先声明本指标不是我个人原创，是借用了“太极圈”老师的源码我借花献佛，美化了一下，意在推介好指标，做指标的人必须记住：指标太多不是件好事，但真正好的东西我们不能忘记！
DRAWGBK(c>0),color000000;
LC := REF(CLOSE,1);
RSI:SMA(MAX(CLOSE-LC,0),9,1)/SMA(ABS(CLOSE-LC),9,1)*100,colorffffff;
RSI2:SMA(MAX(CLOSE-LC,0),24,1)/SMA(ABS(CLOSE-LC),24,1)*100,colorff00ff;
ao:=rsi;
MID:=MA(ao,20);
UPPER:=MID + 2.*STDDEV(ao,20);
LOWER:=MID - 2.*STDDEV(ao,20);
高:=ref(hhv(ao,360),1);
低:=ref(llv(ao,240),1);
【上】:upper,pointdot,colorFFFF00;
【下】:lower,pointdot,colorFFFF00;
DRAWTEXT(cross(ao,lower), lower,' '),COLORRED;
DRAWICON(cross(ao,lower), lower *0.99,12),ALIGN1;
DRAWTEXT(cross(lower,ao), lower,' '),COLORRED;
DRAWICON(cross(lower,ao), lower *0.99,7),ALIGN1;
drawtext(cross(ao,高),mid,'高'),colorBLUE,ALIGN1;
drawtext(cross(低,ao),mid,'低'),coloryellow;
DRAWTEXT(cross(upper,ao), upper,' ');
DRAWICON(cross(upper,ao), upper*1.4,13),ALIGN1;
DRAWTEXT(cross(ao,upper),upper,' ');
DRAWICON(cross(ao,upper), upper*1.3,8),ALIGN1;

白线和粉红线的用法跟原始RSI用法一样，趋势不破不卖（有时候一不小心还会碰上牛股）！意思自己用了就明白，很简单，买入之前最好参考其它指标相配合！