Read characters from SFR
[Classification]
Standard library
[Syntax]
#include <stdio.h>
int __far   getchar(void);
[Return value]
Returns the value read from SFR.
[Description]
This function reads a single character from P0 which is SFR.  An error check is not performed for reading.
[Caution]
-  | To change stdin, replace this function.  |