CY7C68300C/CY7C68301C CY7C68320C/CY7C68321C

Contents EZ-USB AT2LP USB 2.0 to ATA/ATAPI Bridge FeaturesBlock Diagram CY7C68300C/CY7C68301C CY7C68320C/CY7C68321CCY4615C EZ-USB AT2LP Reference Design Kit USB Specification version ApplicationsCY7C68300A Compatibility Introduction56-pin SSOP EZ-USB AT2LPCY7C68300C CY7C68301CDD13 EZ-USB AT2LP CY7C68300C CY7C68301C 56-pin QFNENABLE RESET#56-pin SSOP EZ-USB AT2LPCY7C68320C CY7C68321CDD15 EZ-USB AT2LP CY7C68320C CY7C68321C 56-pin QFNARESET# GPIO2CY7C68320A 100-pin TQFPCY7C68321A PU 10K USB D+ signal See “DPLUS, DMINUS” on pageUSB D-signal See “DPLUS, DMINUS” on page pageCY7C68320C/CY7C68321C CY7C68300C/CY7C68301CVBUS detection See “VBUSATAENABLE” on Chip reset See “RESET#” on pageXTALIN, XTALOUT “ATAPUEN” on pageDPLUS, DMINUS SCL, SDAUSB High-Speed SYSIRQLOWPWR# GPIO PinsATA Interface Pins DRVPWRVLDPWR500# VBUSATAENABLERESET# ATAPUENFunctional Overview HID Functions for Button ControlsATA Command Block ATACB Field Description Table 6. ATACB Field DescriptionsByte Field Name5-12 Operational Mode Selection Flow Operating ModesFigure 10. Operational Mode Selection Flow Normal Mass Storage Mode Bulk-Only Transport Specification . There is a vendor-specificTable 7. Command Block Wrapper Fused Memory DataMfgCB Figure 11. Snapshot of ‘AT2LP Blaster’ Utility EEPROM Organizationlength. This allows the CY7C68300C/CY7C68301C to work Enable a delay of up to 120 ms at each read of the DRQ bitwhere the device data length does not match the host data “Functional Overview” on page 15 for more detail on howDetermines if the AT2LP is to do an SRST reset during drive returned on bits 2, 1, and 0 of EP1IN. This bit must be set to CY7C68300C/CY7C68301C CY7C68320C/CY7C68321C does not exist. The USB Mass Storage Class Bulk-Only ConfigurationUSB Bulk Out Endpoint Interface DescriptorUSB Bulk In Endpoint Terminator Page 29 of Number of the channel, must be a zero based value that isDescriptor-Index 0 LANGID CY7C68300C/CY7C68301C CY7C68320C/CY7C68321C unique serial Descriptor-Serial NumberLOADCONFIGDATA bmRequestType Table 12.EEPROM-related Vendor-specific CommandsREADCONFIGDATA LabelAbsolute Maximum Ratings DC CharacteristicsOperating Conditions USB Transceiver Characteristics AC Electrical CharacteristicsOrdering Information ATA Timing CharacteristicsFigure 12. 100-Pin Thin Plastic Quad Flatpack 14 x 20 x 1.4 mm A101 Package DiagramsFigure 13. 56-lead Shrunk Small Outline Package Package Diagrams continuedFigure 14. 56-Lead QFN 8 x 8 mm LF56A General PCB Layout Recommendations For USB Mass Storage DesignsPage 39 of Other Design Considerations Quad Flat Package No Leads QFN Package Design NotesPCB Material IDE Removable Media Devices Disclaimers, Trademarks, and CopyrightsDevices With Small Buffers ECN NO Document History PagedIssue Date Document Number