基于51单片机的投篮机设计，包括一个LCD1602，一个红外扫描进球数，一个红外扫描硬币数；两个模式，一个为挑战，一个为练习。-Based on 51 single chip shooting machine design, including a LCD1602, an infrared scanning goal, a number of infrared scanning coins　two models, one for the challenge, one for the exercise.