ISP1582BS ST-Ericsson Inc, ISP1582BS Datasheet - Page 37

• Manufacturer Part Number: ISP1582BS
• Description: IC USB CTRL HI-SPEED 56HVQFN
• Manufacturer: ST-Ericsson Inc

Specifications of ISP1582BS

• Applications: USB Host/Peripheral Controller
• Interface: USB
• Voltage - Supply: 3 V ~ 3.6 V
• Package / Case: 56-VQFN Exposed Pad, 56-HVQFN, 56-SQFN, 56-DHVQFN
• Mounting Type: Surface Mount
• For Use With: ISP1582 PCI EVALKIT - PCI BUS EVAL KIT ISP1582
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

NXP Semiconductors
AN10039_4
Application note
Fig 21. Handling ATA_READ_10
Yes
Drive Select Task File register =
SLAVE | LBA_MODE |
Byte count MSB Task File register = CBW.CDB[3]
Byte count LSB Task File register = CBW.CDB[4]
Sector Number Task File register = CBW.CDB[5]
CBW.CDB[2]
Interrupt Reason Task File register = 0
CBW.dCBWDataTransferLength - 512
Command Status Task File register =
No
CBW.dCBWDataTransferLength =
CBW.dCBWDataTransferLength =
Sector_Count = Sector Count - 1
CBW.CDB[4] = CBW.CDB[4] + 1
CBW.dCBWDataTransferLength
Sector_Count = CBW.CDB[7]
ATA READ_DMA command
Handle ATA Data Transfer
Reset Transfer_Done flag
Atapi_ByteCount = 512
Transfer_Done == 0
Is master ATA drive
Transfer_Error == 0
Sector_Count != 0
MDMA_Mode = 1
UDMA_Mode = 0
Endpt_FIFO =
Auto_PIO = 0
Endpt_FIFO
Start
AND
Yes
No
A
Drive Select Task File register =
MASTER | LBA_MODE |
Rev. 04 — 21 December 2006
CBW.CDB[2]
Yes
Atapi_ByteCount = CBW.dCBWDataTransferLength
Interrupt Reason Task File register = CBW.CDB[8]
No
CBW.Length != 0
Set Transfer_Done flag
Yes
ISP1582/83 Firmware Programming Guide
No
CBW.dCBWDataTransferLength
Byte Transfered Count =
Transfer Error == 1
Stop
No
A
ATAPI_Read Phase
AN10039
Prev_State =
© NXP B.V. 2006. All rights reserved.
Yes
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