Introduction - If you have any usage issues, please Google them yourself
Features:
Rotary switch is a rotary switch can identify the shift in automatic control and instrumentation has a very wide range of applications. This example implementation uses a rotary switch to control 8 LED light function. Download the test program, clockwise rotation switch, the LED will be lit to see the number of changes and more, turn the switch, the LED will be lit to see fewer. Similarly, the use of the program can be a little clever adaptation of the completion of key difficult to achieve good control effect.