diff --git a/tcpserver.go b/tcpserver.go
index 6eca799..d13c260 100644
--- a/tcpserver.go
+++ b/tcpserver.go
@@ -162,13 +162,15 @@ func readConn(conn net.Conn, readChan chan<- []byte, stopChan chan<- bool) {
 						var close []byte = []byte{0x8E,0x3C,0x00,0x00,0x43,0x46}
 						var open []byte = []byte{0x8E,0x3C,0x00,0x00,0x4F,0x46}
 						var writedata []byte =[]byte{}
-						if pm25data>100 || data[i+7]>=3{
+						//i+7  氨气
+						//i+14 tvoc 甲醛
+						if pm25data>100 || data[i+7]>=3 || data[i+14]>=2 {
 							writedata = open
 						}else{
 							writedata = close
 						}
 						v, err := connTest.Write(writedata)
-						log.Println("send.msg.conn.RemoteAddr",connTest.RemoteAddr())
+						log.Println("send.msg.conn.RemoteAddr:",connTest.RemoteAddr(),writedata)
 						log.Println("send.msg.conn.v",v)
 						if err != nil {
 							log.Println("write msg error!", err)