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