abstract.txt

来自「Keil CARM Examples 很好的例子」· 文本 代码 · 共 6 行

This example demonstrates the use of the Standard IO libraries and how to interface them 
to a given peripheral

The two functions Putchar and getchar are written to send/receive one character to the 
preffered IO device. The Printf/scanf functions call these routines for their low level formating