ex4-9.c

这是《Keil Cx51 V7.0单片机高级语言编程与uVision2应用实践》教材各章中列出的全部程序例子。

char data *c_ptr;                  /* memory-specific char ptr */
int xdata *i_ptr;                  /* memory-specific int ptr */
long code *l_ptr;                  /* memory-specific long ptr */

long code powers_of_ten [] =
{
 1L,
 10L,
 100L,
 1000L,
 10000L,
 100000L,
 1000000L,
 10000000L,
 100000000L
};

 void main (void)
 {
 1 char data strbuf [10];
 1 int xdata ringbuf [1000];
 1
 1 c_ptr = &strbuf [0];
 1 i_ptr = &ringbuf [0];
 1 l_ptr = &powers_of_ten [0];
 1 }