Grove – Buzzer User Manual
Contents
1. y seeed Grow the Difference Grove Buzzer User Manual Release date 2015 9 22 Version 1 0 Wiki http www seeedstudio com wiki Grove Button Bazaar http www seeedstudio com depot Grove Buzzer p 768 html cPath 38 N y seeed Grow the Difference Document Revision History y seeed Grow the Difference Contents Document Revision History veorevenreranennennrnnanennannaneennanearevnsanenraneneren 2 1 Introduction tttrrrtrtrrerr er eenrerrvennenenennenvennannnennnnnnnnnnenannnnnnnnnnnnnennnne 2 2 Features SETER eRe NT eC ee TOC RR Etat akt ek Ea er 3 3 Usage Sene 4 3 1 Standalone s00srsn0eananenannannnnanneannsrnnnnanneenanunnnnsrnnnaanneunnnennnnannnene 4 32 With Arduino tt ett r rn erre enn nnrvannnnnnnnnennannanernannenuurrnnnennnnnnnsnnanenenr 4 3 3 With TI LaunchPad 0s0000ts etset tette eterereanenarnenvaenanenavnannanenarnanerarnannanenaren 5 3 4 With Raspberry Pi gt 22stteteee erten narr an een nner nner eee nnenes q 4 Resources EEE EE SE KE EE EN ETEENI EE TELENET 10 5 Availability 000 reer seer eect tee e teen eee tee eee ee ee eee ene eee eee 11 6 Resources CRT eR eC ERE TCE ROC RT ee RET TCR RE TR IR ET KE RE Re re 12 V y seeed Grow the Difference Disclaimer For physical injuries and possessions loss caused by those reasons which are not related to product quality such as operating without following manual guide2. natural disasters or force majeure we take no responsibility for that Under the supervision of Seeed Technology Inc this manual has been compiled and published which covered the latest product description and specification The content of this manual is subject to change without notice Copyright The design of this product including software and its accessories is under tutelage of laws Any action to violate relevant right of our product will be penalized through law Please consciously observe relevant local laws in the use of this product y seeed Grow the Difference 1 Introduction The Grove Buzzer module has a piezo buzzer as the main component The piezo can be connected to digital outputs and will emit a tone when the output is HIGH Alternatively it can be connected to an analog pulse width modulation output to generate various tones and effects DNIHSYM YUIls4v W3s JAOW3y RR N y seeed Grow the Difference 2 Features Easy to use piezoelectric buzzer Uses Standard 4 pin Grove Cables to connect to other Grove modules such as Grove Power Modules and Grove Base Shield Specifications Operating Voltage 4 8V Sound Output 285dB Resonant Frequency 2300 300Hz N y seeed Grow the Difference 3 Usage 3 1 Standalone Follow these steps to build a sample circuit using this module but without using any microcontroller 1 Connect the buzzer module to the output side of
3. your circuit to the right of the power module On the input side of the circuit you may use a range of sensor based input modules Grove Light Sensor Grove Button or Grove Slide Potentiometer 2 Power up the circuit 3 The buzzer will start to buzz when the input module supplies a trigger Ifusing with a momentary switch like the one on the Grove Button module simply press the button to turn ON the buzzer Ifusing with a Grove Slide Potentiometer move the slider from the GND position to VCC and see how the tone and frequency of the buzzer vary as the supplied voltage increases Ifusing with a Grove Light Sensor connected directly to the input side of the circuit you should hear the buzzer in bright light and it should stop buzzing in the dark If you want the buzzer to sound only in the dark add a Grove NOT module between the light sensor and the power module You can use either the Grove USB Power module or the Grove DC Jack Power module for the Grove circuit 3 2 With Arduino Follow these simple steps to build a Grove circuit using the buzzer 1 When using the module in conjunction with an Arduino or a Seeeduino use the Grove Base Shield and connect the Grove Buzzer module to the shield using a designated Grove Interface as shown below y seeed Grow the Difference 2 Upload the following sample sketch to make the Buzzer make a beeping noise Project Four Nois
4. e maker void setup pinMode 6 OUTPUT void loop digitalWrite 6 HIGH delay analogRead 0 digitalWrite 6 LOW delay analogRead 0 3 3 With TI LaunchPad Playing Music Buzzer This example shows how to use the Grove buzzer module to play melodies It sends a square wave of the appropriate frequency to the buzzer generating the corresponding tone N y seeed Grow the Difference Buzzer The example use a buzzer to play melodies It sends a square wave of the appropriate frequency to the buzzer generating the corresponding tone The circuit Buzzer attached to pin39 J14 plug on Grove Base BoosterPack one side pin either one to ground the other side pin to VCC LED anode long leg attached to RED LED LED cathode short leg attached to ground Note This example code is in the public domain http www seeedstudio com wiki index php title GROVE Starter Kit vl lb Grove Buzzer Macro Define define BUZZER PIN 39 sig pin of the buzzer tint llemgin 5 the number of notes char notes ccggaagffeeddc ime beats lire 1i 1 l i 1 i 2 1 i i i sles i a Aj int tempo 300 void setup 0 set buzzer pin as output pinMode BUZZER PIN OUTPUT N y seeed Grow the Difference void loop fori i Os ai lt Ilene 17 1 if noteslil delay beats i tempo else playNot
5. e noteslil beatsli tempo delay tempo 2 delay between notes play tone void playTone int tone int duration for long i 0 i lt duration 1000L i tone 2 I digitalWrite BUZZER PIN HIGH delayMicroseconds tone digitalWrite BUZZER PIN LOW delayMicroseconds tone void playNote char note int duration NNN int tones 1915 1700 1519 1432 1275 1136 1014 956 play the tone corresponding to the note name itor Gia Oe ii lt ds if names i note playTone tones i duration 3 4 With Raspberry Pi The following is a simple example to show how to use the Grove Buzzer module on Raspberry Pi The buzzer makes noise and delays one second Then quiet for a second It repeats the above action N y seeed Grow the Difference GrovePi Grove Buzzer import time import grovepi Connect the Grove Buzzer to digital port D8 SIG NC VCC GND buzzer 8 grovepi pinMode buzzer OUTPUT while True try Buzz for 1 second grovepi digitalWrite buzzer 1 print start time sleep 1 Stop buzzing for 1 second and repeat grovepi digitalWrite buzzer 0 print stop time sleep 1 except KeyboardInterrupt grovepi digitalWrite buzzer 0 break except IOError print Error y seeed Grow the Difference Run the program Find the path to the file According to your own path ed GrovePi Soft
6. ware Python Run Program sudo python grove buzzer py N y seeed Grow the Difference 4 Resources e Grove Buzzer Source Files v1 1 e Grove Buzzer Source Files v1 0 Eagle and pdf e S 9013datasheet e Buzzer N y seeed Grow the Difference 5 Availability The standard Grove Button module is available as part of the following Grove Kit Series amp Grove Mixer Pack V2 Grove Mixer Pack amp Grove Starter Kit V1 1b Alternatively it can be bought stand alone here at the Seeed Studio Bazaar To buy the Panel Mount version of the module go here 11 N y seeed Grow the Difference 6 Resources Grove Button Eagle Files for the version included in Grove Mixer Pack V2 how to upload code
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