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STM32F4 驱动摄像头OV2640 DCMI DMA方式 与SPI读写W25QXX冲突 |
1金钱
最佳答案引脚分配
DCMI引脚
OV2640硬件连接
//PA4,AF13 DCMI_HSYNC
//PA6,AF13 DCMI_PCLK
//PB7,AF13 DCMI_VSYNC
//PC6,AF13 DCMI_D0
//PC7,AF13 DCMI_D1
//PC8,AF13 DCMI_D2
//PC9,AF13 DCMI_D3
//PC11,AF13 DCMI_D4
//PB6,AF13 DCMI_D5
//PE5,AF13 DCMI_D6
//PE6,AF13 DCMI_D7
PG9: OV_PWDN
PG15:OV_RESET
PD7: OV_SDA
PD6: OV_SCL
W25QXX引脚
PB3 PB4 PB5 SPI
PB14 W25QXX_CS
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