In this example we take a look at the KY-021 Mini Reed Switch Module and connect this to a Raspberry Pi. Lets speak about the reed switch – from wikipedia Reed Switch Information The reed switch contains a pair (or more) of magnetizable, flexible, metal…
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Raspberry Pi
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In this example we take a look at the KY-006 Passive Buzzer Module and connect this to a Raspberry Pi. The KY-006 Buzzer Module can generate tones between 1.5 to 2.5 kHz by switching on and off at different frequencies either using delays or PWM.…
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In this example we take a look at the KY-011 Two color LED module and connect this to a Raspberry Pi. As you may have guessed this is a common cathode LED with a red anode and a green anode. You can adjust the amount…
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In this example we take a look at the KY-003 Hall Magnetic Sensor Module and connect this to a Raspberry Pi. The KY-003 consists of a 3144EUA-S sensitive Hall-effect switch These Hall-effect switches are monolithic integrated circuits with tighter magnetic specifications, designed to operate continuously over extended…
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In this example we take a look at the KY-009 3-color full-color LED SMD module and connect this to a Raspberry Pi. RGB LEDs consist of one red, one green, and one blue LED. By independently adjusting each of the three, RGB LEDs are capable…
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In this article we look at the TMP102 digital sensor and we will connect it up to a Raspberry Pi The TMP102 device is a digital temperature sensor ideal for NTC/PTC thermistor replacement where high accuracy is required. The device offers an accuracy of ±0.5°C…