此源程序可以点亮驱动NT7534的12864黑白液晶显示屏，并可以通过myprintf()函数显示你想要显示的文字。使用简单，且功能全面。很实用的。-this source can be turned on the driver NT7534 12,864 black-and-white LCD screen and through myprintf () function that you want to show the letter. The use of simple, functional and comprehensive. Very practical.