One of the commonly used LED Tube driver chip is 74HC595, by using the Chip, you can save GPIO ports. I bought an LED Tube with 595 chip, it only needs 3 GPIO ports to display 4 digits. However, there is no existing posts about how to drive the 74HC595 LED Tube from Windows 10. So, I can only try for myself. …
In many buildings, there are sound controlled light in use. When you clap your hands, the light turns on. Now, with Raspberry Pi 3 and Windows 10 IoT, we can make a sound controlled light ourselves.
The sound sensor I use is FC-04. As other sensors, the first step is calibration.
1. Calibration for FC-04 Sound Sensor
In quiet environment. Connect VCC to DC 3.3V,GND to Ground. At that time, the …