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Finisar AN-2030 For More Information, F i n i s a r, Finisar Corporation 1308 Moffett Park Drive

Models: AN-2030

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AN-2030: Digital Diagnostic Monitoring Interface for Optical Transceivers

F i n i s a r

For More Information

Finisar Corporation

1308 Moffett Park Drive

Sunnyvale, CA 94089-1133

Tel. (408) 548-1000

Fax (408) 541-6138 sales@finisar.com www.finisar.com

9/26/02 Revision D

Page 35

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Finisar AN-2030 For More Information, F i n i s a r, Finisar Corporation 1308 Moffett Park Drive, Sunnyvale, CA Tel

Contents

Digital Diagnostic Monitoring Interface F i n i s a r61. Scope and Overview 352. Applicable DocumentsF i n i s a r 4OverviewF i n i s a r 38Specific Data Field DescriptionsName of F i n i s a rTable 3.1 Serial ID Data Fields - Address A0 DataTABLE 3.2 Identifier values 15ConnectorF i n i s a r 1IdentifierF i n i s a r TABLE 3.3 Connector valuesDescription of connector Table 3.4: Transceiver codes F i n i s a r1Transceiver 13Encoding F i n i s a rTable 3.4a SONET Reach Specifiers 18Length 9μ F i n i s a r1BR, nominal 9Length 9μ-km21DWDM Channel Spacing F i n i s a r4Length Copper 13Vendor name20DWDM Wavelength Fraction F i n i s a r1Vendor Rev 12Laser Wavelength8BR, max F i n i s a r1Options Table 3.6 Option valuesTable 3.7 Date Code 9Diagnostic Monitoring TypeF i n i s a r Date CodeF i n i s a r Table 3.8 Diagnostic Monitoring TypeTable 3.9 Enhanced Options F i n i s a r1Enhanced Options 10CC EXT F i n i s a r4SFF-8472Compliance Table 3.11 SFF-8472ComplianceF i n i s a r 2DiagnosticsTemperature F i n i s a rTable 3.13 Digital temperature format 1External Calibration F i n i s a rF i n i s a r 12Alarm and Warning Thresholds1Calibration Constants 2 Wire Address A2hF i n i s a r Table 3.16b Format for offsets F i n i s a r19point format were posted on the worldwide web at F i n i s a rDescription Real Time Diagnostic RegistersF i n i s a r NameF i n i s a r Alarm and Warning FlagsF i n i s a r Reserved Optional Alarm and Warning Flag BitsByte Table 3.19 Password Addresses 2-WireAddress A2hTable 3.20 User EEPROM 2-WireAddress A2h F i n i s a rF i n i s a r 2-WireInterface Operation4.DDTC Electrical Interface Definition Overview 1.Clock up to nine cycles F i n i s a rSequential Address Read F i n i s a rCurrent Address Read Random ReadF i n i s a r Detailed 2 -WireSerial Port OperationThe DDTC may operate in the following two modes F i n i s a rPlease see definitions in the following pages Figure 1 2- Wire Protocol Data Transfer ProtocolFigure 2 2- Wire AC Characteristics F i n i s a rVcc = 3.15V to DC ELECTRICAL CHARACTERISTICSAC ELECTRICAL CHARACTERISTICS F i n i s a rSunnyvale, CA Tel For More InformationF i n i s a r Finisar Corporation 1308 Moffett Park Drive