Sound Sensor LED BAR Circuit： The output of sound sensor is analog signal, we connect it to A0 of Seeeduino. LED Bar needs 10 IOs, about the connection, please refer to LED Bar. Code: Open Arduino IDE ...

Users will need to provide their own Arduino Pro Mini and the hardware features a 1.4 W, 8 Ohms, Texas Instruments TPA2005D1, 14 bit ganged PWM, PWM 8 kHz low pass smoothing filter all powered by ...

How can a seeing-impaired person select clothes with matching colors in the morning? Well, by converting the color information into a sound signal, which is the idea behind this project. The color is ...

They’re using a cheap sound sensor module and an Arduino to catch instantaneous photographs, with students caught in the act of popping balloons. The goal here was to keep things as simple as ...