自动取蛋机，可以通过红外自动计数，并且取出几单。可以扫描二维码取单-Automatic take egg machines, automatic counting by IR and single out a few. You can take a single two-dimensional code scanning

使用STC89C51单片机通过串口通信与扫码枪通信，使用扫码枪扫描二维码，实现二维码解锁，掉电保护等功能，(Using STC89C51 MCU to communicate with scavenger gun by serial communication, scanning two dimensional code using a scavenging gun to realize two dimensional code unlocking and power drop protecti

基于STM32的二维码扫描技术，使用OV7725作为摄像头，挂载一个1m的sram便于我们的计算，提供zbar的源码移植(STM32 based two-dimensional code scanning technology, using OV7725 as a camera, mount a 1m SRAM to facilitate our calculation, provide ZBar source transplant)