SPRUIM2H May 2020 – October 2023 AM2431 , AM2432 , AM2434 , AM6411 , AM6412 , AM6421 , AM6422 , AM6441 , AM6442
To enable and configure program the DMA mode, perform the following steps:
Step | Register/Bit Field/Programming Model | Value |
---|---|---|
Set the option of DMA mode configuration | UART_SCR[0] DMA_MODE_CTL | - |
IF Configure DMA mode 0 and 1 | UART_SCR[0] DMA_MODE_CTL | =0 |
Select the DMA mode, for more information see Section 12.1.5.4.6.4 | UART_FCR[3] DMA_MODE | - |
IF Configure DMA mode from 0 to 3 | UART_SCR[0] DMA_MODE_CTL | =1 |
Select the DMA mode, for more information see Section 12.1.5.4.6.4 | UART_SCR[2-1] DMA_MODE_2 | - |