
1–2
1.1
There are many features that the TVP3026 video interface palette possesses; and, the itemized list of them
are:
Supports system resolutions up to 1600
×
1280 @ 76-Hz refresh rate
Supports color depths of 4, 8, 16, 24 and 32 bit/pixel
64-bit-wide pixel bus
Versatile direct-color modes:
–
24-bit/pixel with 8-bit overlay (O, R, G, B)
–
24-bit/pixel (R, G, B)
–
16-bit/pixel (5, 6, 5) XGA configuration
–
16-bit/pixel (6, 6, 4) configuration
–
15-bit/pixel with 1 bit overlay (1, 5, 5, 5) TARGA configuration
–
12-bit/pixel with 4 bit overlay (4, 4, 4, 4)
True-color gamma correction
Supports packed pixel formats for 24 bit/pixel using a 32-or 64-bit/pixel bus
50% duty cycle reference clock for higher screen refresh rates in packed-24 modes
Programmable frequency synthesis phase-locked loops (PLLs) for dot clock and memory clock
Loop clock PLL compensates for system delay and ensures reliable data latching
Versatile pixel bus interface supports little- and big-endian data formats
135-, 175-, and 220-MHz versions
On-chip hardware cursor, 64
×
64
×
2 cursor (XGA and X-windows functionally compatible)
Direct interfacing to video RAM
Supports overscan for creation of custom screen borders
Color-keyed switching of direct color and true color or overlay
Hardware port select switching between direct color and true color or overlay
Triple 8-Bit D/A converters
Analog output comparators for monitor detection
RS-343A compatible outputs
Direct VGA pass-through capability
Palette page register
Horizontal zooming capability
Features