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VCT3811A 数据表(PDF) 41 Page - Micronas |
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VCT3811A 数据表(HTML) 41 Page - Micronas |
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41 / 172 page  ADVANCE INFORMATION VCT 38xxA Micronas 41 h’14e Status of automatic standard recognition bit[0] 1 error of the vertical standard (neither 50 nor 60 Hz) bit[1] 1 detected standard is disabled bit[2] 1 search active bit[3] 1 search terminated, but failed bit[4] 1 no color found bit[5] 1 standard has been switched (since last reset of this flag with bit[11] of asr_enable) bit[4:0] 00000 all ok 00001 search not started, because vwin error detected (no input or SECAM L) 00010 search not started, because detected vert. standard not enabled 0x1x0 search started and still active 01x00 search failed (found standard not correct) 01x10 search failed, (detected color standard not enabled) 10000 no color found (monochrome input or switch betw. CVBS/SVHS necessary) 0 ASR_STATUS VWINERR DISABLED BUSY FAILED NOCOLOR SWITCH h’21 Input select: writing to this register will also initialize the standard bit[1:0] luma selector 00 VIN1 01 VIN2 10 VIN3 11 VIN4 bit[2] chroma selector 0CIN1 1CIN2 bit[4:3] IF compensation 00 off 01 6 dB/Okt 10 12 dB/Okt 11 10 dB/MHz only for SECAM bit[6:5] chroma bandwidth selector 00 narrow 01 normal 10 broad 11 wide bit[7] 0/1 adaptive/fixed SECAM notch filter bit[8] 0/1 enable luma lowpass filter bit[10:9] hpll speed 00 no change 01 terrestrial 10 vcr 11 mixed bit[11] status bit, write 0, this bit is set to 1 to indicate operation complete. 00 0 00 01 INSEL VIS CIS IFC CBW FNTCH LOWP HPLLMD h’22 Available for versions with panorama scaler only! picture start position, this register sets the start point of active video, this can be used e.g. for panning. The setting is updated when ’sdt’ register is updated. 0SFIF h’23 luma/chroma delay adjust. The setting is updated when ’sdt’ register is updated. bit[5:0] reserved, set to zero bit[11:6] luma delay in clocks, allowed range is +1 ... −7 0LDLY FP Sub- address Function Default Name |
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