HT1621是比较常用的段式液晶显示屏的驱动芯片,我提供一个用汇编语言写的驱动程序,里面包含了发命令程序和发数据程序,用时只要加入对应的段点地址就可以用了.-HT1621 is more commonly used segment liquid crystal display driver chips, and I write in assembly language to provide a driver, which includes an order procedures and send