通过串口发送数字，字符到液晶上显示，显示直观-Sent through the serial number of characters to the LCD display shows an intuitive

通过串口发送汉字到液晶上显示，采用汉字的区位码方式-Through the serial port to send characters to the LCD display

单片机C51典型应用设计代码：串行口、AD转换、lcd液晶显示、I2C应用、定时器时钟、综合应用-Typical C51 MCU application design code: serial port, AD converter, lcd liquid crystal display, I2C applications, timer clock, integrated application