Gravity: UART Fiber Optic Transceiver Module
UART fiber optic transceiver providing electrical isolation and lightning protection for interference-free serial communication up to 10km. Supports star network topology.
Pinout
- Gravity: UARTOfficial table 2 row 1
UART interface, connect to MCU or sensor
Type · UART - PWR LEDOfficial table 2 row 2
Power indicator, turns ON when powered on
Type · Unknown - SD LEDOfficial table 2 row 3
Indicator for optical fiber disconnection, which lights up when the fiber optic disconnection is detected
Type · GPIO - TX LEDOfficial table 2 row 4
Indicator for fiber optic transmitting, which blinks when transmitting signal
Type · UART - RX LEDOfficial table 2 row 5
Indicator for fiber optic receiving, which blinks when receiving signal
Type · Power - SC Fiber Optic InterfaceOfficial table 2 row 6
Connect to SC fiber optic interface
Type · GPIO
| Pin | Position | Type | Function |
|---|---|---|---|
| Gravity: UART | Official table 2 row 1 | UART | UART interface, connect to MCU or sensor |
| PWR LED | Official table 2 row 2 | Unknown | Power indicator, turns ON when powered on |
| SD LED | Official table 2 row 3 | GPIO | Indicator for optical fiber disconnection, which lights up when the fiber optic disconnection is detected |
| TX LED | Official table 2 row 4 | UART | Indicator for fiber optic transmitting, which blinks when transmitting signal |
| RX LED | Official table 2 row 5 | Power | Indicator for fiber optic receiving, which blinks when receiving signal |
| SC Fiber Optic Interface | Official table 2 row 6 | GPIO | Connect to SC fiber optic interface |
Pin details
6 connections- Gravity: UARTOfficial table 2 row 1
UART interface, connect to MCU or sensor
UART - PWR LEDOfficial table 2 row 2
Power indicator, turns ON when powered on
Unknown - SD LEDOfficial table 2 row 3
Indicator for optical fiber disconnection, which lights up when the fiber optic disconnection is detected
GPIO - TX LEDOfficial table 2 row 4
Indicator for fiber optic transmitting, which blinks when transmitting signal
UART - RX LEDOfficial table 2 row 5
Indicator for fiber optic receiving, which blinks when receiving signal
Power - SC Fiber Optic InterfaceOfficial table 2 row 6
Connect to SC fiber optic interface
GPIO
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