Related products. To connect the 4 Relay board to an Arduino is very easy. When the Bluetooth application's button turns ON, it sets the home light ON, and when the Bluetooth application's button turns OFF, it sets the home light OFF. Here to turn on the Relay with Arduino we just need to make that Arduino Pin High (A0 in our case) where Relay module is connected. 1 users rated this 4 out of 5 stars 1. quantity + Add to cart. You can connect the Bluetooth module on Arduino’s RX pin 0 and TX pin 1. The first to connections are the ground and power pins, You need to connect the Arduino +5v to the 4 Relay board VCC pin and the Arduino ground to the 4 Relay board GND pin. 0 users rated this 2 out of 5 stars 0. 4-Channel 5V Relay Module Brand: SainSmart SKU: 101-70-101 10 reviews SKU: 101-70-101 UPC: 6952131723140 Product ID: 11091673300 Variants ID: 45099713556 The Relay module allows a wide range of microcontrollers such as Arduino, AVR, PIC, ARM with digital outputs to control larger loads and devices like AC or DC Motors, electromagnets, solenoids, and incandescent light bulbs. Find this and other Arduino tutorials on ArduinoGetStarted.com. 2-Channel Relay Module for Arduino & Raspberry Pi - 5V. Brand: CANADUINO. The Arduino 4 Relays Shield is a solution for driving high power loads that cannot be controlled by Arduino's digital IOs, due to the current and voltage limits of the controller. This module comes in the size of a credit card, with just 80 x 55 mm footprint. Simple relay magnetic circuit to meet the low cost of mass production. Connect wires on relay module. Complete circuit of the Arduino Control Relay Module. A truly smart relay module, offering sink and source capability (select per channel by jumper) for 4 opto-insulated inputs, I2C interface with address selection to connect up to 8 modules to the same I2C bus, and socket for WEMOS D1 mini WiFi IoT module. Arduino pin#8 - Relay module IN2. You can use the Arduino’s pin 13, pin 12, pin 11 and pin 10. 99. For Arduino, Raspberry etc. Share - 5v 4 Channel Relay Module for Arduino Pic Arm DSP AVR Raspberry Pi. The module has a yellow jumper at the bottom ... to appreciate that it is hard to bias the Low trig relay such that both Arduino High of 4.2V and Rpi 2.4 ~ 3.2V can cut off the relay. 2 users rated this 5 out of 5 stars 2. Tweet This Product. Pin This Product. / to continue, ... share | improve this answer | follow | edited Nov 23 at 13:07. answered Jul 3 at 6:30. tlfong01 tlfong01. TSOP 1738 IR Receiver 4. Arduino board with USB cable (we use Arduino Uno) 4-Channel relay module; 6 pcs male to female wires; Step 2. It has - a standard interface that can be controlled directly by microcontroller. $7.99 $ 7. 4. In the first part, we will control a led using the relay and in the second part we will control a high voltage device using the relay. The Bluetooth module receives data from the paired Android smartwatch and triggers the relay based on the received data. Gnd - yellow; In1 - orange; In2 - red; In3 - brown; In4 - black; Vcc - white. 0 users rated this 3 out of 5 stars 0. Add Tip Ask Question Comment Download. Then it’s a matter of just connecting some data pins from the Arduino to the 4 Relay board IN pins. It includes three pins and three terminals. 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