Sony XCDSX90 User Manual (XCDV60_V60CR_SX90_SX90CR_U100_U100CR_Technical_Manua - Page 27

Control 3 × 3 Filter Enabling writing the filter Write the following three commands in sequence. Address F0F30000 F0F30004 F0F30008 Data 08004600 0031FFFF 80000000 Disabling writing the filter Write the following three commands in sequence. Address F0F30000 F0F30004 F0F30008 Data 08004600 0031FFFF 00000000 When writing of the filter is enabled, the addresses 0xF0F62000 to 0xF0F62024 that store the filter table become open. F0F62000 Top left F0F62010 Left F0F6201C Bottom left F0F62004 Top F0F62014 Center F0F62020 Bottom F0F62008 Top right F0F62018 Right F0F62024 Bottom right The filter coefficients are specified with 16 bits from 0x0000 to 0xFFFF. The most significant bit of the 16 bits represents a sign, the following 7 bits are the integer portion, and the least significant 8 bits are the fractional portion. 0100: 1.0 FF00: -1.0 0080: 0.5 0040: 0.25 The filter written here is read out when the optical filter is set to 8. Display of Test Chart Displaying the color bar Write the following three commands in sequence. Address F0F30000 F0F30004 F0F30008 Data 08004600 0037FFFF 80000001 Displaying the gray scale Write the following three commands in sequence. Address F0F30000 F0F30004 F0F30008 Data 08004600 0037FFFF 80000002 Turning off the test chart Write the following three commands in sequence. Address F0F30000 F0F30004 F0F30008 Data 08004600 0037FFFF 00000000 27