Gravity: I/O Expansion Shield for OpenMV Cam H7 & H7 Plus
I/O expansion shield for OpenMV Cam H7 and H7 Plus, routing peripherals to Gravity connectors with no soldering. Adds a 5V USB power port alongside the camera's native power rail.
Pinout
- Digital PortOfficial table 2 row 1
connect to Gravity series digital modules power supply voltage of the port:3.3V Pin:P0~P5
Type · Power - Power SwitchOfficial table 2 row 2
choose the power supply voltage of P7,P8,P9 ports, 3.3V or VIN(external power supply)
Type · Power - Reset ButtonOfficial table 2 row 3
reset the OpenMV
Type · GPIO - Digital Port (High Current)Official table 2 row 4
drive high current components such as motors and servos power supply voltage of the port: 3.3V or VIN (can be selected by the power switch) Pin:P7,P8,P9
Type · Power - UART PortOfficial table 2 row 5
connect to Gravity series UART modules power supply voltage of the port:3.3V Pin:P0,P1（UART 1）
Type · Power - External Power PortOfficial table 2 row 6
connect to the external power supply input voltage:5V
Type · Power - Analog PortOfficial table 2 row 7
connect to Gravity series analog modules power supply voltage of the port:3.3V Pin:P6
Type · Power - I2C PortOfficial table 2 row 8
connect to Gravity series I2C modules power supply voltage of the port:3.3V Pin:P4,P5（I2C 2）
Type · Power
| Pin | Position | Type | Function |
|---|---|---|---|
| Digital Port | Official table 2 row 1 | Power | connect to Gravity series digital modules power supply voltage of the port:3.3V Pin:P0~P5 |
| Power Switch | Official table 2 row 2 | Power | choose the power supply voltage of P7,P8,P9 ports, 3.3V or VIN(external power supply) |
| Reset Button | Official table 2 row 3 | GPIO | reset the OpenMV |
| Digital Port (High Current) | Official table 2 row 4 | Power | drive high current components such as motors and servos power supply voltage of the port: 3.3V or VIN (can be selected by the power switch) Pin:P7,P8,P9 |
| UART Port | Official table 2 row 5 | Power | connect to Gravity series UART modules power supply voltage of the port:3.3V Pin:P0,P1（UART 1） |
| External Power Port | Official table 2 row 6 | Power | connect to the external power supply input voltage:5V |
| Analog Port | Official table 2 row 7 | Power | connect to Gravity series analog modules power supply voltage of the port:3.3V Pin:P6 |
| I2C Port | Official table 2 row 8 | Power | connect to Gravity series I2C modules power supply voltage of the port:3.3V Pin:P4,P5（I2C 2） |
Pin details
8 connections- Digital PortOfficial table 2 row 1
connect to Gravity series digital modules power supply voltage of the port:3.3V Pin:P0~P5
Power - Power SwitchOfficial table 2 row 2
choose the power supply voltage of P7,P8,P9 ports, 3.3V or VIN(external power supply)
Power - Reset ButtonOfficial table 2 row 3
reset the OpenMV
GPIO - Digital Port (High Current)Official table 2 row 4
drive high current components such as motors and servos power supply voltage of the port: 3.3V or VIN (can be selected by the power switch) Pin:P7,P8,P9
Power - UART PortOfficial table 2 row 5
connect to Gravity series UART modules power supply voltage of the port:3.3V Pin:P0,P1（UART 1）
Power - External Power PortOfficial table 2 row 6
connect to the external power supply input voltage:5V
Power - Analog PortOfficial table 2 row 7
connect to Gravity series analog modules power supply voltage of the port:3.3V Pin:P6
Power - I2C PortOfficial table 2 row 8
connect to Gravity series I2C modules power supply voltage of the port:3.3V Pin:P4,P5（I2C 2）
Power
Start wiring
Shield
Confirm the data interface matches your host board.
Module pins: Digital Port, Power Switch, Digital Port (High Current), UART Port, External Power Port, Analog Port, I2C Port. Schematik maps them to your board in the app.
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