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ADV7341 数据表(PDF) 37 Page - Analog Devices |
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ADV7341 数据表(HTML) 37 Page - Analog Devices |
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37 / 108 page ![]() Data Sheet ADV7340/ADV7341 Rev. C | Page 37 of 108 Table 23. Register 0x34 to Register 0x35 SR7 to Bit Number Reset SR0 Register Bit Description 7 6 5 4 3 2 1 0 Register Setting Value 0x34 ED/HD Mode Register 5 ED/HD timing reset 0 Internal ED/HD timing counters enabled 0x48 1 Resets the internal ED/HD timing counters ED/HD HSYNC control1 0 HSYNC output control (refer to Table 56) 1 ED/HD VSYNC control1 0 VSYNC output control (refer to Table 57) 1 ED/HD blank polarity 0 P_BLANK active high 1 P_BLANK active low ED Macrovision® enable 0 Macrovision disabled 1 Macrovision enabled Reserved 0 0 must be written to this bit ED/HD VSYNC/field input 0 0 = field input 1 1 = VSYNC input Horizontal/vertical counters2 0 Update field/line counter 1 Field/line counter free running 0x35 ED/HD Mode Register 6 Reserved 0 0x00 ED/HD RGB input enable 0 Disabled. 1 Enabled ED/HD sync on PrPb 0 Disabled 1 Enabled ED/HD color DAC swap 0 DAC 2 = Pb, DAC 3 = Pr 1 DAC 2 = Pr, DAC 3 = Pb ED/HD gamma correction curve select 0 Gamma Correction Curve A 1 Gamma Correction Curve B ED/HD gamma correction enable 0 Disabled 1 Enabled ED/HD adaptive filter mode 0 Mode A 1 Mode B ED/HD adaptive filter enable 0 Disabled. 1 Enabled 1 Used in conjunction with ED/HD sync output enable in Subaddress 0x02, Bit 7 = 1. 2 When set to 0, the horizontal/vertical counters automatically wrap around at the end of the line/field/frame of the selected standard. When set to 1, the horizontal/vertical counters are free running and wrap around when external sync signals indicate to do so. |
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