TinyVGA.com: VGA Microcontroller projects

VESA Signal 1152 x 864 @ 85 Hz timing

General timing

Screen refresh rate 85 Hz

Vertical refresh 77.094072164948 kHz

Pixel freq. 119.65 MHz

Polarity of horizontal sync pulse is negative.

Scanline part Pixels Time [µs]

Visible area 1152 9.6280819055579

Front porch 72 0.60175511909737

Sync pulse 128 1.0697868783953

Back porch 200 1.6715419974927

Whole line 1552 12.971165900543

Polarity of vertical sync pulse is positive.

Frame part Lines Time [ms]

Visible area 864 11.207087338069

Front porch 1 0.012971165900543

Sync pulse 3 0.03891349770163

Back porch 39 0.50587547012119

Whole frame 907 11.764847471793