| Keyes # | Sensor | Picture | Schematic | Links/Remarks |
[KY-001] | Temperature sensor module
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| - Pin - = connect to Arduino GND
- Pin (middel) = connect to arduino +5V
- Pin S = Signal, in this example connect to Arduino Digital port 10
When everything is properly connected, there is a led on the module that blinks when the sensor is read. | |
[KY-002] | Vibration switch module | 
| - Pin - = GND, connect to GND of the Arduino
- Pin (middel pin) +5 v, connect to Arduino +5
- Pin S signal, connect to Arduino pin 10
When there is vibration the Arduino LED on pin 13 flashes. | |
[KY-003]
| Hall magnetic sensor module | 
| - Pin - = GND, connect to GND of the Arduino
- Pin (middle pin) +5 v, connect to Arduino +5
- Pin S signal, connect to Arduino pin 10
- Power consumption, 3 mA in rest, 8 mA when switched on
| |
[KY-004] | Key switch module
| 
| - Pin - = GND, connect to GND of the Arduino
- Pin (middel pin) +5 v, connect to Arduino +5
- Pin S signal, connect to Arduino pin 10
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[KY-005] | Infrared emission sensor module | 
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[KY-006] | Small passive buzzer module
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| - Arduino digital pin 8 --> pin 'S' of module
- Arduino GND --> Pin '-' of module
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[KY-008] | Laser head sensor module | 
| - Pin - = GND
- Pin (middle pin) = not connected
- Pin S = +5V
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[KY-009] | RGB LED SMD module
| 
| Since you can't connect the led's directly to the Arduino you will need resistors!! - Arduino pin 9 --> 180 Ohm resistor --> Pin 'R' of KY-009 module
- Arduino pin 10 --> 100 Ohm resistor --> Pin 'G' of KY-009 module
- Arduino pin 11 --> 100 Ohm resistor --> Pin 'B' of KY-009 module
- Arduino GND --> pin '-' of KY-009 module
| |
[KY-010] | Optical breaking | 
| - Left = Ground
- Middle = +5V
- Right = Signal
Connect the module to the arduino as follows: - Arduino pin GND to module GND
- Arduino digital pin 3 to module Signal
- Arduino pin 5V to module 5V
| |
[KY-011] | Two-color LED module
| 
| - Arduino pin 10 --> resistor 330 Ohm --> Signal pin of the module
- Arduino pin 11 --> resistor 330 Ohm --> Middel pin of the module
- Arduino GND --> module -/GND
| |
| [KY-12] | Active buzzer module
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| Module pin - = GND Module pin S = +5V Connection to Arduino - Arduino digital pin 8 --> Module pin S
- Arduino GND --> Module pin -
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[KY-013] | Temperature sensor module
| 
| - Arduino pin analoog A5 --> module S (Signal)
- Arduino pin GND - module -
- Arduino pin 5+ --> middel pin 5V
This code don't give the right values, in a room that was kind of ok it gave a tempature of 10 C. That isn't right so the calculation in the code should be checked. Temperature sensor module KY-013
These modules are the same, they're all on boards labelled "S1". THE PINS ARE MARKED BACKWARDS ON THESE.
Has pin 1 (marked S) (GND), pin 2 (5v power) and pin 3 (marked -) (analog signal.)?? |
|
[KY-015] | Temperature and humidity sensor module (humiture sensor Module) | 
| - Arduino pin 8 --> Pin S module
- Arduino GND --> Pin - module
- Arduino +5 --> Pin Middle
|
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[KY-016] | 3-color LED module
| 
| - Arduino pin 11 --> Pin R module
- Arduino pin 10 --> Pin G module
- Arduino pin 9 --> Pin B module
- Arduino pin GND --> Pin - module
You don't need any resistors, these are already included on the module. | |
[KY-017] | Mercury opening module
| 
| - Arduino GND --> Pin - of module
- Arduino 5+ --> Pin middel of module
- Arduino 3 --> pin S of module
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[KY-018] | Photoresistor module
| 
| - Arduino A5 --> Module Signal (S)
- Arduino 5V --> Module +5V (Pin2)
- Arduino GND --> Module GND (-)
| |
[KY-019] | 5V relay module
| 
| - Arduino digital pin 10 --> module pin S
- Arduino GND --> module pin -
- Arduino +5V --> module pin +
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[KY-020] | Tilt switch module
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[KY-021] | Arduino Mini Reed module
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| - Arduino GND --> Module pin -
- Arduino +5V --> Module PLUS (middle pin)
- Arduino Digital pin 3 --> Module S
| |
[KY-022] | Infrared sensor receiver module | 
| - Arduino GND --> Module pin -
- Arduino +5V --> Module PLUS (middle pin)
- Arduino Digital pin 11 --> Module S
| |
[KY-023] | Arduino PS2 Joystick game controller module
| 
| - Arduino GND --> Module pin -
- Arduino +5V --> Module pin +5V
- Arduino Analoog 0 --> Module VRx
- Arduino Analoog 1 --> Module VRy
- Arduino Digital --> Resistor??-->Module SW
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[KY-024] | Linear magnetic Hall sensor
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[KY-025] | Large reed module
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[KY-026] | Flame sensor module
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| - Arduino GND --> Module G
- Arduino +5V --> Module +
- Arduino digital 4 --> Module D0
- Arduino A3 --> Module A0
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[KY-027] | Magic Light Cup module
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[KY-028] | Digital temperature sensor module
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[KY-029] | Bicolor LED common cathode module 3MM
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[KY-031] | ARDUINO hit sensor module
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[KY-032] | Smart car avoid obstacle sensor infrared sensor photoelectric switch
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[KY-033] | Hunt sensor module
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[KY-034] | Automatically flashing LED module | 
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[KY-035] | Analog Hall magnetic sensor |
| - Pin - = GND, connect to GND of the Arduino
- Pin (middle pin) +5 V, connect to Arduino +5 V
- Pin S signal, connect to Arduino pin A5
- Power consumption sensor, 8 mA
| |
[KY-036] | Metal touch sensor module
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[KY-037] | Microphone sensitivity sensor module
| 
| - Pin + to Arduino 5+
- Pin - to Arduino -
- Pin A0 to Arduino A0 (for analog program)
- Pin D0 to Arduino 13 (for digital program)
| |
[KY-038] | Microphone sound sensor module | 
| - Pin + to Arduino 5+
- Pin - to Arduino -
- Pin A0 to Arduino A0 (for analog program)
- Pin D0 to Arduino 13 (for digital program)
| |
[KY-039] | ARDUINO finger detect heartbeat module
| 
| - Sensor pin S connect to Arduino pin Analoog 0 / A0
- Sensor pin + (middle pin) connect to Arduino pin 5+
- Sensor pin - connect to Arduino pin GND
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[KY-040] | Rotary encoder module
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| A | Ultrasonic module
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| B | Gyro Module
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| C | Water level module | 
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| D | SD card reader module
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| The communication between the microcontroller and the SD card uses SPI, which takes place on digital pins 11, 12, and 13 (on most Arduino boards) or 50, 51, and 52 (Arduino Mega)
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| E | Soil module
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| - VCC: 3.3V-5V
- GND: GND
- DO: digital output interface(0 and 1)
- AO: analog output interface
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| F | DS1302 clock module
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| G | MP1584EN buck module
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| - Input voltage: 4.5V~28V
- Output voltage: 0.8V~20V
- Output current: 3A (max)
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| H | Breadboard power module | 
| - Breadboard Power Supply Module
- Input Voltage : DC 6.5-12V
- Output Voltage : DC 3.3V 5V
- Output Current : 700mA(Max)
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