Delta Electronics Multi-Rate CWDM SFP Transceiver LCP-1250 CWDM User Manual
Page 11
DELTA ELECTRONICS, INC.
11 2008/1/15
Rev. 0A
www.deltaww.com
8) Byte 84-91: Date code.
9) Byte 95: Check sum of bytes 64-94.
10) Byte 128 to 255 had been set hex 00.
Digital Diagnostic Monitoring Interface
Alarm and Warning Thresholds (2-Wire Address A2h)
Address
#
Bytes
Name
Value (Dec.)
Unit
Note
00-01 2
Temp
High
Alarm
T
C
(MAX.)+15
02-03 2
Temp
Low
Alarm
T
C
(MIN.)
04-05
2
Temp High Warning
T
C
(MAX.)+10
06-07
2
Temp Low Warning
T
C
(MIN.)+10
1
08-09
2
Voltage High Alarm
Vcc+5%
10-11
2
Voltage Low Alarm
Vcc-5%
12-13
2
Voltage High Warning
Vcc+3%
14-15
2
Voltage Low Warning
Vcc-3%
Volt
16-17 2
Bias
High
Alarm
I
OP
*2+35
18-19 2
Bias
Low
Alarm
I
OP
-13
20-21
2
Bias High Warning
I
OP
*2+30
22-23
2
Bias Low Warning
I
OP
–8
mA 2
24-25
2
TX Power High Alarm
P+3
26-27
2
TX Power Low Alarm
P-3
28-29
2
TX Power High Warning
P+2
30-31
2
TX Power Low Warning
P-2
dBm
3
32-33
2
RX Power High Alarm
P
0
+3
34-35
2
RX Power Low Alarm
P
S
-2
36-37
2
RX Power High Warning
P
0
+2
38-39
2
RX Power Low Warning
P
S
dBm 4
40-45
16
Reversed
56-91
36
External Calibration Constants
92-94
3
Reversed
95
1
Checksum
5
96-97
2
Real Time Temperature
98-99
2
Real Time Supply Voltage
100-101
2
Real Time Tx Bias Current
102-103
2
Real Time Tx Optical Power
104-105
2
Real Time Rx Received Power
106-109
4
Reserved
110
1
Optional Status/ Control Bits
6
111
1
Reserved
112-119
8
Optional Set of Alarm and Warning
7
Notes:
1) T
C
: Case Operating temperature.
2) I
OP
: Operating current at room temperature. The min. setting current is 0 mA.
3) P: Operating optical power of transmitter at room temperature.
4) P
0
: Overload optical power of receiver.