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Cypress specifications CY7C68300C/CY7C68301C CY7C68320C/CY7C68321C, EEPROM Organization

Models: CY7C68320C CY7C68300C CY7C68321C CY7C68301C

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Cypress CY7C68300C/CY7C68301C CY7C68320C/CY7C68321C, EEPROM Organization, Snapshot of ‘AT2LP Blaster’ Utility

Contents

Block Diagram FeaturesCY7C68300C/CY7C68301C CY7C68320C/CY7C68321C EZ-USB AT2LP USB 2.0 to ATA/ATAPI Bridge CY7C68300A Compatibility ApplicationsIntroduction CY4615C EZ-USB AT2LP Reference Design Kit USB Specification version CY7C68300C EZ-USB AT2LPCY7C68301C 56-pin SSOP ENABLE EZ-USB AT2LP CY7C68300C CY7C68301C 56-pin QFNRESET# DD13 CY7C68320C EZ-USB AT2LPCY7C68321C 56-pin SSOP ARESET# EZ-USB AT2LP CY7C68320C CY7C68321C 56-pin QFNGPIO2 DD15 100-pin TQFP CY7C68320ACY7C68321A USB D-signal See “DPLUS, DMINUS” on page USB D+ signal See “DPLUS, DMINUS” on pagepage PU 10K CY7C68320C/CY7C68321C CY7C68300C/CY7C68301C VBUS detection See “VBUSATAENABLE” on Chip reset See “RESET#” on page DPLUS, DMINUS “ATAPUEN” on pageSCL, SDA XTALIN, XTALOUT USB High-Speed SYSIRQ ATA Interface Pins GPIO PinsDRVPWRVLD LOWPWR# RESET# VBUSATAENABLEATAPUEN PWR500# HID Functions for Button Controls Functional OverviewATA Command Block ATACB Byte Table 6. ATACB Field DescriptionsField Name Field Description 5-12 Operating Modes Operational Mode Selection FlowFigure 10. Operational Mode Selection Flow Table 7. Command Block Wrapper Bulk-Only Transport Specification . There is a vendor-specificFused Memory Data Normal Mass Storage Mode MfgCB Figure 11. Snapshot of ‘AT2LP Blaster’ Utility EEPROM Organization where the device data length does not match the host data Enable a delay of up to 120 ms at each read of the DRQ bit“Functional Overview” on page 15 for more detail on how length. This allows the CY7C68300C/CY7C68301C to work Determines 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 Configuration Interface Descriptor USB Bulk Out EndpointUSB Bulk In Endpoint Terminator Page 29 of Number of the channel, must be a zero based value that is Descriptor-Index 0 LANGID CY7C68300C/CY7C68301C CY7C68320C/CY7C68321C unique serial Descriptor-Serial Number LOADCONFIGDATA READCONFIGDATA Table 12.EEPROM-related Vendor-specific CommandsLabel bmRequestType DC Characteristics Absolute Maximum RatingsOperating Conditions Ordering Information AC Electrical CharacteristicsATA Timing Characteristics USB Transceiver Characteristics Figure 12. 100-Pin Thin Plastic Quad Flatpack 14 x 20 x 1.4 mm A101 Package Diagrams Figure 13. 56-lead Shrunk Small Outline Package Package Diagrams continued General PCB Layout Recommendations For USB Mass Storage Designs Figure 14. 56-Lead QFN 8 x 8 mm LF56APage 39 of Quad Flat Package No Leads QFN Package Design Notes Other Design ConsiderationsPCB Material Disclaimers, Trademarks, and Copyrights IDE Removable Media DevicesDevices With Small Buffers Issue Date Document History PagedDocument Number ECN NO