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对于使用OV7690或者学习camera模组的基带工程师来说,绝对物有所值。
1.OV7690模组参考设计...................................................................................................................3
2.OV7690模组接口参考设计..........................................................................................................4
2.1引脚定义..................................................................................................................................4
2.2电源供给..................................................................................................................................4
3.OV7690模组操作...........................................................................................................................5
3.1节电模式..................................................................................................................................5
3.2Camera工作在低功耗节电模式..............................................................................................5
3.2.1上电,软件复位...............................................................................................................5
3.2.2由低功耗节电模式恢复工作............................................................................................6
3.2.3进入低功耗节电模式........................................................................................................6
3.3照相模组工作在断电的节电模式...........................................................................................7
3.3.1上电...................................................................................................................................7
3.3.2打开摄像头,软件复位....................................................................................................7
3.3.3关闭摄像头........................................................................................................................7
4.SCCB总线共享.....................................................................................................................8
5.手机上PCB设计时序的考虑.........................................................................................................8
5.1PCLK采样...............................................................................................................................9
5.2使用EMI/ESD器件..............................................................................................................10
6.硬件检测.......................................................................................................................................10
6.1检查硬件设计.........................................................................................................................10
6.1.1模组功能..........................................................................................................................10
6.1.2检查手机照相模组接口..................................................................................................10
6.2检查照相模组是否工作.........................................................................................................10
6.3检查SCCB............................................................................................................................11
6.4检查照相模组接口.................................................................................................................11
6.5常见问题................................................................................................................................12
6.6图片方向................................................................................................................................13
6.6.1摄像头4:3,LCD3:4......................................................................................................13
6.6.2摄像头3:4,LCD3:4......................................................................................................13
6.7检查颜色................................................................................................................................14
6.8检测图像中心.........................................................................................................................14
【文件名】:10326@52RD_OV7690照相模组硬件应用指南.pdf
【格 式】:pdf
【大 小】:577K
【简 介】:
【目 录】:
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