VESA Signal 640 x 400 @ 85 Hz timing
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General timing
| Screen refresh rate | 85 Hz |
| Vertical refresh | 37.860576923077 kHz |
| Pixel freq. | 31.5 MHz |
Horizontal timing (line)
Polarity of horizontal sync pulse is negative.| Scanline part | Pixels | Time [µs] |
| Visible area | 640 | 20.31746031746 |
| Front porch | 32 | 1.015873015873 |
| Sync pulse | 64 | 2.031746031746 |
| Back porch | 96 | 3.047619047619 |
| Whole line | 832 | 26.412698412698 |
Vertical timing (frame)
Polarity of vertical sync pulse is positive.| Frame part | Lines | Time [ms] |
| Visible area | 400 | 10.565079365079 |
| Front porch | 1 | 0.026412698412698 |
| Sync pulse | 3 | 0.079238095238095 |
| Back porch | 41 | 1.0829206349206 |
| Whole frame | 445 | 11.753650793651 |
Credits
These timing pages were originally created by TinyVGA.com, which has shut down. This page serves as an archive of that page.