Description:
...- May 1998www.national.comUSBN9603/USBN9604 Universal Serial Bus Full Speed Node Controller with Enhanced DMA SupportJune 2003... ...USBN9603/USBN9604 Universal Serial BusFull Speed Node Controller with Enhanced DMA SupportGeneral DescriptionThe USBN9603/4 are integrated, USB Node controllers.... ...Non-multiplexed mode uses the control pins CS, RD, WR, the address pin A0 and the bidirectional data bus D7-0 as shownin Figure 4. This mode is selected by tying both the MODE1 and MODE0 pins to GND.The CPU has direct access to the DATA_IN, DATA_OUT and ADDR registers. Reading and writing data to the device canbe done either in standard access or burst mode. See Figure 5 for timing information....