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VGA Timings 4 H. H; P; J! }' |8 s2 D
, T$ A0 Z- _: fVGA Timings
u: ?! \8 |) T* t% l: }5 t/ wThe following table lists timing values for several popular resolutions.
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; `2 q* o* U$ g$ H; K: u% rFormat Pixel Clock# m, u, `. ?* d( m
(MHz) Horizontal (in Pixels) Vertical (in Lines)
0 d) J: M8 u. y/ l& A8 F# xActive1 Q) V- c9 ^3 d4 ]. @( Y
Video Front# C D$ k8 R1 k: L8 c
Porch Sync
( {) T a! y* z* X6 N( |. `6 T9 WPulse Back# a$ I9 ^$ i c6 F
Porch Active$ X+ `: _/ {- I; g0 Q
Video Front* I+ W, v8 T% U y
Porch Sync
6 H$ Z f: M' I2 t9 bPulse Back
/ j/ n; f- J6 _# vPorch0 s0 Y2 ~3 n: D0 \5 o% z6 m" [
640x480, 60Hz 25.175 640 16 96 48 480 11 2 31
3 W, A2 g, k+ h% h640x480, 72Hz 31.500 640 24 40 128 480 9 3 28' m& T+ f6 a7 r, n+ p `
640x480, 75Hz 31.500 640 16 96 48 480 11 2 324 x3 @ ?) c- g5 D; I4 Y; T
640x480, 85Hz 36.000 640 32 48 112 480 1 3 25* j# _7 X$ `. ?8 E- E
800x600, 56Hz 38.100 800 32 128 128 600 1 4 14
! A; h; ?; k3 n8 _' B! V/ A800x600, 60Hz 40.000 800 40 128 88 600 1 4 231 |- _2 Z; Y" X9 u& p+ ^: e& v8 k
800x600, 72Hz 50.000 800 56 120 64 600 37 6 23
/ Y5 \: t% X2 E5 j& {800x600, 75Hz 49.500 800 16 80 160 600 1 2 21
3 V' U1 m# Y) I( t800x600, 85Hz 56.250 800 32 64 152 600 1 3 276 T. ~+ n8 f; i0 U3 L! o
1024x768, 60Hz 65.000 1024 24 136 160 768 3 6 29# x! O, y/ d& _ L1 j
1024x768, 70Hz 75.000 1024 24 136 144 768 3 6 29; P# R6 x8 L; a7 U! O2 w; S0 ^
1024x768, 75Hz 78.750 1024 16 96 176 768 1 3 28$ K9 f# t7 F5 C M3 s
1024x768, 85Hz 94.500 1024 48 96 208 768 1 3 36 |
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发表于 2019-3-13 10:40
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