Wiring the IR Flame Detection Sensor with Open GPIO Microcomputer

This is the Flame detection sensor its detect 60 degree angle spectral sensitivity of 720-1100nm. The spectral sensitivity of this sensor is optimized to detect emissions from naked flames. The output signal DO is pulled on a high state (active high) when a flame is detected. The switching threshold is ...
Read More

How MQTT Telemetry Transport Protocol Works for IOT Test with Mosquitto in Open GPIO Micro Computer

MQTT (Message Queuing Telemetry Transport) Protocol is a M2M (Machine to Machine) lightweight messaging protocol widely used in IOT (Internet of Things) that provides a resource constrained network clients. Almost IOT cloud platform support MQTT protocol to send and receive data from smart objects in other words it is a ...
Read More

Wiring IR (Infrared) Obstacle Avoidance Sensor with Raspberry Pi

IR (Infrared) obstacle avoidance Sensor module uses infrared reflection principle to detect obstacle. This sensor has a high precision components paired of infrared transmitter and receiver. The transmitter tubes emit a certain frequency of infrared when detecting a direction or obstacle or a reflector the infrared receiver tube receive a ...
Read More

Wiring TCRT5000 IR Tracking Sensor with Raspberry Pi

IR Light reflection switch, useful for obstacle avoidance or line following, for obstacle avoidance you can place this module in front of the sender /receive diodes that will cause the out pin to be pulled low at distance of 1cm. The board has two main components IR Transmitter and IR ...
Read More

Wiring Photo Interrupter Light Blocking Switch with Raspberry Pi

photo interrupter is transmission type photo sensor that integrates optical receiving and transmitting elements in a single package please see the diagram below. Since the method involves light blocking commonly named photo interrupter. A long life infrared photo diodes is applied for output while a single photo transistor and photo ...
Read More

Wiring MPU 6050 MEMS Accelerometer GYRO on RPI

Another illustration that demonstrate how to use MPU6050 on Raspberry Pi. The MPU 6050 sensor board contains a MEMS ACCELEROMETER and MEMS GYRO a single chip that provide a very accurate data, as it contains 16bits analog to digital conversion hardware for each channel that captures the X, Y, and ...
Read More

Wiring the Passive & Active Buzzer with Raspberry Pi

Another illustration that demonstrate how to use the buzzer both passive and active. The difference between an active and passive is. The active buzzer has a built in oscillating source that will make a sound when amplifying a power compare to passive buzzer does not have such a source so ...
Read More

Wiring the I2C / SPI OLED Monochrome Display with RPI

Another guide for wiring the OLED 128x64 Display Monochrome on Raspberry Pi. These display module has only 0.96” diagonal made of 128×64 OLED pixels, this module it works without backlight can be visible in the dark environment, and OLED display is higher compared to LCD display. This OLED Display driven ...
Read More

Wiring Single Channel Relay with Raspberry Pi on C/Python

Another illustration how to wire the single channel relay with Raspberry Pi. Relays are suitable for driving high Power AC/DC electrical equipment such as home appliances, light bulbs, motors, etc. Mostly popular in industrial and automotive use for automation. By using a relay you can drive any high power device ...
Read More

Wiring The AX1838HS / VS1838 / NEC-IR 38K IR on Raspberry Pi

Another illustration demonstrating how IR Emission works on Raspberry Pi, for introduction how IR Emission works please refer to this link. IR (Infrared Receiver) is a device / component which receives IR signals and can independently receive IR rays and output signals also compatible with TTL level compatible for all ...
Read More