MAX7219 IC, MAX7219CWG SO – Serially Interfaced, 8-Digit LED Display Drivers

The MAX7219 IC is a serially interfaced 8 digit LED display driver. So it’s the ideal chip to drive an 8×8 led matrix. The MAX7219 are compact, serial input/output common-cathode display drivers that interface microprocessors (µPs) to 7-segment numeric LED displays of up to 8 digits, bar-graph displays, or 64 individual LEDs. Included on-chip are a BCD Read more about MAX7219 IC, MAX7219CWG SO – Serially Interfaced, 8-Digit LED Display Drivers[…]

PT100 Temperature Sensor, Stainless steel Thermocouple Sensor Probe for Temperature Measure

PT100 Temperature Sensor, Stainless steel Thermocouple Sensor Probe for Temperature Measure A thermocouple is a device consisting of two different conductors(usually metal alloys) that produce a voltage proportional to a temperature difference between either end of the pair of conductors. Features: Element: PT100 Temperature range: -200°C ~420°C Terminal contact:3EA (applied 3wire:A, B, b) Structure type Read more about PT100 Temperature Sensor, Stainless steel Thermocouple Sensor Probe for Temperature Measure[…]

25V Voltage Sensor Module

A simple but very useful module which uses a potential divider to reduce any input voltage by a factor of 5. This allows you to use the analogue input of a microcontroller to monitor voltages much higher than it capable of sensing. For example with a 0-5V analogue input range you are able to measure Read more about 25V Voltage Sensor Module[…]

Dual Axis XY Joystick / Biaxial button joystick / PS2 game / joystick sensor / JoyStick module Ardunio

Dual Axis XY Joystick / Biaxial button joystick / PS2 game / joystick sensor / JoyStick module This module combines two potentiometers and a pushbutton switch into a solid mechanical package with an ergonomic thumb dome. Perfect for controlling motors, servos, etc. The potentiometers track the position of the joystick in two dimensions and the Read more about Dual Axis XY Joystick / Biaxial button joystick / PS2 game / joystick sensor / JoyStick module Ardunio[…]

DHT21 AM2301 Digital-output relative humidity & temperature sensor/module,connect with single-bus-line Sensor

DHT21 Digital-output relative humidity & temperature sensor/module,connect with single-bus-line Sensor AM2301 Digital Temperature & Humidity Sensor This temperature & Humidity sensor is a wired version of the DHT21, in a large plastic body. It is a basic, low-cost digital temperature and humidity sensor. It uses a capacitive humidity sensor and a thermistor to measure the Read more about DHT21 AM2301 Digital-output relative humidity & temperature sensor/module,connect with single-bus-line Sensor[…]

MAX7219 LED Module 8-Digit 7 Segment Digital LED Display Tube For Arduino MCU

MAX7219 LED Module 8-Digit 7 Segment Digital LED Display Tube For Arduino MCU MAX7219 Digital Tube Display Module MAX7219 is a kind of integrated serial input/output common cathode display driver, it connects microprocessor and 8 digit 7 period of digital LED display, also can be connected to the bar graph display or 64 independent LED. Read more about MAX7219 LED Module 8-Digit 7 Segment Digital LED Display Tube For Arduino MCU[…]

Air detection sensor dust sensor GP2Y1010AU0F

Optical Dust Sensor (GP2Y1010AU0F) is especially effective in detecting very fine particles like cigarette smoke, and is commonly used in air purifier systems. An infrared emitting diode and a phototransistor are diagonally arranged into this device, to allow it to detect the reflected light of dust in air. The sensor has a very low current Read more about Air detection sensor dust sensor GP2Y1010AU0F[…]

MQ-135 Sensor Air Quality Sensor Hazardous Gas Detection module

A hazardous gas detection apparatus for the family, the environment, suitable for ammonia, aromatic compounds, sulfur, benzene vapor, smoke and other gases harmful gas detection, gas-sensitive element test concentration. Air quality sensor is for detecting a wide range of gases, including NH3, NOx, alcohol, benzene, smoke and CO2. Ideal for use in office or factory, Read more about MQ-135 Sensor Air Quality Sensor Hazardous Gas Detection module[…]

MQ9 DC 3-5V 10-1000ppm Carbonic Oxide Gas Sensor Module Detector for Arduino

MQ-9, MQ9 Flammable Gas Detection Sensor Module for Arduino Specification: Model: MQ-9 Type: Analog Detecting Type: Carbonic Oxide(Co), Flammable Gas Rated Voltage: DC 3-5V Detecting Range: 10-1000ppm Pin Definition: AO-analog Output,DO-Digital Output,GND- Ground,VCC-Voltage To Current Converter Total Size: 35 x 20 x 21mm/ 1.4″ x 0.79″ x 0.83″ (L*W*H) Net Weight: 8g The Analog CO/Combustible Read more about MQ9 DC 3-5V 10-1000ppm Carbonic Oxide Gas Sensor Module Detector for Arduino[…]

MQ8 Flammable Gas MQ-8 Hydrogen Detection Sensor Module

This is a simple-to-use hydrogen gas sensor, suitable for sensing hydrogen concentrations in the air. The MQ-8 can detect hydrogen gas concentrations anywhere from 100-10000ppm. This sensor has a high sensitivity and fast response time. Specification Gas sensitive material: SnO2 conductivity increase according to flammable gas concentration. With power and TTL signal output instruction With Read more about MQ8 Flammable Gas MQ-8 Hydrogen Detection Sensor Module[…]