设在字节变量ASCHEX中存放着一个用ASCII码表示的16进制数字，先要将它转换成控制数码管显示的7段代码，

并存入RESULT单元（字节变量）。试编出完成这一任务的程序-ASCHEX byte variables in a stored expressed with ASCII code 16 hexadecimal numbers must be converted to a digital display control 7 of the code, and deposited RESULT unit (byte variable). Prepared test procedures in this task