Specifications

Chapter 7. I/O Facilities
115
7.5.2 Function Touch Keys
Eight function touch keys are defined by the System. You may enable four or eight of those
system-defined function touch keys.
You may operate those keys by:
- Pressing them or
- Pressing them while holding down the SF key
[ 1 ] Enabling or disabling the function touch keys
To enable or disable the function touch keys, set the number of function touch keys to be
enabled--4 or 8, in System Mode or in a user program.
For the setting procedure in System Mode, refer to the BHT User’s Manual.
In a user program, use the extension function
"CONSOLE.FN3." The sample below enables
four function touch keys.
DATA%= .cnFKey4
CALL "CONSOLE.FN3".fcFKey DATA%
- The number of function touch keys specified in a user program takes effect only in the user
program. The specification will not affect the settings made in System Mode.
- If function touch keys are enabled, characters to be displayed on the area occupied by
those touch keys cannot display. Disabling those touch keys will display them.
[ 2 ] Key numbers assigned to the function touch keys
The function touch keys are assigned numbers as shown below.
1234
5678
9101112
13 14 15 16
Non-shift mode Shift mode