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ST7787 Datasheet(PDF) 187 Page - Sitronix Technology Co., Ltd. |
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ST7787 Datasheet(HTML) 187 Page - Sitronix Technology Co., Ltd. |
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187 / 217 page  ST7787 Ver. 1.7 2008.04.18 187 10.2.15 VMCTR1 (C5h): VCOM Control 1 C5H VMCTR1 (VCOM Control 1) Inst / Para D/CX WRX RDX D17-8 D7 D6 D5 D4 D3 D2 D1 D0 (Code) VMCTR1 0 ↑ 1 - 1 1 0 0 0 1 0 1 (C5h) 1 st Parameter 1 ↑ 1 - 0 VMH_R6 VMH_R5 VMH_R4 VMH_R3 VMH_R2 VMH_R1 VMH_R0 2 nd Parameter 1 ↑ 1 - 0 VMH _IDMON6 VMH _IDMON5 VMH _IDMON4 VMH _IDMON3 VMH _IDMON2 VMH _IDMON1 VMH _IDMON0 3 rd Parameter 1 ↑ 1 - nVM0 --- ---- ---- ---- ---- ---- ---- NOTE: “-“ Don’t care Description -Set VCOMH Voltage in normal mode/full colors. VMH[6:0] VCOMH VMH[6:0] VCOMH VMH[6:0] VCOMH VMH[6:0] VCOMH 0000000 0 2.500 0011011 27 3.175 0110110 54 3.850 1010001 81 4.525 0000001 1 2.525 0011100 28 3.200 0110111 55 3.875 1010010 82 4.550 0000010 2 2.550 0011101 29 3.225 0111000 56 3.900 1010011 83 4.575 0000011 3 2.575 0011110 30 3.250 0111001 57 3.925 1010100 84 4.600 0000100 4 2.600 0011111 31 3.275 0111010 58 3.950 1010101 85 4.625 0000101 5 2.625 0100000 32 3.300 0111011 59 3.975 1010110 86 4.650 0000110 6 2.650 0100001 33 3.325 0111100 60 4.000 1010111 87 4.675 0000111 7 2.675 0100010 34 3.350 0111101 61 4.025 1011000 88 4.700 0001000 8 2.700 0100011 35 3.375 0111110 62 4.050 1011001 89 4.725 0001001 9 2.725 0100100 36 3.400 0111111 63 4.075 1011010 90 4.750 0001010 10 2.750 0100101 37 3.425 1000000 64 4.100 1011011 91 4.775 0001011 11 2.775 0100110 38 3.450 1000001 65 4.125 1011100 92 4.800 0001100 12 2.800 0100111 39 3.475 1000010 66 4.150 1011101 93 4.825 0001101 13 2.825 0101000 40 3.500 1000011 67 4.175 1011110 94 4.850 0001110 14 2.850 0101001 41 3.525 1000100 68 4.200 1011111 95 4.875 0001111 15 2.875 0101010 42 3.550 1000101 69 4.225 1100000 96 4.900 0010000 16 2.900 0101011 43 3.575 1000110 70 4.250 1100001 97 4.925 0010001 17 2.925 0101100 44 3.600 1000111 71 4.275 1100010 98 4.950 0010010 18 2.950 0101101 45 3.625 1001000 72 4.300 1100011 99 4.975 0010011 19 2.975 0101110 46 3.650 1001001 73 4.325 1100100 100 5.000 0010100 20 3.000 0101111 47 3.675 1001010 74 4.350 1100101 101 0010101 21 3.025 0110000 48 3.700 1001011 75 4.375 | 0010110 22 3.050 0110001 49 3.725 1001100 76 4.400 1111111 127 Not Permitted 0010111 23 3.075 0110010 50 3.750 1001101 77 4.425 0011000 24 3.100 0110011 51 3.775 1001110 78 4.450 0011001 25 3.125 0110100 52 3.800 1001111 79 4.475 0011010 26 3.150 0110101 53 3.825 1010000 80 4.500 -When the VCOM circuit use VOCMH + VCOMAC -The VCOML is generated from VCOMH-VCOMAC -VcomH voltage also can be adjusted by VMH_IDOMON[6:0] register in Idle mode/8 colors. VMH _IDOMON[6:0] VCOMH VMH _IDOMON[6:0] VCOMH VMH _IDOMON[6:0] VCOMH VMH _IDOMON[6:0] VCOMH 0000000 0 2.500 0011011 27 3.175 0110110 54 3.850 1010001 81 4.525 0000001 1 2.525 0011100 28 3.200 0110111 55 3.875 1010010 82 4.550 0000010 2 2.550 0011101 29 3.225 0111000 56 3.900 1010011 83 4.575 0000011 3 2.575 0011110 30 3.250 0111001 57 3.925 1010100 84 4.600 0000100 4 2.600 0011111 31 3.275 0111010 58 3.950 1010101 85 4.625 0000101 5 2.625 0100000 32 3.300 0111011 59 3.975 1010110 86 4.650 0000110 6 2.650 0100001 33 3.325 0111100 60 4.000 1010111 87 4.675 0000111 7 2.675 0100010 34 3.350 0111101 61 4.025 1011000 88 4.700 0001000 8 2.700 0100011 35 3.375 0111110 62 4.050 1011001 89 4.725 0001001 9 2.725 0100100 36 3.400 0111111 63 4.075 1011010 90 4.750 0001010 10 2.750 0100101 37 3.425 1000000 64 4.100 1011011 91 4.775 0001011 11 2.775 0100110 38 3.450 1000001 65 4.125 1011100 92 4.800 0001100 12 2.800 0100111 39 3.475 1000010 66 4.150 1011101 93 4.825 0001101 13 2.825 0101000 40 3.500 1000011 67 4.175 1011110 94 4.850 0001110 14 2.850 0101001 41 3.525 1000100 68 4.200 1011111 95 4.875 0001111 15 2.875 0101010 42 3.550 1000101 69 4.225 1100000 96 4.900 0010000 16 2.900 0101011 43 3.575 1000110 70 4.250 1100001 97 4.925 0010001 17 2.925 0101100 44 3.600 1000111 71 4.275 1100010 98 4.950 0010010 18 2.950 0101101 45 3.625 1001000 72 4.300 1100011 99 4.975 0010011 19 2.975 0101110 46 3.650 1001001 73 4.325 1100100 100 5.000 0010100 20 3.000 0101111 47 3.675 1001010 74 4.350 1100101 101 0010101 21 3.025 0110000 48 3.700 1001011 75 4.375 | 0010110 22 3.050 0110001 49 3.725 1001100 76 4.400 1111111 127 Not Permitted |
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