This is the H3V4F a module that tuned out of the box at 433 MHz RF popular in most remote switching. however there are 3 versions of H3VXX Module the 315Mhz and 433Mhz frequency, this devices has a Bandwidth of
Wiring the 128×64 1.3 inch OLED Display on 4 Wire, 3 Wire, i2C Interface
This is the 1.3 inch OLED Display driven by SH1106 from Waveshare, 128×64 resolution, it has integrated 3 interface the 3 wire SPI, 4 wire SPI, and i2C for ease integration in your microcontroller. This OLED is mainly runs by
Wiring the PN532 (NFC) Near Field Communication Devices with Microcontroller
NFC (Near-field communication) is a protocol that enable 2 devices to communicate typically smart phone device and NFC tags / devices to establish communication by getting them together range of 4 cm at 1.6 inch defends of usage and antenna
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
Driving the QD320DB16NT9481RA 3.2 TFT 480×320 LCD ILI9481 w/d MEGA2560
This is the 3.2 inch TFT LCD with 262K color on 480×320 Resolution. The QD320DB16NT9481RA shield support 16 wire data bus interface, working voltage at 3.3v ~ 5v power conversion and level conversion circuit. This shield can be directly inserted
Wiring The Laser Transmitter on Photocell with Microcontroller
Another illustration how to build a simple physical intrusion detection with laser and photoresistor (or light-dependent resistor, LDR, or photocell). This guide shows how to wire and build a laser tripwire that triggers an alarm or output when the laser
Using PIR Motion Sensor in Arduino with Source Code
Passive Infrared Sensor ( Motion Sensor) PIR Motion Sensor is a highly integrated module used for human entry detection it can easily adopt in the system. There will be a 2 adjustable potentiometer in the module board, which is any