使用GPIO口模拟SCCB总线的时序，读操作、写操作,The use of GPIO port analog SCCB bus timing, read operation, write operation

包括以下文件：sccb.c、sccb.h、s3c2440_ov9650.c、s3c2440camif.h、 s3c2440camif.c 五个文件-Include the following documents: sccb.c, sccb.h, s3c2440_ov9650.c, s3c2440camif.h, s3c2440camif.c five documents