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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
4 k6 ~) `* g/ ~, D - #define EC_GSY 0x89" }" v; p5 T+ Q* \1 V4 i* r
- #define EC_GSZ 0x8A
- s& E. ~6 ~0 s; m& d0 q/ t3 j - #define EC_TIMEOUT 10000004 ^) L% K6 t, H: r' p. ^
- void CgsDemoDlg::ecWrite66(BYTE bData)
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- DWORD dwStatus,dwTimeOut=EC_TIMEOUT;5 O/ I2 V4 e7 `
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- GetPortVal(0x66,&dwStatus,1);
. Y: D7 v% B! V7 \, K - dwTimeOut --;# O* L( j3 d: m- J
- }while((dwStatus & 2) !=0 && dwTimeOut>0);
3 D2 R; G/ W8 y, t - SetPortVal(0x66,(DWORD)bData,1);/ w0 h0 j3 Q9 I. y/ n! O5 O3 ?8 K
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- void CgsDemoDlg::ecWrite62(BYTE bData)
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- DWORD dwStatus,dwTimeOut=EC_TIMEOUT;% F9 v0 L: B; p
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- GetPortVal(0x66,&dwStatus,1);) |" s7 O9 l9 }5 a$ W- B" _8 T
- dwTimeOut --;/ ]8 Z# ?" H% i& b; H
- }while((dwStatus & 2) !=0 && dwTimeOut>0);6 K! R1 r: {3 L) i, L6 w
- SetPortVal(0x62,(DWORD)bData,1);1 {- D; |0 \' b* q
- }
; v: J; l' V1 N6 n; E$ i - BYTE CgsDemoDlg::ecRead62(): a( m$ \* q5 K3 {
- {
) b8 [* ~8 E4 u( l. t/ w) f - DWORD dwStatus,dwData,dwTimeOut=EC_TIMEOUT;0 }: q8 U/ m# e# `' H4 b$ ^
- do
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- GetPortVal(0x66,&dwStatus,1);
5 K8 `6 Q) K6 Z. j3 g - dwTimeOut --;
o4 y5 ]6 Q, o4 H1 g! h - }while((dwStatus & 1) ==0 && dwTimeOut>0);
0 K8 O6 N3 y: M& _$ }8 w - GetPortVal(0x62,&dwData,1);
" o0 z* _5 x* m - return (BYTE)dwData;
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! z: E- W5 t0 g6 T - BYTE CgsDemoDlg::ecRead(BYTE bIndex)
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- ecWrite66(0x80);
( n x1 P' E) i6 Q. b9 ]1 d- O - ecWrite62(bIndex);
9 ?( i2 \; {4 l: [, T6 B - return ecRead62();
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! {$ a Q3 K0 {8 @4 u" N - void CgsDemoDlg::ecWrite(BYTE bIndex,BYTE bValue)) \& T; b- l0 M' T
- {
6 b0 V$ Z1 q' Z6 V, d7 r7 q b& I - ecWrite66(0x81);
3 Y' U) {# K, E - ecWrite62(bIndex);" h0 a: H; W w
- ecWrite62(bValue);, y3 X4 i5 r" B9 P& [$ o
- }
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