用DSP2812让LCD1602显示字符串的头文件，具体用法在头文件的最上方用注释的形式给出了。引脚定义需要根据实际的电路连接进行修改。代码写得应该说是很清楚的-Using DSP2812LCD1602to display a string in the header file header file, specific usage in the above notes are given in the form of. Pin definition according to the circuit modification. Code written to should say is very clear