有关wince下的api函数声明
我想调用createfile函数,按如下操作错在什么地方啊
Public Declare Function CreateFile Lib "coredll.dll" _
(ByVal lpFileName As String, ByVal dwDesiredAccess As Integer, ByVal dwShareMode As Integer, ByVal lpSecurityAttributes As Integer, ByVal dwCreationDisposition As Integer, ByVal dwFlagsAndAttributes As Integer, ByVal hTemplateFile As Integer) As IntPtr
上面是声明
iHandle = CreateFile("LPT1", GENERIC_READ Or GENERIC_WRITE, 0, 0, OPEN_EXISTING, 0, 0)
这个是调用,但是为什么一直返回值一直是-1呢,
在wince 下如何打开lpt1口啊,我用vb.net 开发
问题点数:20、回复次数:4Top
1 楼yzx0023(无聊客)回复于 2005-01-24 15:34:01 得分 5
_T("LPT1")Top
2 楼yzx0023(无聊客)回复于 2005-01-24 15:35:47 得分 0
晕倒,,我还以为是EVC的,眼花了,,Top
3 楼devzhao(wincer)回复于 2005-01-24 17:00:32 得分 10
"LRT1:"Top
4 楼nbcool(载舟之水)回复于 2005-01-24 23:32:05 得分 5
hahaTop




