Delta Electronics Sonet OC-48/SDH Technical Specifications 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.
2 wire address 1010000 X (A0h)
0
Serial ID Defined by SFP MSA
95
96
Vender Specific
127
128
Reserved in SFP MSA
255
Digital Diagnostic Memory Map Specific Data Field Descriptions
DELTA ELECTRONICS, INC.
(96 bytes)
(32 bytes)
(128 bytes)
2 wire address 1010001 X (A2h)
0
Alarm and Warning Thresholds
55
56
Cal Constants
95
96
Real Time Diagnostic Interface
119
120
Vender Specific
127
128
User Writable EEPROM
(120 bytes)
247
248
Vender Specific
255
9
(56 bytes)
(40 bytes)
(24 bytes)
(8 bytes)
Dec., 2006
www.deltaww.com
Rev. 0E