I use MCAL package SW32K3_RTD_4.4_2.0.2 to configure SPI and DMA.
When I try to send data, it only sends out 4 bytes while I configured 8 bytes in EB.
What would be the probelm that cause this problem?
Signals wafeform:
Test Code:
Following is my configuration:
Hi,
From my point of view, you should try to change
DMAMUX source to DMA_MUX_0_LPSPI_5_TX_REQUEST/ DMA_MUX_0_LPSPI_5_RX_REQUEST
instead of DMA_IP_REQ_MUX0_ALWAYS_ON1