tiny4412-android4.2.2如何消除串口一直打印的Front、Back和Tap。

tiny4412-android4.2.2如何消除串口一直打印的Front、Back和Tap。
[ 1378.510000] Back
[ 1378.945000] Front
[ 1378.990000] Back
[ 1379.100000] Front
[ 1379.160000] Back
[ 1379.335000] Front
[ 1379.455000] Back
[ 1380.295000] Tap
[ 1380.775000] Front
[ 1380.885000] Back
[ 1382.175000] Front
[ 1382.470000] Back
[ 1382.500000] Tap
[ 1382.515000] Front
[ 1383.140000] Back
[ 1383.370000] Front
[ 1383.465000] Back
[ 1383.835000] Front
[ 1383.835000] Tap
[ 1383.960000] Back
基本上每秒都要打印出好几条，没一会儿就刷满屏了，查看起来很不方便，如何不让他输出。