State/ control bits, Optional set of alarm and warning – Delta Electronics Multi-Rate CWDM SFP Transceiver LCP-1250 CWDM User Manual
Page 12
DELTA ELECTRONICS, INC.
12 2008/1/15
Rev. 0A
www.deltaww.com
P
S
: Sensitivity optical power of receiver.
5) Byte 95 contains the low order 8bits of sum of bytes 0-94.
6)
State/ Control Bits
Byte
Bit
Name
Description
110
7
Tx Disable State
Digital state of the Tx disable input pin
110
6
Soft Tx Disable
Read/ Write bit that allow software disable of laser
110 5
Reserved
110
4
Rate Select tate
NA
110
3
Soft Rate Select
NA
110
2
Tx Fault
Digital state of the Tx fault output pin
110 1
LOS
Digital
state
of the LOS output pin.
110
0
Data_Ready_Bar
NA
7)
Optional Set of Alarm and Warning
Byte
Bit
Name
Description
112
7
Temp High Alarm
Set when internal temperature exceeds high alarm level
112
6
Temp Low Alarm
Set when internal temperature is below low alarm level
112
5
Vcc High Alarm
Set when internal supply voltage exceeds high alarm level
112
4
Vcc Low Alarm
Set when internal supply voltage is below low alarm level
112
3
Tx Bias High Alarm
Set when Tx Bias current exceeds high alarm level
112
2
Tx Bias Low Alarm
Set when Tx Bias current is below low alarm level
112
1
Tx Power High Alarm
Set when Tx output power exceeds high alarm level
112
0
Tx Power Low Alarm
Set when Tx output power is below low alarm level
113
7
Rx Power High Alarm
Set when received power exceeds high alarm level
113
6
Rx Power Low Alarm
Set when received power is below low alarm level
113
5-0
Reserved
116
7
Temp High Warning
Set when internal temperature exceeds high warning level
116
6
Temp Low Warning
Set when internal temperature is below low warning level
116
5
Vcc High Warning
Set when internal supply voltage exceeds high warning level
116
4
Vcc Low Warning
Set when internal supply voltage is below low warning level
116
3
Tx Bias High Warning
Set when Tx Bias current exceeds high warning level
116
2
Tx Bias Low Warning
Set when Tx Bias current is below low warning level
116
1
Tx Power High Warning
Set when Tx output power exceeds high warning level
116
0
Tx Power Low Warning
Set when Tx output power is below low warning level
117
7
Rx Power High Warning
Set when received power exceeds high warning level
117
6
Rx Power Low Warning
Set when received power is below low warning level
117
5-0
Reserved
Digital Diagnostic Monitor Accuracy
Parameter
Typical Value
Note
Transceiver Temperature
± 3
1
Power Supply Voltage
± 3%
2
TX Bias Current
± 10%
TX Optical Power
± 1.5dB
RX Optical Power
± 3dB
Notes: