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STV2145 Datasheet(PDF) 4 Page - STMicroelectronics |
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STV2145 Datasheet(HTML) 4 Page - STMicroelectronics |
4 / 17 page I 2C BUS INFORMATION Slave Address hex 8C/8D MSB LSB 1 000 110 R/W Address Mapping (write mode) x = don’t care bits, not used for the decoding of the subaddress. Subaddress Data Bits Binary Hex MSB LSB xxxxx000 x0 or x8 TEST_MODE VERTICAL OVERSIZE BLANKING 2 VERTICAL OVERSIZE BLANKING 1 S_CORRECTION xxxxx001 x1 or x9 V_AMPLITUDE xxxxx010 x2 or xA TEST_MODE SUB_TITLE V_DC xxxxx011 x3 or xB HORIZONTAL OVERSIZE BLANKING 2 HORIZONTAL OVERSIZE BLANKING 1 EW_AMPLITUDE xxxxx100 x4 or xC EW_SHAPE xxxxx101 x5 or xD EW_LOW EW_TILT xxxxx110 x6 or xE TEST_MODE H_WIDTH Subaddress 0 (hex 00) : Vertical Oversize Blanking & S_CORRECTION MSB LSB TEST _MODE OV_BLK_VERT2 OV_BLK_VERT1 S3 S2 S1 S0 TEST_MODE : 0 : Normal operations 1 : Reserved for SGS-THOMSON test OV_BLK_VERT1, OV_BLK_VERT2 : Vertical oversize blanking (register SUB_TITLE in subadress X2 or XA) (see Table 1) Table 1 TV Mode Sent Frequency (via VRET) OV_BLK_VERT 2 OV_BLK_VERT 1 SUB_TITLE Start of Blanking (middle of line) End of Blanking (middle of line) STANDARD 4 :3 50Hz 60Hz 0 0 0 No Blanking SUBTITLE 50Hz 60Hz Don’t Care Don’t Care 1 302 259 67 59 ZOOM1 50Hz 60Hz 01 0 285 239 49 43 ZOOM2 50Hz 60Hz 11 0 278 234 59 49 BLANK 50Hz 60Hz 1 0 0 Full Blanking S1, S2, S3, S4 : S-CORRECTION 0000 (hex 00) : Maximal S-CORRECTION 1111 (hex 0F) : Minimal S-CORRECTION (vertical sawtooth flat) STV2145 4/17 |
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