AN3997 Datasheet, PDF (12/15 Pages) STMicroelectronics – Audio playback and recording using the STM32F4DISCOVERY

How to use the audio playback and recording application
AN3997
3
How to use the audio playback and recording
application
3.1
System requirements
Before running your application, you should establish the connection with the
STM32F4DISCOVERY board as shown in Figure 7.
Figure 7. Hardware environment
To run the audio playback and record applications on your STM32F4DISCOVERY board,
the minimum requirements are as follows:
● Windows PC (2000, XP, Vista, 7)
● 'USB type A to Mini-B' cable, used to power the board (through USB connector CN1)
from a host PC and to connect to the embedded ST-LINK/V2 for debugging and
programming.
● USB ‘micro A male to B female' cable, used to connect the USB key (through USB
connector CN5) as a USB Device to the STM32F4xx's Host.
● Headphone with male jack connector.
3.2
Running the application
To run the Audio playback and recording application, you should proceed as follows:
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Doc ID 022390 Rev 1