TinyVGA.com: VGA Microcontroller projects

VESA Signal 1024 x 768 @ 70 Hz timing

General timing

Screen refresh rate 70 Hz

Vertical refresh 56.475903614458 kHz

Pixel freq. 75.0 MHz

Polarity of horizontal sync pulse is negative.

Scanline part Pixels Time [µs]

Visible area 1024 13.653333333333

Front porch 24 0.32

Sync pulse 136 1.8133333333333

Back porch 144 1.92

Whole line 1328 17.706666666667

Polarity of vertical sync pulse is negative.

Frame part Lines Time [ms]

Visible area 768 13.59872

Front porch 3 0.05312

Sync pulse 6 0.10624

Back porch 29 0.51349333333333

Whole frame 806 14.271573333333