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发表于 2010-5-14 20:16:34
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- #define EC_GSX 0x88
+ E' {0 w3 u/ t2 q2 o, ~. X% K# e+ @6 D+ Z - #define EC_GSY 0x89
- M2 _3 |% p( ]7 M2 o K - #define EC_GSZ 0x8A
5 V4 B4 \( K0 e0 M A - #define EC_TIMEOUT 1000000 @# p3 {2 q' v. X# k' w! [: L
- void CgsDemoDlg::ecWrite66(BYTE bData)$ n% R$ C: L: {, l% z
- {
3 h( j! j( J3 m d/ k8 S I - DWORD dwStatus,dwTimeOut=EC_TIMEOUT;
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- {( X: G2 O* v' F4 A7 F2 s& j- D$ E
- GetPortVal(0x66,&dwStatus,1);% D1 v2 ^$ x! W! H3 C% y) ?
- dwTimeOut --;9 s# g) F7 s7 M w
- }while((dwStatus & 2) !=0 && dwTimeOut>0);
L4 p7 f* W) @' @/ M - SetPortVal(0x66,(DWORD)bData,1);
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3 V( i, @7 ?: Q* }' a - void CgsDemoDlg::ecWrite62(BYTE bData)
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- DWORD dwStatus,dwTimeOut=EC_TIMEOUT;7 E& v/ P3 }, z, g
- do. F2 u' s6 X9 `4 l2 ~5 F' ?
- {
( ~" W. f" ~) ?' p% f: b; n* ~+ R - GetPortVal(0x66,&dwStatus,1);7 D3 R- t8 F$ {. `
- dwTimeOut --;7 E! t0 k( V* `5 {7 N
- }while((dwStatus & 2) !=0 && dwTimeOut>0);8 p4 b; z X1 W& h# s: M
- SetPortVal(0x62,(DWORD)bData,1);% [2 P' f2 Z2 V, z' [- R; f
- }
a A& E+ J/ M8 o( `' ` - BYTE CgsDemoDlg::ecRead62()
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- DWORD dwStatus,dwData,dwTimeOut=EC_TIMEOUT;# i% V) ~; p- \9 a( Q
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- {
% B( T* d5 ]4 D5 ^' q) s - GetPortVal(0x66,&dwStatus,1);
: u0 C. K1 f5 w - dwTimeOut --;& B, k" b) y; v+ t0 a
- }while((dwStatus & 1) ==0 && dwTimeOut>0);
/ E( [& x- g0 r, b - GetPortVal(0x62,&dwData,1);
5 Z7 C& W0 D% ]6 q+ `. ~; F6 P - return (BYTE)dwData;
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5 }/ [! G: {1 |; n0 g - BYTE CgsDemoDlg::ecRead(BYTE bIndex)- ?' o/ N5 k$ q1 o
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- ecWrite66(0x80);! G- P% m9 x; Z6 s! a* o
- ecWrite62(bIndex);9 [% q* ^( W0 E! O9 N
- return ecRead62();) ]! O+ t* V! U/ `
- }
* p+ c* q I9 x5 G( h - void CgsDemoDlg::ecWrite(BYTE bIndex,BYTE bValue)& u; N% }) [- ]
- {( u$ d: |! l8 D2 n$ e! {
- ecWrite66(0x81);/ N8 w8 z0 f' P6 m* G
- ecWrite62(bIndex);
+ h8 P1 }+ _! @8 F2 _. R - ecWrite62(bValue);
) g- H5 M5 ^. A7 I - }
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