Touch Panel Touch Detection Processing Function - Fujitsu FM3 family User Manual

7.2.8.8

Touch Panel Touch Detection Processing Function

Touch panel touch detection processing is executed. (av_demoapp_tp_detect)
Detects which position of the nine areas (see Figure 47) on the LCD has been touched.
Get area status from touch panel.
(TOUCH_GetAreaStatus)
Loop counter <-０
Loop counter < number of
touch areas
Yes
Current touch panel status
changes to touch status
Yes
Set current touch panel touch status to
touch detection complete status.
Increment loop counter.
Figure 68 Touch Panel Touch Detection Processing Function Flow
Start
Finish
93
No
No
No Current touch panel status
changes to no touch status
Set current touch panel no touch status
to touch detection complete status.
Set detection for current touch panel
detection status.
Set touch panel area ID
AN706-00040-2v0-E
Yes