DLPU125 june 2023
Register data write transaction timing is shown in Register Data Write Transaction Timing Diagram.
A
register data write transaction example is shown in Register Data Write Transaction
Example. A register write data value of 0x04030201
is being
transferred.
Signal | Idle | Write low word | Idle | Write high word | Idle |
---|---|---|---|---|---|
usb_if_clock |
1 clock cycle | 1 clock cycle | |||
usb_fd(15:8) |
0x00 | 0x02 | 0x00 | 0x04 | 0x00 |
usb_fd(7:0) |
0x00 | 0x01 | 0x00 | 0x03 | 0x00 |
usb_ctrl(2:0) |
Idle | Data wrt – “010” | Idle | Data wrt – “010” | Idle |