基于8051通过串口测试4*4矩阵键盘，通过键盘按键发送A-F字符到串口调试助手。本程序可通过加LCD1602接受串口发送过来的数据。-Based on 8051 through the serial port test 4* 4 matrix keyboard, the keyboard keys send characters to the serial debug AF assistant. This program can be sent by Canada LCD1602 receiv

// BMP085 IIC测试程序 // 使用单片机STC89C51 // 晶振：11.0592M // 显示：LCD1602 // 编译环境 Keil uVision2 // 参考宏晶网站24c04通信程序-//BMP085 IIC test procedure //chip STC89C51 //Crystal: 11.0592M //display: LCD1602 //Keil compiler environment uVision2 /