Low-Power Modes; Figure 36. Wave Player Playing Submenu; Figure 37. Pause Submenu - STMicroelectronics STM32100B-EVAL User Manual

Running the demonstration

Figure 36. Wave Player Playing submenu

The progress bar and the volume bar are displayed at the bottom of the Wave Player
Playing submenu. The progress bar is updated about every 1% of the audio file duration
and the volume bar is updated each time the volume level is changed.
At this application level:
●
Press the SEL push-button to pause the audio stream
●
Press the LEFT push-button to decrement the audio stream
●
Press the RIGHT push-button to increment the audio stream
●
Press the DOWN push-button to exit the wave player submenu
When the audio stream is paused, the menu in

Figure 37. Pause submenu

To resume playing, press the SEL push-button to return to the Wave Player Playing
submenu as shown in
When the audio stream is stopped, the stream position is reset and you return to the Wave
Player interface menu shown in
2.7.5

Low-power modes

The STM32F100VB microcontroller features several operating modes in which the power
consumption is reduced. The purpose of this menu is to demonstrate the behavior of the
microcontroller in different low-power modes. The Stop and Standby modes are taken as
examples.
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STM32 DAC audio demo
playing wave files
SEL PAUSE LEFT BWR
DOWN
STOP
Playing
USER/xxxxxxxx.WAV
STM32 DAC audio demo
playing wave files
SEL -> Play
DOWN -> Exit
Paused
USER/1
Figure 36.
Figure 35.
Doc ID 16982 Rev 1
RIGHT FWD
Figure 37 is displayed.
WAV
UM0891