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1.5.2. ˀ̨̨̛̛̦̦̭̯̌̏̔̚ DVI
Ɍɨ, ɱɬɨ ɝɨɜɨɪɢɥɨɫɶ ɜɵɲɟ, ɧɚ ɫɚɦɨɦ ɞɟɥɟ ɨɬɧɨɫɢɬɫɹ ɤ ɪɚɡɧɨɜɢɞɧɨɫɬɢ
DVI-D, ɬ. ɟ. Digital. Ɉɞɧɚɤɨ, ɧɚɪɹɞɭ ɫ DVI-D, ɫɭɳɟɫɬɜɭɟɬ ɟɳɟ ɢ DVI-A,
ɬ. ɟ. «ɐɢɮɪɨɜɨɣ ɜɢɞɟɨ ɢɧɬɟɪɮɟɣɫ ɚɧɚɥɨɝɨɜɵɣ». ȼɫɟ ɞɟɥɨ ɜ ɬɨɦ, ɱɬɨ ɞɥɹ
ɨɛɟɫɩɟɱɟɧɢɹ ɛɨɥɟɟ ɲɢɪɨɤɨɣ ɫɨɜɦɟɫɬɢɦɨɫɬɢ ɜ ɪɚɡɴɟɦɟ DVI, ɩɨɦɢɦɨ ɬɪɟɯ
ɪɹɞɨɜ «ɰɢɮɪɨɜɵɯ» ɤɨɧɬɚɤɬɨɜ, ɩɪɟɞɭɫɦɨɬɪɟɧɵ ɟɳɟ ɢ ɚɧɚɥɨɝɨɜɵɟ, ɧɚ ɤɨ-
ɬɨɪɵɟ ɩɨɞɚɟɬɫɹ ɨɛɵɱɧɵɣ
ɚɧɚɥɨɝɨɜɵɣ RGB-ɫɢɝɧɚɥ. ɇɚɯɨɞɢɬɫɹ ɷɬɚ ɝɪɭɩ-
ɩɚ ɤɨɧɬɚɤɬɨɜ ɩɪɨɬɢɜɨɩɨɥɨɠɧɨ ɨɫɧɨɜɧɨɣ ɝɪɭɩɩɟ ɤɨɧɬɚɤɬɨɜ. ȼ ɬɟɯ ɪɟɞɤɢɯ
ɫɥɭɱɚɹɯ, ɤɨɝɞɚ ɰɢɮɪɨɜɵɟ ɤɨɧɬɚɤɬɵ ɧɟ ɢɫɩɨɥɶɡɨɜɚɧɵ, ɦɵ ɢɦɟɟɦ ɞɟɥɨ ɫ
DVI-A. Ʉɨɝɞɚ ɠɟ ɜɫɟ ɩɨɞɤɥɸɱɟɧɨ, ɬɨ ɷɬɨ – DVI-I (Integrated), ɬ. ɟ. ɫɨ-
ɜɦɟɳɟɧɧɵɣ. ɉɨ ɷɬɨɣ ɠɟ ɥɨɝɢɤɟ ɩɨɥɭɱɚɟɬɫɹ, ɱɬɨ ɜ ɪɚɡɧɨɜɢɞɧɨɫɬɢ DVI-D
«ɜɚɤɚɧɬɧɵɦɢ» ɨɫɬɚɸɬɫɹ ɚɧɚɥɨɝɨɜɵɟ ɤɨɧɬɚɤɬɵ. ɋɨɜɪɟɦɟɧɧɚɹ ɚɩɩɚɪɚɬɭɪɚ
ɨɛɨɪɭɞɨɜɚɧɚ ɞɢɫɩɥɟɹɦɢ
ɢ ɷɤɪɚɧɧɵɦɢ ɦɟɧɸ, ɧɚ ɤɨɬɨɪɵɯ ɨɬɨɛɪɚɠɚɟɬɫɹ
ɤɚɤɨɣ ɬɢɩ ɢɧɬɟɪɮɟɣɫɚ ɢɫɩɨɥɶɡɭɟɬɫɹ ɜ ɞɚɧɧɵɣ ɦɨɦɟɧɬ ɞɥɹ ɩɟɪɟɞɚɱɢ ɫɢɝ-
ɧɚɥɨɜ. ɂɧɬɟɪɮɟɣɫɵ DVI-D ɢ DVI-I, ɩɨɦɢɦɨ ɨɩɢɫɚɧɧɵɯ ɜɵɲɟ ɰɢɮɪɨɜɵɯ
ɤɚɧɚɥɨɜ, ɫɨɞɟɪɠɚɬ ɟɳɟ ɞɜɚ, ɩɪɟɞɧɚɡɧɚɱɟɧɧɵɯ ɞɥɹ ɨɛɦɟɧɚ ɢɧɮɨɪɦɚɰɢɟɣ
ɦɟɠɞɭ ɨɫɧɚɳɟɧɧɵɦ ɜɢɞɟɨɩɪɨɰɟɫɫɨɪɨɦ ɢɫɬɨɱɧɢɤɨɦ (ɧɚɩɪɢɦɟɪ, PC ɫ ɜɢ-
ɞɟɨɤɚɪɬɨɣ) ɢ ɞɢɫɩɥɟɟɦ. Ʉɚɧɚɥ DDC (Display Data Channel) ɩɪɟɞɧɚɡɧɚɱɟɧ
ɞɥɹ ɩɟɪɟɞɚɱɢ ɩɨɞɪɨɛɧɨɝɨ «ɞɨɫɶɟ» ɞɢɫɩɥɟɹ ɩɪɨɰɟɫɫɨɪɭ, ɤɨɬɨɪɵɣ,
ɨɡɧɚ-
ɤɨɦɢɜɲɢɫɶ ɫ ɧɢɦ, ɜɵɞɚɟɬ ɨɩɬɢɦɚɥɶɧɵɣ ɞɥɹ ɞɚɧɧɨɝɨ ɞɢɫɩɥɟɹ ɫɢɝɧɚɥ ɫ
ɧɭɠɧɵɦ ɪɚɡɪɟɲɟɧɢɟɦ ɢ ɷɤɪɚɧɧɵɦɢ ɩɪɨɩɨɪɰɢɹɦɢ. Ɍɚɤɨɟ ɞɨɫɶɟ, ɧɚɡɵ-
ɜɚɟɦɨɟ EDID (Extended Display Identification Data ɢɥɢ ɩɨɞɪɨɛɧɵɟ ɢɞɟɧ-
ɬɢɮɢɤɚɰɢɨɧɧɵɟ ɞɚɧɧɵɟ ɞɢɫɩɥɟɹ), ɩɪɟɞɫɬɚɜɥɹɟɬ ɫɨɛɨɣ ɛɥɨɤ ɞɚɧɧɵɯ ɫɨ
ɫɥɟɞɭɸɳɢɦɢ ɪɚɡɞɟɥɚɦɢ: ɧɚɡɜɚɧɢɟ ɩɪɨɢɡɜɨɞɢɬɟɥɹ, ɢɞɟɧɬɢɮɢɤɚɰɢɨɧ-
ɧɵɣ ɧɨɦɟɪ ɦɨɞɟɥɢ, ɫɟɪɢɣɧɵɣ ɧɨɦɟɪ, ɞɚɬɚ ɜɵɩɭɫɤɚ, ɪɚɡɦɟɪ ɷɤɪɚɧɚ,
ɩɨɞɞɟɪɠɢɜɚɟɦɵɟ ɪɚɡɪɟɲɟɧɢɹ ɢ ɫɨɛɫɬɜɟɧɧɨɟ ɪɚɡɪɟɲɟɧɢɟ ɷɤɪɚɧɚ
.
ȼ ɫɥɭɱɚɟ, ɟɫɥɢ ɦɨɧɢɬɨɪ ɨɬɤɚɡɵɜɚɟɬɫɹ ɜɵɞɚɬɶ ɢɧɮɨɪɦɚɰɢɸ ɨ ɫɟɛɟ (ɨɬ-
ɫɭɬɫɬɜɢɟ DVI-ɫɨɜɦɟɫɬɢɦɨɫɬɢ), ɤɚɧɚɥ T.M.D.S ɛɥɨɤɢɪɭɟɬɫɹ.
ɉɪɢ ɡɚɩɭɫɤɟ DVI-ɫɨɜɦɟɫɬɢɦɨɝɨ ɢɫɬɨɱɧɢɤɚ ɚɤɬɢɜɢɡɢɪɭɟɬɫɹ ɩɪɨ-
ɰɟɫɫ HPD (Hot Plug Detect ɢɥɢ ɨɩɨɡɧɚɧɢɟ ɚɤɬɢɜɧɨɝɨ ɫɨɟɞɢɧɟɧɢɹ).
1.5.3. ʽ̸̛̛̬̦̖̦̐̌́ ̛̪̬ ̸̪̖̬̖̖̔̌ DVI-̛̭̦̣̐̌̌
ɍ ɢɧɬɟɪɮɟɣɫɚ DVI ɢɦɟɟɬɫɹ ɥɢɲɶ ɨɞɧɨ ɫɟɪɶɟɡɧɨɟ ɨɝɪɚɧɢɱɟɧɢɟ:
ɞɥɢɧɚ ɤɚɛɟɥɹ ɧɟ ɞɨɥɠɧɚ ɩɪɟɜɵɲɚɬɶ ɩɹɬɢ ɦɟɬɪɨɜ. ɉɪɢ ɛɨɥɟɟ ɞɥɢɧɧɵɯ
ɞɢɫɬɚɧɰɢɹɯ ɧɟ ɝɚɪɚɧɬɢɪɭɟɬɫɹ ɫɬɨɩɪɨɰɟɧɬɧɚɹ ɞɨɫɬɨɜɟɪɧɨɫɬɶ ɩɟɪɟɞɚɱɢ
ɞɚɧɧɵɯ (ɥɢɦɢɬ HDMI ɛɨɥɶɲɟ – 15 ɦ). ɉɪɨɢɫɯɨɞɢɬ ɷɬɨ ɢɡ-ɡɚ ɢɫɤɚɠɟɧɢɹ
ɮɚɡɵ ɫɢɝɧɚɥɚ, ɭɜɟɥɢɱɢɜɚɸɳɟɣɫɹ ɩɨ ɦɟɪɟ ɩɨɬɟɪɢ ɤɪɭɬɢɡɧɵ ɮɪɨɧɬɨɜ ɢɦ-
ɩɭɥɶɫɨɜ. Ⱦɥɹ ɢɡɛɟɠɚɧɢɹ ɷɬɨɝɨ ɷɮɮɟɤɬɚ ɧɟɨɛɯɨɞɢɦɨ ɜɵɩɨɥɧɹɬɶ ɜɨɫɫɬɚ-
ɧɨɜɥɟɧɢɟ ɫɢɝɧɚɥɚ
– ɪɟɤɥɨɤɢɧɝ (ɢɫɩɨɥɶɡɨɜɚɧɢɟ ɪɟɝɟɧɟɪɢɪɨɜɚɧɧɨɣ ɧɟɫɭ-
ɳɟɣ ɱɚɫɬɨɬɵ ɫɢɝɧɚɥɚ ɫ ɜɵɫɨɤɨɣ ɫɬɚɛɢɥɶɧɨɫɬɶɸ).