The auto sizing video measurement module measure the timing relationship among HFLB, VFLB, and R, G, BIN with 12-bit resolution at the speed related to the OSD pixel clock. And the R, G, BIN input level can be programming by software. MCU can get the measurement data, active video, front porth and back porth, through I2C bus read/ write operation to keep the appropriate display size and center. |