Hardware Parameter
Interface Parameter
Function Data
Pin Description
| PIN | Name | Description | Notes |
|
1 |
VeeT | Transmitter Ground | 1 |
| 2 | Tx-Fault | Transmitter Fault Indication, Normal “0”,Fault：Logic “1” output , LVTTL | 2 |
| 3 | Tx-Disable | TX Disable; turns off Tx laser | 3 |
| 4 | Mod-Def(2) | SDA I2C Data line | 2 |
| 5 | Mod-Def(1) | SCL I2C Clock line | 2 |
| 6 | Mod-Def(0) | Module Absent, connected to VeeR | 2 |
| 7 | Rate Select | For Dying Gasp detect, input low active | |
| 8 | LOS | Loss of Signal | 2 |
| 9 | VeeR | Receiver Ground | 1 |
| 10 | VeeR | Receiver Ground | 1 |
| 11 | VeeR | Receiver Ground | 1 |
| 12 | RD- | Inv. Received Data Output | |
| 13 | RD+ | Received Data Output | |
| 14 | VeeR | Receiver Ground | 1 |
| 15 | VccR | Receiver Power | 1 |
| 16 | VccT | Transmitter Power | |
| 17 | VeeT | Transmitter Ground | 1 |
| 18 | TD+ | Transmit Data In | |
| 19 | TD- | Inv.Transmit Data In | |
| 20 | VeeT | Transmitter Ground | 1 |
Notes:
1. Module circuit ground is isolated from module chassis ground within the module.
2. The pins shall be pulled up with 4.7K-10KΩ to a voltage between 3.13V and 3.47V on host board.
3. The pin is pulled up to VccT with a 4.7K-10KΩ resistor in the module.
