TinyVGA.com: VGA Microcontroller projects

SXGA Signal 800 x 600 @ 85 Hz (Modes 102/103) timing

General timing

Screen refresh rate 85 Hz

Vertical refresh 53.673664122137 kHz

Pixel freq. 56.25 MHz

Polarity of horizontal sync pulse is positive.

Scanline part Pixels Time [µs]

Visible area 800 14.222222222222

Front porch 32 0.56888888888889

Sync pulse 64 1.1377777777778

Back porch 152 2.7022222222222

Whole line 1048 18.631111111111

Polarity of vertical sync pulse is positive.

Frame part Lines Time [ms]

Visible area 600 11.178666666667

Front porch 1 0.018631111111111

Sync pulse 3 0.055893333333333

Back porch 27 0.50304

Whole frame 631 11.756231111111