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没办法直接弄一分钟只能弄60ms然后循环60次4 `3 P4 y6 V3 ]; M; x
如果晶振是11.0592M$ l( }" l% u, L+ G* [3 R
- void Timer2Init(void) //60毫秒6 {& V/ F( o" Q5 r. ]* Y
- {
?. T6 T1 Z7 ]3 E- o( Z4 Y+ T - T2MOD = 0; 3 v+ n: n5 C- Y& h: O6 c5 R
- T2CON = 0;
7 \# H1 p& Y$ ? - TL2 = 0x00; % o" N4 }* ?5 D/ s: C4 G4 ?
- TH2 = 0x28; ; W; `; ]3 @$ z
- RCAP2L = 0x00;
7 v9 o; V% _$ ^- \$ Y - RCAP2H = 0x28;
6 f" t& B2 _( l; y. m - TR2 = 1; ; P- m2 ]5 A n0 X/ |+ V3 `
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如果晶振是12M* j# {3 Z/ E1 ^# f/ x$ c# ]
- void Timer2Init(void) //60毫秒/ J e! _9 }' v' ^2 r
- {
, z" ]9 F: G" P# c! A - T2MOD = 0;
+ d0 h; A& m& R, c0 f8 s& x4 t - T2CON = 0; ) G ^2 _- ?+ C5 W5 G9 L- \
- TL2 = 0xA0;
7 t( t1 }. k% C& Y- N9 I5 ~( o - TH2 = 0x15;
8 `7 `9 G( S2 I- G/ M( U5 M - RCAP2L = 0xA0; + a5 U1 |+ Z" H
- RCAP2H = 0x15;
! D% \6 B' H! ]+ B9 M/ U/ G1 e! @ - TR2 = 1;
' a4 h7 h3 Q6 |) D - }
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