N i s a r | Finisar AN-2030 guide

	AN-2030: Digital Diagnostic Monitoring Interface for Optical Transceivers							F i n i s a r
1			Table 3.8: Diagnostic Monitoring Type

		Data Address		Bits	Description


		92		7	Reserved	for	legacy	diagnostic
					implementations. Must be ‘0’ for compilance
					with this document.

		92		6	Digital diagnostic		monitoring	implemented
					(described in this document). Must be ‘1’ for
					compliance with this document.

		92		5	Internally Calibrated

		92		4	Externally Calibrated

		92		3	Received power measurement type
					0 = OMA, 1 = Average Power
		92		2	Address change required see section above,
					“addressing modes”
		92		1-0	Reserved
2
2
3

9/26/02 Revision D

Page 14

Image 14

Finisar AN-2030 specifications N i s a r

Contents

Scope and Overview 35 2. Applicable Documents Enhanced Digital Diagnostic Interface Definition Overview Cal Constants Bytes Password Entry 8 bytesSpecific Data Field Descriptions Control Functions 8 bytes Name Bytes Description of Field Address Serial ID Data Fields Address A0Data Identifier values ConnectorIdentifier Extended Identifier Connector values Description of connector Transceiver Transceiver codes Speed Reach Specifier bit Description 4a Sonet Reach SpecifiersEncoding Code Description of encoding mechanism Length 9μ BR, nominalLength 9μ-km Length 50μ Dwdm Channel Spacing Length CopperVendor name Vendor OUI Dwdm Wavelength Fraction Vendor RevLaser Wavelength BR, max OptionsOption values 13 BR, min Data Description of field Address Diagnostic Monitoring TypeDate Code N i s a r Enhanced Options 11 SFF-8472 Compliance 10 I/O Timing for Soft Control & Status FunctionsSFF-8472 Compliance Diagnostics 12 Bit weights C for temperature reporting registers 13 Digital temperature format Temperature N i s a r Alarm and Warning Thresholds 14 Alarm and Warning Thresholds 2-Wire Address A2h N i s a r 16a Unsigned fixed-point binary format for slopes 16b Format for offsets 16c IEEE-754 Single-Precision Floating Point Number Format 16d Example of Floating Point Representation Bit Name Description Alarm and Warning Flags LOS 18 Alarm and Warning Flag Bits 2-Wire Address A2h Byte Bit Name Description 19 Password Addresses 2-Wire Address A2h20 User Eeprom 2-Wire Address A2h Address # Bytes Name Description Wire Interface Operation Ddtc Electrical Interface Definition Overview N i s a r Current Address Read Detailed 2 -Wire Serial Port Operation N i s a r Wire Protocol Data Transfer Protocol DC Electrical Characteristics Vcc = 3.15V to For More Information