有限制吗?还是像素大了只是慢而已
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N3290x_Design_Guide_A1.pdf
 Capture (CMOS Sensor I/F)
 CCIR601 & CCIR656 interfaces supported for connection to CMOS image sensor
 Resolution up to 3M pixel
 YUV422 and RGB565 color format supported for data-in from CMOS sensor
 YUV422, RGB565, RGB555 and Y-only color format supported for data storing to system memory
 Planar and packet data format supported for data storing to system memory
 Image cropping supported with the cropping window up to 4096x2048
 Image scaling-down supported
 Vertical and horizontal scaling-down for preview mode supported NO.:
 The scaling factor is N/M
 Two pairs of configurable 8-bit N and 8-bit M for vertical and horizontal scaling-down
 The value of N has to equal to or less than M
 Frame rate control supported
 Combines two interlace fields to a single frame supported for data in from TV-decoder
可以接 300万像素的摄像头。
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分辨率应该还受DCMI接口最大时钟影响,内存带宽有限。
300W应该只是内部DMA的可搬移范围,如果时钟比较低,那应该是可以满足300W。
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