some questions about fx3 | Cypress Semiconductor
some questions about fx3
question1 ：as following picture ： Data An where come from？？(where ?1 in the picture.)
question1 ：as following picture ： Data is uping to the bus ,why the fifo addr is the same ? (where ?2 in the picture.)
2 in the article An65974 page22 : 5. sets up the DMA channels
a. For loopback transfers, short packet, and ZLP transfer, two DMA channels are created: why the buffer =1kB ? (for usb 3.0)
b. For streaming, two DMA channels are created: the buffer =16KB? (for usb 3.0) what is difference between the 1kB and 16 kB?