Hardware requirements
Micro USB cable
EVK-MIMXRT595 board
Personal Computer
headphones with 3.5 mm stereo jack
source of sound (line output to 3.5 mm stereo jack)
Board settings
To make example work, connections needed to be as follows: JP7-1 <—> JP7-2 JP8-1 <—> JP8-2 JP27, JP28, JP29 1-2 connected.
Prepare the Demo
Connect headphones to Audio HP / Line-Out connector (J4).
Connect source of sound(from PC or Smart phone) to Audio Line-In connector (J3).
Connect a micro USB cable between the PC host and the CMSIS DAP USB port on the 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
If the demo running successfully, you will hear the line in audio from line out and terminal window will show:
Configure codec
Configure I2S
Setup digital loopback