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QRE1113 IR reflectance sensor and ESP8266 example

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MAX30102 pulse and heart-rate monitor sensor and ESP8266

The MAX30102 is an integrated pulse oximetry and heart-rate monitor biosensor module. It includes internal LEDs, photodetectors, optical elements, and low-noise electronics with ambient light rejection. The MAX30102 provides a complete system solution to ease the design-in process for mobile and wearable devices.

The MAX30102 operates on a single 1.8V power supply and a […]

PAJ7620 gesture sensor and ESP8266

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The Wemos IR controller shield

In this small article we take a look at the IR controller shield, this is a shield which can act as an IR receiver and sender, here are some details about the shield

1x IR receiver (38kHz) Configurable IO (Default: Sender – D3/GPIO0, Receiver – D4/GPIO2)

Lets see a picture of the shield, you […]