FUJITSU FMB AN706 - Manual (Page 86)

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