VESA Signal 768 x 576 @ 85 Hz timing

General timing

Screen refresh rate	85 Hz
Vertical refresh	51.428571428571 kHz
Pixel freq.	51.84 MHz

Horizontal timing (line)

Polarity of horizontal sync pulse is negative.

Scanline part	Pixels	Time [µs]
Visible area	768	14.814814814815
Front porch	40	0.7716049382716
Sync pulse	80	1.5432098765432
Back porch	120	2.3148148148148
Whole line	1008	19.444444444444

Vertical timing (frame)

Polarity of vertical sync pulse is positive.

Frame part	Lines	Time [ms]
Visible area	576	11.2
Front porch	1	0.019444444444444
Sync pulse	3	0.058333333333333
Back porch	25	0.48611111111111
Whole frame	605	11.763888888889