the scan mode is composed by multiple setups, but the one most useful for the poly-handicap is “Do it all scaning “ which is formed by a great table and complete many functions
1- the first two lines contained the letters ofthe alphabet and serve for writing.
2- the third line for writing too
3- the fourth line contain numbers from 0 to 9.
4- the fifth line complete the functions of the mouse.
5- the sixth line essenssially mouse functions
6- the seventh line a part for writing and the other part many functions like print. . . . .