sai_mqs_edma_transfer#
Overview#
The sai_mqs_edma_transfer example shows how to use SAI driver with EDMA to playback audio via MQS.
In this example, one SAI instance playbacks the audio data stored in flash/SRAM using EDMA channel, and MQS converts the audio stream to PWM signals.
Supported Boards#
FRDM-IMX95
Hardware requirements
Micro USB cable
FRDM-IMX95 board
J-Link Debug Probe
12V~20V power supply
Personal Computer
Board settings
No special settings are required.
Please note this application can’t support running with Linux BSP!
Prepare the Demo
Connect 12V~20V power supply and JLink Plus to the board, switch SW4 to power on the board
Connect a micro USB cable between the host PC and the J31 USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Launch the debugger in your IDE to begin running the demo.
Running the demo
When the demo runs successfully, you can hear the tone via MQS output and the log would be seen on the terminal like:
SAI MQS EDMA example started!
SAI MQS EDMA example finished!
FRDM-IMX952
Hardware requirements
Micro USB cable
FRDM-IMX952 board
JLink Plus
15V~20V USB Type-C PD power supply
Personal Computer
Board settings
No special settings are required.
Please note this application can’t support running with Linux BSP!
Prepare the Demo
Connect 15V~20V USB Type-C PD power supply and JLink Plus to the board, switch SW1 to power on the board
Connect a micro USB cable between the host PC and the J1 USB Type-C port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Launch the debugger in your IDE to begin running the demo.
Running the demo
When the demo runs successfully, you can hear the tone via MQS output and the log would be seen on the terminal like:
SAI MQS EDMA example started!
SAI MQS EDMA example finished!
FRDM-IMX937
Hardware requirements
Micro USB cable
FRDM-IMX937 board
J-Link Debug Probe
12V~20V power supply
Personal Computer
Board settings
No special settings are required.
Please note this application can’t support running with Linux BSP!
Prepare the Demo
Connect 12V~20V power supply and JLink Plus to the board, switch SW4 to power on the board
Connect a micro USB cable between the host PC and the J31 USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Launch the debugger in your IDE to begin running the demo.
Running the demo
When the demo runs successfully, you can hear the tone via MQS output and the log would be seen on the terminal like:
SAI MQS EDMA example started!
SAI MQS EDMA example finished!