通达信MACD二次金叉公式源码附图

DIFF:=EMA(CLOSE,12)-EMA(CLOSE,26);
DEA:=EMA(DIFF,9);
MACD:=2*(DIFF-DEA);
JCCOUNT:=COUNT(CROSS(DIFF,DEA),BARSLAST(DEA =0));
二次金叉:CROSS(DIFF,DEA) AND DEA 0 AND COUNT(JCCOUNT=2,21)=1;