ISP1582BS ST-Ericsson Inc, ISP1582BS Datasheet - Page 35

• 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 19. Handling ATA_INQUIRY
Initialize the drive select Task File register to master or
Write to the Data Port register 0x00, 0x00, 0x00, 0x01,
Issue ATA IDENTIFY DEVICE command by writing to
Validate the data using VENP in the Control Function
Initialize the Endpoint Index register to the respective
Read to the Data Task File register (LSB) 512 times
and store the Model number in the identify device
Initialize the Byte count Task File register = 512
0x1F, 0x00, 0x00, 0x00 and the Model number
Yes
the Command or Status Task File register
Initialize the DMA transfer counter = 512
DMA Command register = READ_1F0
slave based on the device present
CBW.dCBWDataTransferLength
CBW.dCBWDataTranferLength
Yes
Bytes_Transferred_Count =
INTRQ_PENDING == 0
CMD_INTRQ_OK == 0
INTRQ_PENDING = 0
CMD_INTRQ_OK = 0
READ_1F0 == 0
READ_1F0 = 0
IN endpoint
register
Start
AND
Stop
== 6
No
No
No
Is
Write values 0x00, 0x00, 0x00, 0x01, 0x1F,
CBW.dCBWDataTransferLength
0x00 to the Data Port register
Bytes_Transferred_Count =
Rev. 04 — 21 December 2006
Yes
ISP1582/83 Firmware Programming Guide
Bits INTRQ_PENDING, CMD_INTRQ_OK
which DMA Interrupt reason register is
and READ_1F0 are from a variable to
copied in the interrupt routine
AN10039
© NXP B.V. 2006. All rights reserved.
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