Hi all, AT+WMFM=0,1,1 // OK for enabling UART1 AT+WMFM=0,1,2 // OK for enabling UART2 AT+WMFM=0,1,3 // ERROR (USB port Not able to open) AT+WMFM=0,1,5 // ERROR (UART3 Not able to open) I am able to open UART1, UART2 & USB CDC ACM but i am not able to open UART3. AT+WDSO=0,5 (Trying to open UAR…

Not able to open USB port and UART 3

Rex_alex August 29, 2016, 6:00am 4

Hi Ganesh,
Yes, as per PTS, UART3 is not supported in SL8BTA.

-Alex