VESA Signal 768 x 576 @ 72 Hz timing

General timing

Screen refresh rate	72 Hz
Vertical refresh	43.276209677419 kHz
Pixel freq.	42.93 MHz

Horizontal timing (line)

Polarity of horizontal sync pulse is negative.

Scanline part	Pixels	Time [µs]
Visible area	768	17.889587700908
Front porch	32	0.74539948753785
Sync pulse	80	1.8634987188446
Back porch	112	2.6088982063825
Whole line	992	23.107384113673

Vertical timing (frame)

Polarity of vertical sync pulse is positive.

Frame part	Lines	Time [ms]
Visible area	576	13.309853249476
Front porch	1	0.023107384113673
Sync pulse	3	0.06932215234102
Back porch	21	0.48525506638714
Whole frame	601	13.887537852318