Datasheet

Microcontroller Unit (MCU)

6−7

SLLS535E − April 2008 TUSB6250

Table 6−2. Memory Mapped Registers Summary (XDATA Range: F000 → F0F9) (Continued)

ADDRESS REGISTER NAME DESCRIPTION

F0D0 ATPIFCNFG0 ATA/ATAPI interface configuration register 0

F0D1 ATPIFCNFG1 ATA/ATAPI interface configuration register 1

F0D2 ATPACSREG0 ATA/ATAPI access register 0

F0D3 ATPACSREG1 ATA/ATAPI access register 1

F0D4 ATPACSREG2 ATA/ATAPI access register 2

F0D5 ATPACSREG3 ATA/ATAPI access register 3

F0D6 TRANSBCNT0 USB or ATA/ATAPI transfer byte count register 0 (7:0)

F0D7 TRANSBCNT1 USB or ATA/ATAPI transfer byte count register 1 (15:8)

F0D8 TRANSBCNT2 USB or ATA/ATAPI transfer byte count register 2 (23:16)

F0D9 TRANSBCNT3 USB or ATA/ATAPI transfer byte count register 3 (31:24)

F0DA CMNDLNGTH Command length register

F0DB BLKSECCNT Block sector count register

F0DC PIOSPAS PIO transfer speed (assertion timing) register

F0DD PIOSPRC PIO transfer speed (recovery timing) register

F0DE DMASPAS DMA transfer speed (assertion timing) register

F0DF DMASPRC DMA transfer speed (recovery timing) register

F0E0 MCUBYTE0 MCU data byte_0 register

F0E1 MCUBYTE1 MCU data byte_1 register

F0E2 MCUBYTE2 MCU data byte_2 register

F0E3 MCUBYTE3 MCU data byte_3 register

F0E4 MCUACSL MCU access address low-byte register

F0E5 MCUACSH MCU access address high-byte register

F0E6 ATPINTRPT0 ATA/ATAPI interrupt register 0

F0E7 ATPINTMSK0 ATA/ATAPI interrupt mask register 0

F0E8 ATPINTRPT1 ATA/ATAPI interrupt register 1

F0E9 ATPINTMSK1 ATA/ATAPI interrupt mask register 1

F0EA ATPSTATUS ATA/ATAPI interface status register

F0EB SECWRPTL Sector FIFO write pointer low-byte register

F0EC SECWRPTH Sector FIFO write pointer high-byte register

F0ED WRPTBKUPL Sector FIFO write pointer backup low-byte register

F0EE WRPTBKUPH Sector FIFO write pointer backup high-byte register

F0EF SECRDPTL Sector FIFO read pointer low-byte register

F0F0 SECRDPTH Sector FIFO read pointer high-byte register

F0F1 RDPTBKUPL Sector FIFO read pointer backup low-byte register

F0F2 RDPTBKUPH Sector FIFO read pointer backup high-byte register

F0F3 Reserved

↓ Reserved

F0F8 Reserved

F0F9 ULRCVEXCNT Ultra receive extra word count register