Hmi Task Processing Function - Fujitsu FM3 family User Manual

7.2.8.4

HMI Task Processing Function

HMI processing is executed. (av_demoapp_HMI_task) LCD display, switch detection
touch panel detection, etc., user interface processing is executed.
Start
HMI status judgment
Select display
Play display
Select
Play
Others
1
Figure 60 HMI Task Processing Function Flow (1)
MP3 format
Display image for playback audio
data on entire LCD.
(IMAGE_show)
Set play for HMI status.
Set open for AUDI stage.
Switch press detection
processing
(av_demoapp_sw_detect)
Processing after switch press
detection
(av_demoapp_sw_process)
MP3 format
Touch panel touch detection
processing
(av_demoapp_tp_detect)
Processing after touch panel
touch detection
(av_demoapp_tp_process)
HMI status set to play?
Yes
Audio stage initialized?
Yes
Set select display to HMI status.
MP3 format
Display image for audio data
selection screen on entire
LCD.(IMAGE_show)
Display image for selecting each
audio data on LCD selection
screen.(IMAGE_show)
Set select display to HMI status.
No
No
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AN706-00040-2v0-E