Delta Electronics LCP-1250A4FDRx specifications Enhanced Digital Diagnostic Interface

Page 9

Enhanced Digital Diagnostic Interface

The memory map in the following describes an extension to the memory map defined in SFP MSA. The enhanced

interface uses the two wire serial bus address 1010001X(A2h) to provide diagnostic information about the module’s

present operating conditions.

0

95

96

127

128

255

2 wire address 1010000 X (A0h)

Serial ID Defined by SFP MSA (96 bytes)

Vender Specific (32 bytes)

Reserved in SFP MSA (128 bytes)

0

55

56

95

96

119

120

127

128

247

248

255

2 wire address 1010001 X (A2h)

Alarm and Warning Thresholds

(56 bytes)

Cal Constants

(40 bytes)

Real Time Diagnostic Interface (24 bytes)

Vender Specific (Note)

User Writable EEPROM

(120 bytes)

Vender Specific

(8 bytes)

Note:

Digital Diagnostic Memory Map Specific Data Field Descriptions

1)Write the password (11h, 11h, 11h, 11h) on the bytes of 123-126 of address A2h then the address of bytes 128-255 (User Writable) can be read and written.

9

Oct., 2006

 

Rev. 6F

DELTA ELECTRONICS, INC.

www.deltaww.com

Image 9
Contents Performance DescriptionApplicationsElectrical Characteristics Absolute Maximum RatingsRecommended Operating Conditions Mask of the eye diagram for the optical transmit signal Optical CharacteristicsMOD-DEF2 Open PLD / PAL Package Outline Drawing SFP timing parameters for SFP management Parameter Symbol Min Max UnitEnhanced Digital Diagnostic Interface Eeprom Serial ID Memory Contents 2-Wire Address A0h Address Name Value Dec Unit Bytes Digital Diagnostic Monitoring InterfaceState/ Control Bits Optional Set of Alarm and WarningOrdering information for SFP modules Regulatory ComplianceRevision History