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发表于 2010-5-14 20:16:34
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显示全部楼层
- #define EC_GSX 0x88
! z% r1 k$ V' _, q( O4 H$ J - #define EC_GSY 0x897 K! G; T; b4 a
- #define EC_GSZ 0x8A
4 n. V- S& p$ L x5 Q4 C% N - #define EC_TIMEOUT 10000000 ^- j3 c; ^6 J8 a- {6 y
- void CgsDemoDlg::ecWrite66(BYTE bData)" e2 a, L% \$ J0 _# G+ H" V
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- DWORD dwStatus,dwTimeOut=EC_TIMEOUT;: C6 X+ a' A) a7 P
* A( E: u6 H% u; f1 g% S- do
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6 a# |, y. K' n1 _ - GetPortVal(0x66,&dwStatus,1);" p1 s* o: V" p- S* k7 @
- dwTimeOut --;
5 R5 i+ n, Z# i; ^# n - }while((dwStatus & 2) !=0 && dwTimeOut>0);8 j- {, I/ B) J
- SetPortVal(0x66,(DWORD)bData,1);
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- void CgsDemoDlg::ecWrite62(BYTE bData)6 }/ ^5 I8 |, s+ @7 |- @
- {
% U6 {1 s$ z. y9 P1 J" t - DWORD dwStatus,dwTimeOut=EC_TIMEOUT;& n. v2 f/ M! S% R" n
- do
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- GetPortVal(0x66,&dwStatus,1);
" u" f. N. {1 U7 d; P5 {* h - dwTimeOut --;9 F( } u' r( |; t' a/ I& a
- }while((dwStatus & 2) !=0 && dwTimeOut>0);! s5 I! `8 K% e8 z2 J1 R: t
- SetPortVal(0x62,(DWORD)bData,1);$ V0 F' [8 D* y" c% _" b' z
- }
7 |8 H1 o; ?3 G4 u. K. h - BYTE CgsDemoDlg::ecRead62()
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- DWORD dwStatus,dwData,dwTimeOut=EC_TIMEOUT;. H5 f" T3 n8 U6 B
- do: Q+ P) [8 N' s
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- GetPortVal(0x66,&dwStatus,1);8 H8 V0 P& h9 f$ t
- dwTimeOut --; Q6 w3 ~3 Z6 T( z! l
- }while((dwStatus & 1) ==0 && dwTimeOut>0);- W( u" _& [" u' x- ^
- GetPortVal(0x62,&dwData,1);& z9 M. M x, v1 I( E
- return (BYTE)dwData;
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& j2 r1 q( i. ~& \" R - BYTE CgsDemoDlg::ecRead(BYTE bIndex)
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- ecWrite66(0x80);. S! o p% M5 k8 R S
- ecWrite62(bIndex);
7 R( D7 s/ r% b1 G" ^" y - return ecRead62();
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- U- E# u' Q' O. A* z/ `6 U - void CgsDemoDlg::ecWrite(BYTE bIndex,BYTE bValue)( s2 V* Q! Z, ~
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- ecWrite66(0x81);
. P. c: E, n; f$ w+ E J0 y& p; W - ecWrite62(bIndex);
% v/ m9 P$ f5 W! C0 I - ecWrite62(bValue);6 r1 i$ i% G2 _$ }% C
- }
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