Press question mark to learn the rest of the keyboard shortcuts. The arduino programming language is an implementation of wiring, a similar physical computing platform, which is based on the processing multimedia programming environment. The sensors design is based on a unique capacitive cell. This allows you to control the speed and direction of two dc motors. The hs1101 humidity sensor is a costeffective solution for measuring relative humidity within 5% accuracy. Given the price and simplicity of the hs1101 i kinda figure that it might have some downsides like what im experiencing now.
On both the debug terminal and lcd it is outputting a four digit percentage, instead of a two digit percenta. This allows you to control the speed and direction of two dc motors, or. Arduino ide user guide author bart meijer date 26th of march 2014 document version 1. Arduino via spi, i2c, or serial, and others use the arduino s interrupts oranalog inputs. This rctime function duplicates the basic stamps function of the same name. The latest revision of the zumo shield is version 1. Rc circuit with hs1101 sesnor connected to digital pin d4 long. The hs1100hs1101 equivalent capacitor is charged through r2 and r4 to the. Hs1101 arduino turns on the exteranl 555 and counts the number of pulses on digital pin 5 also atmel input t1 using timer 1. The arduino uno is a microcontroller board based on the atmega328 datasheet. Pdf hs1101 hs1100 10khz, 10khz 100khz hpc007 100ppm.
Usually aref cant be greater than the supply voltage of the adc circuit. The pin configuration is identical on all three processors. Relative humidity measurement using the humirel hs1101 sensor. The digital system of the arduino can then use this number in calculations and sketches. One could omit the external 1m resistor in parallel to the hs1101 so that the capacitor discharges against the arduino internal resistance. Unfortunately, i went cheap and didnt research this enough. The mega 2560 is an update to the arduino mega, which it replaces. I thought it would be nice to get humidity too, so i needed a sensor. Typical characteristics for voltage output circuit. I offer a small assembled package, consisting of a hs1101 sensor, ts555. Shieldstravaganza heres a list of sparkfuns more popular and unique shields. Spooky projects introduction to microcontrollers with arduino class 4.
Change the capacitor size to achieve the desired resolution. Based on a unique capacitive cell, these relative humidity sensors are designed for high volume, cost sensitive applications such as office automation, automotive cabin air control, home appliances, and industrial process control systems. The arduino has 14 digital io pins labeled 0 to that can be used to turn motors and lights on and off and read the state of switches. Arduino will try to compile the firmware, if any errors occur the process will stop and you will need to fix the errors before trying again. Arduino uno example sketch for the hs1101 humidity sensor. Oct 18, 2017 schematics for the intel edison board for arduino pdf this document contains the schematics for the intel edison board for arduino, including power supply, uart to usb debug port, sd card, test points, and more. In situations where all of the duinos ad pins are used, rctime is a workaround for reading any kind of resistive sensors on any digital pin. Using the hs1101 humidity sensor with an arduino example the hs1101 humidity sensor is a costeffective solution for measuring relative humidity within 5% accuracy. Arduino uno faq theres so many arduinos out there, it may get a little confusing. Mathworks supports lowcost hardware explosion of new hardware platforms available for hobbyists and students increasingly used by educators for projectbased learning hardware support packages enable programming these devices with matlab and simulink. This is a schematic of the same circuit it represents the circuit using symbols for the electronic components. Hcsro4 distance measurer with lcd 1602 arduino project hub. Page 12 5 arduino hardware the power of the arduino is not its ability to crunch code, but rather its ability to interact with the outside world through its inputoutput io pins.
Since the hs1101 relative humidity sensor is based on a capacitive cell, relative humidity can be related to the decay time of the sensor. Introduction arduino is an opensource project, enabling hobbyists to easily take advantage of the powerful atmega chips. But neither system will yield reasonable humidity measurements if the hs1101 is used with this setup. Basic temperature sensor simplified schematic calibrated sensor 1 an important notice at the end of this data sheet addresses availability, warranty, changes, use in safetycritical applications, intellectual property matters and other important disclaimers. It consists of a circuit board, which can be programed referred to as. The purpose of this book and the kit is to gi ve you a gentle introduction to the arduino. The arduino ide is the software where you can write. Relative humidity sensor hs 1100 hs 1101 based on a unique capacitive cell, these relative humidity sensors are designed for high. Hs1101 humidity sensor propeller arduino code download summary. The arduino leonardo can be powered via the micro usb connection or with an external power supply. Using several measurements taken in a humidity controlled environment, a simple line equation can be calculated using linear approximation to define the. Guida su arduino delluniversita della calabria pdf. Using the hs1101 humidity sensor with an arduino example mikro. You could even make your own arduino, with just a few cheap components, on a breadboard.
Theres a great variety of arduino shields out there too many to ever include in this tutorial. Hs1101 humidity sensor features side opening instantaneous desaturation after long periods in saturation phase high reliability and long. Power the arduino uno can be powered via the usb connection or with an external power. Second, the designer must write a program using the set of arduino commands. Through the use of electronic projects we will take you from the level of complete beginner through to having an intermediate set of skills in using the arduino. The customer must not rely on the absence or characteristics of. Arduino hardware, software and general electronics theory. Characteristics 1 the thermal time constant is the time taken for the sensor to reach 63. The only stipulation that the arduino development team put on outside developers is. The arduino reference design can use an atmega8, 168, or 328, current models use an atmega328, but an atmega8 is shown in the schematic for reference. Click here to download the sample code arduino uno conductivity sample code revised 62019 12 11 10 9 8 7 6 5 4 3 2 l 5v a0 analog in aref 1 gnd tx rx reset 3v3 gnd gnd vin a1 a2 a3 a4 a5. Interfacing to an lcd screen using an arduino matt clary 432015 abstract a liquid crystal display, or lcd, is a video display that utilizes the light modulating properties of liquid crystals to display pictures or text on a screen. The above tests were repeated without the 1m resistor.
Introduce luetooth is a wireless technology standard for exchanging data over short distances using shortwavelength uhf radio waves in the ism band from 2. The l led is on the arduino directly behind the usb connection 1. We wanted to clarify for people some of the changes in the latest version. For example, if a sensor with a temperature of 25 c is moved to an environment with an ambient temperature of 100 c, the time for the sensor to reach a. Once compilation is complete, the actual upload will start. Hs1101 humidity sensor propeller arduino code parallax inc.
After flashing the arduino with the code below, open the serial monitor and set it to append carriage returnonly and then set the baud rate to 9600. Lmx35, lmx35a precision temperature sensors datasheet rev. However, a computer can also be used to translate mathematical ideas into experimental paradigms. The sensor has been in storage for over a year but was working last time i used it. Hs1101 humidity sensor propeller arduino code download summary arduino uno example sketch for the hs1101 humidity sensor. A 1k series resistor on the power output is suggested to avoid damaing the procesor output if the lead to the humidity circuit is accidentally grounded. An arduino is a microchip, which is a very small computer that you can program to respond to things. Your contribution will go a long way in helping us. Hs1101 arduino turns on the exteranl 555 and counts the number of. Feature schematic design of the open source development interface free download, and also according to the needs of their own changes. Lmx35, lmx35a precision temperature sensors datasheet. Hs1100 hs1101 sensors have been qualified through a complete qualification process taking in account many of the. Its intended for artists, designers, hobbyists, and anyone interested in creating.
Arduino is an opensource electronics prototyping platform based on flexible, easytouse hardware and software. A simple temperature sensor using one lm35 precision temperature sensor, humidity sensor and arduino, so you can hookup on your future projects. Using your laptop in the laboratory up to now we have used our computer to prepare documents, collect information from the internet, analyze data and to study the dynamics of mathematical models of biological processes. Hs1101 datasheet, hs1101 pdf, hs1101 data sheet, hs1101 manual, hs1101 pdf, hs1101, datenblatt, electronics hs1101, alldatasheet, free, datasheet, datasheets, data. Feature schematic design of the open source development interface free download, and also according to. Bordeaux inriamay, 30th 2016 openvibe workshop, bci meeting 2 0.
Pdf atmega328 arduino uno atmega328 arduino uno atmega328 arduinouno atmega328 arduino atmega328 uno atmega328 microcontroller polyfuse arduino uno usb to 40 pins ide adapter schematic atmega8u2. I also omitted the 220 ohm resistor in the pdf because the hw board has them built in. Arduino is a prototype platform opensource based on an easytouse hardware and software. Earthshine design arduino starter kit is a perfect example of where someone has taken the arduino pcb design, made their own and are selling it under the freeduino name. Using the hs1101 humidity sensor with an arduino example. This project takes a simple hcs0r4 and adds an lcd. It consists of a circuit board, which can be programed referred to as a microcontroller and a readymade software called arduino ide integrated development environment, which is used to write and upload the computer code to the.
On the next page well go over a handful of the more popular and unique shields. Then turns the 555 off to avoid the noise associated with this rail to rail oscillation. The circuit will send serial information about the temperature and humidity so you can use on your c. We will use the two words interchangeably in this book. The protection diode is a special kind of diode called a zener diode. Zumo robot kit for arduino inadditiontotheshieldanditsincludedhardware,thezumorobotkitforarduinoalsoincludesthese components. Tutorial l298n dual motor controller module 2a and arduino. It can measure conditions like how much light there is in the room.