串口通信中出现的奇怪错误-----快不能毕业了:((33分)

千

千中元

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• 2000-05-30

• #1

var<br>&nbsp;Clear:Boolean;<br>&nbsp;Coms:Tcomstat; &nbsp;<br>&nbsp;lpErrors:Integer;<br>&nbsp;Read_Buffer:array[1..4096]of char;<br>begin<br>&nbsp;Clear:=Clearcommerror(hcom,lpErrors,@Coms);<br>-----错误信息：<br>Types of actual and formal var parameters must be identical

 

老

老屯

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• 2000-05-30

• #2

function ClearCommError(hFile: THandle; var lpErrors: DWORD; lpStat: PComStat): BOOL; stdcall;<br><br>错误: lpError: Integer;<br>正确: lpError: DWORD;<br>

 

C

chinahawk

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• 2000-05-30

• #3

API中一定要注意变量类型，要完全一致

 

K

Kang

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• 2000-05-30

• #4

End吧

 

千

千中元

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• 2000-05-30

• #5

听过路的