port, you canESP8266Direct intimate connection.
Provide the upgrade interfaceGPIO0, Short circuit the upgrade switch pictured two solder can be upgraded manually.


Characteristic:
* Master: ESP-01 / ESP-01S (this module does not include ESP-01 / ESP-01S)
* Temperature and humidity sensor: DHT11
* Operating voltage: DC 3.7V-12V (support 3.7v lithium battery power supply)
* Measuring range: 20-90% RH 0-50 °
* Measurement accuracy: Temperature: ± 2 ° Humidity ± 5% RH
Application example:
1. Power supply: 3.7V-12V DC power supply connected to VCC GND (2.54mm pin)
2. Download the program to ESP-01S
3. Insert ESP-01 / ESP-01S into the 2 * 4 Pin (in the direction of the arrow)














0.219 s.