Instruction/ maintenance manual of the product West Bridge Astoria AN46860 Cypress Semiconductor
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Schematic Review Checklist f or West Bridge ® Astoria ™ December 12, 2008 Document No. 001- 46860 Rev. * A 1 AN 46860 Author : Praveen Kumar Associated Project : No Software Version : Astoria SDK 1.
AN 46860 December 12, 2008 Document No. 001- 46860 Rev. * A 2 6. DACK# is used in conjunction with DRQ#. If INT# is used to indicate that at least one bit is set in the DRQ # register, then DACK# remains unused. DACK# is not required for Astoria to function.
AN 46860 December 12, 2008 Document No. 001- 46860 Rev. * A 3 Clocks 1. Ensure that the XTALSLC[1:0] pin levels correspond to the frequency of the signal at XTALIN and XTALOUT. 2. Leave the XTALOUT floating if an external cl ock source is used. 3. Clock or crystal characteristics mu st conform to the requirements specified in the data sheet.
AN 46860 December 12, 2008 Document No. 001- 46860 Rev. * A 4 Document History Document Title: Schematic Review Checklist for West Bridge ® Astoria™ Document Number: 001-46860 Revision ECN Submission Date Orig. of Change Description of Change ** 2516790 06/16/2008 PRKU New application note.
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