Lambor

Results 2 issues of Lambor

Termianl模式,输入若干个字符后**光标**开始对不准,出现文字重叠。 ![image](https://user-images.githubusercontent.com/9337688/56300165-07fc9e80-6168-11e9-81a2-439a82632df1.png)

MY9231 only has 3 channels, having fixed my9291.cpp to make compatible with MY9231