Hi,
according NXP IMX8M-MINI reference manual (table 8.1 page 1262), the GPIO1_IO03 pad has an alternate function SDMA1_EXT_EVENT0 (ALT5)
I'm not able to find any reference documentation or sample usage neither in the Linux kernel nor in FreeRTOS demos.
Can you provide any detail about it?
Thanks
BR
Pier
Hello,
The following Community thread contains general considerations about the
SDMA external events.
https://community.nxp.com/message/546299
Regards,
Yuri.