The KY-008 Laser Transmitter Module consists of a 650nm red laser diode head Connection Connect signal (S) to pin 3 on the Arduino and ground (-) to GND. Middle pin is…
Arduino
-
-
The KY-006 Buzzer Module consists of a passive piezoelectric buzzer, it can generate tones between 1.5 to 2.5 kHz by switching it on and off at different frequencies either…
-
The KY-004 Key Switch Module is a push button that will output a high signal when pressed. Connection Connect the Power line (middle) and ground (-) to +5 and…
-
The KY-003 is a magnetic switch based on a 3144EUA-S sensitive Hall-effect switch. If no magnetic field is present, the signal line of the sensor is HIGH . If a…
-
A force-sensing resistor is a material whose resistance changes when a force or pressure is applied. Force-sensing resistors consist of a conductive polymer, which changes resistance in a predictable manner…
-
The reed switch is an electrical switch operated by an applied magnetic field. It consists of a pair of contacts on ferrous metal reeds in a hermetically sealed glass envelope.…