VESA Signal 640 x 480 @ 100 Hz timing

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General timing

Screen refresh rate	100 Hz
Vertical refresh	50.896226415094 kHz
Pixel freq.	43.16 MHz

Horizontal timing (line)

Polarity of horizontal sync pulse is negative.

Scanline part	Pixels	Time [µs]
Visible area	640	14.828544949027
Front porch	40	0.92678405931418
Sync pulse	64	1.4828544949027
Back porch	104	2.4096385542169
Whole line	848	19.647822057461

Vertical timing (frame)

Polarity of vertical sync pulse is positive.

Frame part	Lines	Time [ms]
Visible area	480	9.4309545875811
Front porch	1	0.019647822057461
Sync pulse	3	0.058943466172382
Back porch	25	0.49119555143652
Whole frame	509	10.000741427247

Credits

These timing pages were originally created by TinyVGA.com, which has shut down. This page serves as an archive of that page.