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发表于 2010-5-14 20:16:34
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- #define EC_GSX 0x88
0 v, `7 @6 h0 f* W/ y - #define EC_GSY 0x89
6 p G3 Z2 ^5 x O4 { O9 t/ W- A8 a9 P - #define EC_GSZ 0x8A C% V# N6 n1 d7 o
- #define EC_TIMEOUT 1000000
5 d y$ \, D1 M; u9 y' ~2 x - void CgsDemoDlg::ecWrite66(BYTE bData)# {; ~" j& \9 n3 `+ H( r
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- DWORD dwStatus,dwTimeOut=EC_TIMEOUT;/ S% r4 P* T0 ~; e/ z8 D
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- {
" {: R E* V0 M9 C$ ?. D - GetPortVal(0x66,&dwStatus,1);
$ d. k8 o; d$ `- H - dwTimeOut --;
% ?. m# n2 y4 U% y; L& n7 R$ V - }while((dwStatus & 2) !=0 && dwTimeOut>0);2 K& Q6 T! k1 E
- SetPortVal(0x66,(DWORD)bData,1);6 `9 ?: g+ G( k. d6 Q/ _. K
- }
4 {7 G5 U" a! b4 s; L. ^8 k - void CgsDemoDlg::ecWrite62(BYTE bData)
! T& q# a y' G5 [; {! Q - {
- X6 X" ~# g S7 e+ i7 h - DWORD dwStatus,dwTimeOut=EC_TIMEOUT;# C+ g8 w3 K: c0 z3 ~3 U/ \; [% t e
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- {
* f* M G) K! t% f. l - GetPortVal(0x66,&dwStatus,1);. w9 z7 [7 I9 H f; C! n
- dwTimeOut --;7 L: P {- d9 i+ x1 h
- }while((dwStatus & 2) !=0 && dwTimeOut>0);
, v. G% s, X. f! e - SetPortVal(0x62,(DWORD)bData,1);6 Z( ~- P* a# r
- }+ b) S3 j7 U2 S2 b1 ?
- BYTE CgsDemoDlg::ecRead62()
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- DWORD dwStatus,dwData,dwTimeOut=EC_TIMEOUT;
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- {
- S) K+ r" V5 @/ J( o - GetPortVal(0x66,&dwStatus,1);- L t3 |; d+ Y+ U T
- dwTimeOut --;
* Y/ S" i1 X* ~) a. E - }while((dwStatus & 1) ==0 && dwTimeOut>0); z3 k$ h, M1 o7 C3 k% S
- GetPortVal(0x62,&dwData,1);
, s* j! ~3 d7 _, L - return (BYTE)dwData;: f- _ \& }2 m; F/ U
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- BYTE CgsDemoDlg::ecRead(BYTE bIndex)/ f. n) k+ U/ v: A6 n1 b! c
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- ecWrite66(0x80);
' e# R( X9 \# v& E E% m - ecWrite62(bIndex);
! p; l" I( m4 y- k K - return ecRead62();
6 ~! `* D/ @4 d1 P4 k3 r4 z - }
g* W! y3 X& E. ]* m2 b' v - void CgsDemoDlg::ecWrite(BYTE bIndex,BYTE bValue)# R! @/ ~1 o, X' y2 V7 l# j
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- ecWrite66(0x81);5 V$ M$ j+ t$ \3 q
- ecWrite62(bIndex);
. o9 Z5 D0 m+ _* @/ b- x: e! h - ecWrite62(bValue);! x6 |( h" m* Z P0 J
- }
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