通达信
{底背离,柱背离}
DIFF:=EMA(CLOSE,12) - EMA(CLOSE,26);
DEA:=EMA(DIFF,9);
MACD:=2*(DIFF-DEA);
QZQ:=BARSLAST(REF(MACD,1)<0 AND MACD>0);
QM:=LLVBARS(MACD,QZQ+20);
MQDZ:=IF(QM>QZQ,REF(MACD,QM),0);
XG1:=MACD<0 AND MACD>MQDZ
AND CLOSE=LLV(CLOSE,QZQ+20) AND MQDZ<0;
XG:REF(XG1,1)=1 AND MACD>REF(MACD,1);
{双底背离,柱加线}
DIFF:=EMA(CLOSE,12) - EMA(CLOSE,26);
DEA:=EMA(DIFF,9);
MACD:=2*(DIFF-DEA);
QZQ:=BARSLAST(REF(MACD,1)<0 AND MACD>0);
QM:=LLVBARS(MACD,QZQ+20);
MQDZ:=IF(QM>QZQ,REF(MACD,QM),0);
QF:=LLVBARS(DIFF,QZQ+20);
DQDZ:=IF(QF>QZQ,REF(DIFF,QF),0);
XG1:=MACD<0 AND MACD>MQDZ AND DIFF<0 AND DIFF>DQDZ
AND CLOSE=LLV(CLOSE,QZQ+20) AND MQDZ<0 AND DQDZ<0;
XG:REF(XG1,1)=1 AND MACD>REF(MACD,1);
2买 满足 DIF>O AND DEA》0，DIF金叉DEA即可。
注意观察前后的走势段，区分盘整与趋势。