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Mid-stage Access EDFA (ZOA1550MC)

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Features

1.Adopts JDSU or Oclaro pump laser

2.Adopts OFS fiber

3.SMT production process to assure small size and low power comsuption, but high stability

4.Micro auto monitor PCB

5.Output adjustable(-4~+0.5)

6.Max outputs 23dBm(single pump laser)

Diagram

ht (1)

Underside：

ht (2)

Upside

ht (3)

rt

(Unit：mm)

Pin Assignment

PIN #

Name

Description

Note

1

+5V

+5V ower supply

2

+5V

+5V ower supply

3

+5V

+5V ower supply

4

+5V

+5V ower supply

5

Reserve

No Connection

6

Reserve

No Connection

7

Tcase_alarm

Alarm=High@case temperature exceeding its upper limit; Output

8

Lop_alarm

Loss of output power alarm, Alarm=High@output power below its lower limit; Output

9

L_pump_alarm

Alarm=High@either pump current exceeding its upper limit; Output

10

T_pump_alarm

Alarm=High@either pump temperature exceeding its upper limit; Output

11

Reset

Reset=Low; Normal=High

12

+5V

+5V ower supply

13

GND

Ground

14

GND

Ground

15

GND

Ground

16

GND

Ground

17

GND

Ground

18

RS232-TX

9600 baud rate; Output

19

LOS_alarm

Loss of input signal alarm, Alarm=High@input power below the setting lower limit; Output

20

Reserve

No Connection

21

EN_DIS

EN=High@all pumps are on; EN=Low@all pumps are off; Input

22

RX232-RX

9600 baud rate; input

23

Reserve

No Connection

24

+5V

+5V ower supply

25

GND

Ground

26

GND

Ground

V Parameters

Items

Parameters

Model

1550-14~23

Output (dBm)

14~23

Input (dBm)

-10～10

Wavelength (nm)

1530～1560

Output Adjustable Range (dBm)

UP0.5，down -4.0

Output Stability (dB)

≤0.2

Polarization Sensitivity (dB)

＜0.2

Polarization Dispersion (PS)

＜0.5

Optical Return Loss (dB)

≥45

Fiber Connetor

FC/APC、SC/APC

Noise Figure (dB)

＜5（0dBm input）

Power Consumption (W)

12W

Power Supply (V)

+5V

Working Temp (℃)

-20～+60

Size (“)

164×85×18

Weight (Kg)

0.25

Software Function

Firmware Command Set

Port Configuration

The EDFA is set at the baud rate of 9600 bps, 8 data bits, no parity, and 1 stop bit.

Command Syntax

The list shows the commands, which are sent to EDFA and the response, which would be received.

1. Set AGC Gain

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Set Gain of AGC

65H + Byte1

55H

1 bytes followed

2. Set APC Power

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Set Power of APC

66H + Byte1

55H

1 bytes followed

Unsigned，Power range <=23.0dBm，Step = 0.2dB

Byte1 = Power*10/2

3. Set Case Temperature High alarm threshold

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Set Case

Temperature limit

69H + Byte1

55H

1 bytes followed

Unsigned，High Temperature set range：25 to +85 ℃，Step = 1℃

Byte1 = Temperature

4. Set input low alarm threshold

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Set Input Low limit

6AH + 1 Byte1

55H

1 bytes followed

Signed, Set range: -12.5dBm to 12.5dBm，Step : 0.1dB

Byte1 = Actual Value *10

5. Set input high alarm threshold

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Set Input High limit

6BH + Byte1

55H

1 bytes followed

Signed, Set Range -12.5dBm to 12.5dBm，Step : 0.1dB

Byte1 = Actual Value *10

6. Set output low alarm threshold

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Set Output Low limit

6CH + Byte1

55H

1 bytes followed

Unsigned, Set Range：0dBm to 25.5dBm，Step : 0.1dB

Byte1 = real Value *10

7. Set input output high alarm threshold

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Set Output High limit

6DH + Byte1

55H

1 bytes followed

Unsigned, Set Range：0dBm to 25.5dBm，Step : 0.1dB

Byte1 = real Value *10

8. Set operation mode: AGC/APC/ACC

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Set AGC/APC/ACC

71H + Byte1

55H

1 bytes followed

Byte1：0×03 :ACC，0×02 : APC，0×01: AGC

9. Set alarm enable or disable mask

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Set Alarm Mask

80H + Byte1-mask

+ Byte2-mask

55H

2 bytes followed

“1” =masked (i.e. alarm disabled)

“0” =enable alarm

Byte1-mask:

Bit7

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

TEC_2 high

TEC_1 high

I2 high

I1 high

Output high

Output low

Input high

Input low

Byte2-mask:

Bit7

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

reserved

reserved

reserved

reserved

reserved

reserved

reserved

Case T high

TEC_2 high：Pump2 TEC current high alarm

TEC_1 high：Pump1 TEC current high alarm

I2 high：Pump2 bias current high alarm

I1 high：Pump1 bias current high alarm

Output high ：Output power high alarm

Output low：Output power low alarm

Input high：Input power high alarm

Input low：Input power low alarm

Case T high：Case Temperature High Alarm

10. Restore Manufacture Default

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Restore Manufacture Default

90H

55H

Default: Rated power on APC mode：

APC/ACC

APC

/

Laser ON/OFF

ON

/

Output Optical power

OPT_type

dBm

Input Low Alarm

-5

dBm

Input High Alarm

10

dBm

Output Low Alarm

OPT_type-4

dBm

Output High Alarm

OPT_type+1

dBm

Module Temperature High Alarm

65

℃

TEC Current High Alarm

1.3

A

Laser Temperature High Alarm

35

℃

set Alarm Mask

(00 00)

enable

OPT_type: the EDFA-module specified power-level

11. Set input power offset

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Set input power offset

A0H + Byte1 + Byte2

55H

2 bytes followed

Signed, Offset = (Byte2*256+Byte1)/10，Step : 0.1dB

12. Set output power offset

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Set output power offset

A1H + Byte1 + Byte2

55H

2 bytes followed

Signed, Offset = (Byte2*256+Byte1)/10，Step : 0.1dB

13. Set Pump1 bias current on ACC mode

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Set Pump1 bias current

67H + Byte1 + Byte2

55H

2 bytes followed

Unsigned, Bias Current = (Byte2*256+Byte1)，Step: 1mA
14. Set Pump1 current high alarm threshold

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Set Pump1 current high alarm threshold

68H + Byte1 + Byte2

55H

2 bytes followed

Unsigned, Actual Value = ( Byte2*256+Byte1)，Step : 1mA

17. Shut down Pump

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Shut down Pump

82H

55H

Notes: Enable when external switch enable

18. On Pump

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

On Pump

83H

55H

Notes: Enable when external switch enable

19. Read Pump1 Temperature

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Read Pump1 Temperature

87H

55H + Byte1

1 bytes followed

Signed，Byte1=Actual Value , Unit : 1℃

21. Read TEC1 current

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Read TEC1 current

89H

55H + L-Bytes + H-Bytes

2 bytes followed

Signed，TEC current = H-Bytes*256+ L-Bytes，Unit :1mA

23. Read Pump1 Power

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Read Pump1 Power

A2H

55H + L-Bytes + H-Bytes

2 bytes followed

Unsigned，Pump Power = (H-Bytes*256+ L-Bytes)/10，Unit :1mW

25. Read whole data module status

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Read whole data module status

79H

55H + Byte1 + Byte2 + Byte3 + Byte4 + Byte5 + Byte6 + Byte7 + Byte8

8 bytes followed

Byte1：Input Power L-Bytes

Byte2：Input Power H-Bytes

Byte3：Output Power L-Bytes

Byte4：Output Power H-Bytes

Byte5：Pump1 Current L-Bytes

Byte6：Pump1 Current H-Bytes

Byte7：Pump2 Current L-Bytes

Byte8：Pump21 Current H-Bytes

Input Power，Output Power：Signed number，formula → power = (H-Bytes*256+L-Bytes)/10

Pmp-1 Current，Pmp-2 Current：Unsigned number，formula → current = (H-Bytes*256+L-Bytes)

26. Read setting parameter

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Read setting parameter

7AH

55H + Byte1 + Byte2 + Byte3 + Byte4 + Byte5 + Byte6 + Byte7 + Byte8 + Byte9 + Byte10 + Byte11 + Byte12 + Byte13 + Byte14 + Byte15 + Byte16+ Byte17

17 bytes followed

 

Byte

Description

Command

Sequence

Byte1

Pump-1 H limit low

Pump 1 alarm current low byte

68

14

Byte2

Pump-1 H limit high

Pump 1 alarm current high byte

68

14

Byte3

Pump-2 H limit low

Pump 2 alarm current low byte

85

16

Byte4

Pump-2 H limit high

Pump 2 alarm current high byte

85

16

Byte5

Case_T limit

Case Temperature alarm H limit

69

3

Byte6

Input L limit

Input alarm low limit

6A

4

Byte7

Input H limit

Input alarm high limit

6B

5

Byte8

Output L limit

output alarm low limit

6c

6

Byte9

Output H limit

output alarm high limit

6d

7

Byte10

NC

Byte11

NC

Byte12

C_POWER_L

Power of APC low byte

66

2

Byte13

C_POWER_H

Power of APC high byte

66

2

Byte14

C_I1_H

operation Current 1 of ACC low byte

67

13

Byte15

C_I1_H

operation Current 1 of ACC high byte

67

13

Byte16

C_I2_H

operation Current2 of ACC low byte

68

15

Byte17

C_I1_H

operation Current 2 of ACC high byte

68

15

27. Read operation mode

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Read operation mode

7BH

55H + Byte1 + Byte2 + Byte3

3 bytes followed

Byte1：Type TYP = TYP (Type Power) * 5*2/10, e.g. Type power =22, It’s 22dBm EDFA, so TYP is 0x6E

Byte2：0×03: ACC，0×02 : APC，0×01: AGC

Byte3：Pump numbers

28. Read firmware version

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Read firmware version

7CH

55H + Byte1

1 bytes followed

Byte1：Actual Version =Version Data / 10

29. Read alarm bit

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Read alarm bit

7DH

55H + Byte1 + Byte2

2 bytes followed

Byte1:

Bit7

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

TEC_2 high

TEC_1 high

I2 high

I1 high

Output high

Output low

Input high

Input low

Byte2:

Bit7

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

reserved

reserved

reserved

reserved

reserved

reserved

reserved

Case T high

0：OK

1：Alarm

30. Read alarm enable

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Read alarm bit

81H

55H + Mask1 + Mask2

2 bytes followed

31. Read case temperature

Function

Command

( PC to EDFA Module )

Acknowledge

( EDFA Module to PC )

Comments

Read alarm bit

86H

55H + Byte1

1 bytes followed

Byte1：Actual Version = Actual Value / Unit=℃

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