8266 arduino

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Arduino uses human infrared sensor module hc-sr501

sensor detects a move and the output is high, if the human body continues to move within the detection range, the sensor remains high, knowing that the person leaves before the delay turns the high level to low.differenceThe difference between the two detection modes, after detecting the movement trigger, if the human body continues to move, whether the continuous output high level. hc-sr501 simple function Experiment Next, we will try to complete a simple experiment to use this sensor.First we

Introduction to Arduino Learning

Always heard that many do IoT, smart Home controller using the Arduino, studied brother there got an Arduino development board, a afternoon study, feel this suitable for children play:)Talk less, sum up, it is easy to use later. I mainly refer to the Baidu Library of a 60+ page of "Arduino from scratch" and some technical forums such as Geek Workshop bar. As a re

Arduino-based home anti-Leech (original)

When there is a theft incident in the community, do you always worry about the theft of your home on the subway at work, in front of your computer at work station, during a late night gathering, or when you are traveling?Now let's talk about how to DIY an Arduino-based home anti-leech!Before DIY, design the DIY process first! In order to express myself in a concise way, I can paste my own picture! In my opinion, the original intention of DIY is to use

Arduino data type conversion (single chip) detailed introduction _android

Arduino Data type Conversion How to easily play Arduino SCM, when I was in the data conversion, encountered a problem, try C language and C + + many functions, did not achieve the float data conversion to char type. After hard access to the data, finally found a great god-level function!!! DTOSTRF (), you can easily implement data types from float to char. Get it The format is as follows: char* DTOSTRF (

Read data from the Internet using the Arduino Development Board and ESP8266

ESP8266-01 is a powerful module that can meet the needs of any of our IoT projects. Since its release, it has formed a very powerful community and evolved into an easy-to-use, inexpensive and powerful Wi-Fi module. Another popular open source platform is the Arduino Development Board, which has built up a large number of projects around the platform. Combining these two platforms will open the door for many innovative projects, so in this tutorial we

Design of an Arduino alcohol tester

In this project, I'll show you how the Arduino connects to the alcohol detection sensor. Here, I have designed an Arduino Shield circuit board using the Easyeda online PCB designer. The Arduino Alcohol Analyzer detects the amount of alcohol in the breath, and then, by some calculations in the code, we can calculate the amount of alcohol in the breath or blood, an

Remote IR control of Apple Watches with Arduino

DescribeAn Apple Watch and iphone app for controlling any infrared device. The iOS app sends an HTTP request to one or more Arduino with an Ethernet board. Arduino is parsing an HTTP request and sending an infrared signal. The Arduino code is based on the Irremote Library (https://github.com/shirriff/Arduino-IRremote).

Arduino Translator Series-LED light flashing

Original Address-Https://www.arduino.cc/en/Tutorial/BlinkFlashingThis example shows the simplest thing you can do with a Arduino/genuino board: blinking The LEDs on the board.Hardware requirementsArduino Development Board LED (not necessary) 220 Ohm resistor (not required)CircuitThis routine uses LEDs on most of the Arduino/genuino development boards. This led lamp is connected to the digital pin, and it ha

Remote IR control of Apple Watches with Arduino

Descriptive narrativeAn Apple Watch and iphone app for controlling random infrared devices.The iOS app sends an HTTP request to one or more Arduino with an Ethernet board. Arduino is parsing an HTTP request and sending an infrared signal. The Arduino code is based on the Irremote Library (https://github.com/shirriff/Arduino

Raspberry Pi connects to Arduino via Bluetooth

* * Just beginning to contact if there are errors please leave a message, thank you * *Equipment Raspberry Pi third-generation B + version Arduino Pro Mini (5v,16mhz) w/atmega328 + Write device (or use other Arduino version) Bluetooth HC-06 Light Emitting Diode One 10,000 ohms One DuPont Line several Packages and tools that are required during installationIn a Python enviro

Arduino Hardware combination Platform (i)

Recently studied Arduino, ready to do a combination of control systems.The general idea is that the utility of multiple Arduino into a combination network for communication and distributed control1. A WiFi module with ESP8266 connected to a UNO Ardunio board to do the total route2, the total route Arduino called Ra,ra on a number of virtual serial ports and I²c i

Some Arduino test code

1. HC-SR501 Human Body infrared sensor module test // Infrared sensing // Signal to port 7 Int Ledpin = 7 ; VoidSetup (){Pinmode (ledpin, input );Serial. Begin (9600);//Open the serial port and set the baud rate to 9600 bps.} VoidLoop (){IntIn= Digitalread (ledpin );Serial. println (In);//When someone is there, the output is high. 1 nobody is 0.Delay (2000); } I bought a module in this way: if it is placed on a car, it can sense whether there are people around it. If

Arduino 2048 Games

This article is copied directly from the forum and can be accessed by clicking on the Forum link .I. OverviewAlso do not understand the project submission format, refer to other projects have been submitted in the format.Look at the project of the great God, I can only say that the heavy participation to comfort themselves, to their courage. Let's call it a small production, the project is too big on the name of the match AH.Contact Arduino for three

Arduino Peripheral Modules: Sensor components (thermo-sensitive, photosensitive, wet-sensitive)

Arduino Peripheral Modules: analog-to-digital conversion of sensor components (thermo-sensitive, photosensitive, wet-sensitive) ArduinoFor Arduino, it only knows digital, and the analogue is a "foreign language".Analog: Both time and value are continuous physical quantities.Digital quantity: Both time and value are discrete physical quantities.The analog-to-digital conversion circuit is capable of convertin

How does the Arduino development tool work?

1, download and unzip the software, small series is extracted to the desktop, we can not do so, small series is just a demonstration, because the small part is not used this. Then open the folder. As shown in Figure 1. Figure 1 2, find "Arduino.exe", double-click "Arduino.exe" to run. The main interface of the Arduino will appear. As shown in Figure 2. Figure 2 Figure 2 provides a simple functional callout for the

Arduinoyun Tutorial Configuring the Arduino Yun Environment

Arduinoyun Tutorial Configuring the Arduino Yun environment configuration Arduino Yun No matter how you connect the Arduino Yun using the method described earlier, you can now configure your Arduino Yun. The first thing you need is to use the corresponding method to access the interface shown in 3.18.Figure 3.18 Config

"Troubleshooting" W5100 software and driver updates in Arduino

When using W5100-based network boards under Arduino, it's best to keep an eye on the consistency of the software and drivers involved, and whether you need to update them in time to avoid any failures. Here are the sharing experiences from friends of the Forum. "[Test] Bluetooth, apc220, W5100 Test Experience" From the "Big can odd" forum http://www.dakeqi.com/forum.php?mod=viewthreadtid=417extra=page%3D1 "Now the W5100 has been the purchase of the th

Arduino IDE for ESP8266 Tutorial (iv) Web control Light Simple page

Modify the SSID and passwd, the program burned to 8266, waiting for the serial port to return the successful connection message, after the successful connection can see the return of an IP address, using the browser azimuth this IP address can see this message:After connecting the router, return the IP address 192.168.1.104The phone is connected to the same router, enter 192.168.1.104, get (for, the IP address can be replaced)This is the string return

The use of several common "Arduino" sensors

because to use the Arduino to do the alarm, learned a few commonly used sensors to use, share with you. 1, Human infrared sensor module hc-sr501Product parameters 1. Operating voltage: dc5v to 20V2. Static power consumption: 65 micro-Ann3. Level output: High 3.3V, Low 0V4. Delay Time: Adjustable (0.3 seconds ~18 seconds)5. Block time: 0.2 seconds6. Trigger mode: L non-repeatable, h repeatable, the default value is H (jumping cap selection)7. Sensing

Arduino lab 2-control led flashes

I. Tutorial Purpose Learn how to use Arduino ide. For details, refer Http://www.arduino.cn/thread-1065-1-1.html learning Programming Control LED blinking Arduino related syntax Basics Ii. Experimental Equipment Device Name Quantity Arduino Control Panel (UNO R3) 1 block USB data cable 1 Root Bread

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