Hardware/CubeSat Gumstix/Test/OV7670 config

The OV7670 camera can be configures for different image sizes and frame rates.

Configuration

An RS232 interface allows to send configuration commands to the camera.

Power-up settings

At power-up, the test system sets the camera in 352 × 288 CIF mode with RGB output.

The following table provides the register write sequence:

address	data	comment
12	80	COM7: reset
12	24	COM7: CIF resoultion, RGB
11	40	CLKRC: no clock prescaling

User interface

In a terminal program:

• typing a "r" launches the initialisation sequence again; the console prints an "r" in return to acknowledge the command
• typing 4 hex digits allow to enter a register address and value; the console prints an "v" in return to acknowledge the command