s initial screen is appointed by the user when
It can also be used as a function key.
It is used as a function key.
It is used as a function key.
It is used as a function k
It is used as a function key.
Press this key to start modifying
Write the modified data to the register and then continue to modify the next
(When the key is not set as a function key)
When modifying the register
the data positive or negative
in the status of number be
to the correspond key value