AnsweredAssumed Answered

uart 9 bit mode with DMA

Question asked by charlie zx on Oct 9, 2015
Latest reply on Oct 11, 2015 by Hui_Ma

I just set the  Uart_D as the source address to the DMA .

And I want to ask that.

①how to get and set the ninth bit of the uart ?  Is there any interrupt for the DMA send/Receive each byte ?

②In 9bit mode is better not use the DMA .Is that right ?