Specifications
116
[ 3 ] Assigning data to a function touch key
You may assign a desired character string (up to two characters) or a single control code to a
function touch key by using the
KEY statement as shown below.
Example for characters
KEY 1,"AB"
Example for a control code
KEY 2,CHR$(8) ’Backspace
Where a backspace code is assigned to the function touch key numbered 2.
- Data is assigned to function touch keys as shown below by default.
- Assigning a NULL character or string to a function touch key makes the entry of that function
touch key invalid if pressed. In the example below, pressing the keys numbered 3 and 4 pro-
duces no entry.
KEY 3,""
KEY 4,CHR$(0)
- If you assign data to the same function touch key more than one time with the KEY state-
ment, the last specification will take effect.
ABCD
EFGH
IJKL
MNOP
Non-shift mode Shift mode