Camera_test

Hardware

• STM32F4 Discovery board
• OV2640 camera module (2 megapixels)
• Serial-USB FTDI module

Connecting camera module to discovery board

Camera board	DCMI signal	STM32 pins
VCC : Power Supply	VCC	3V
GND : Power Ground	GND	GND
SCL : I2C Clock	I2C_2_SCL	PB10
SDA : I2C Data	I2C_2_SDA	PB11
VSYNC : Vertical Sync	VSYNC	PB7
HREF : Horizon Reference	HSYNC	PA4
PCLK : Pixel Clock 36MHz=>15fps	PIXCLK	PA6
XCLK : Master Clock 6-24-...MHz	MCO1	PA8
D0~D7 : Data Bus	D:0-7

                                | D0          | PC6
                                | D1          | PC7
                                | D2          | PC8
                                | D3          | PC9
                                | D4          | PC11
                                | D5          | PB6
                                | D6          | PB8
                                | D7          | PB9

Y0~Y1 : LSB in YUV 10 bit mode | nc | Flash : Optional Flash signal | nc | PWDN : Power down input | GPIO | PA9 RST : Complete hardware reset (LOW) | GPIO | PA10

Connecting FTDI module to discovery board

FTDI	USART	STM32 pins
GND	GND	GND
TX	RX	PA3
RX	TX	PA2