char ADCdata[] = {'R','P','1',SPACE,'=',SPACE,'1','2','3',CR,LF,
'R','P','2',SPACE,'=',SPACE,'1','2','3',CR,LF,
'R','P','3',SPACE,'=',SPACE,'1','2','3',CR,LF,
SPACE,CR,LF,NULL};
编译出来SPACE有错误'SPACE' undeclared here (not in a function)
这是书上的例程,搞不懂怎么改了,这是要一个空格吗? |