计算机测控实验 键盘显示实验C语言源码

要求结合显示部分程序，当按下某个键时，在数码管上显示键值，如按

下键“1”时，数码管上显示1，需要显示的键值范围为“1~F”，键“B”

用小写字符“b”显示，键“D”用小写字符“d”显示，其余字母用大

些表示；-Control experiments showed that the experimental computer keyboard combination of C language source code shows part of the program requirements, when you press a key, key in the digital display, such as pressing the button " 1" , the LED display 1, the need to display the key values ​ ​ ranging from " 1 ~ F" , key " B"　in lower case characters " b"　shows, the key " D"　with a lowercase character " d"　shows that some of the other letters with a large representation