Amiga Hardware Database Expansion cards



Rainbow III Photo
Company
Ingenieurbüro Helfrich, Germany
 Date
1994
 Amiga
A3000, A4000
 Interface
Zorro III
 Autoconfig ID
2145 / 33
    RTG graphics card
  • most cards have an Inmos G360 with 110 MHz pixel clock
  • a few have G364-10S (100 MHz dot clock) or G365 CLT-RAMDAC (175 MHz dot clock)
  • 128 bit pixelbus
  • 4 MB, 20 ns, dualported VRAM in 32 ZIP sockets
  • video memory is linearly mapped into the Zorro III address space
  • hardware panning for processing oversized images
  • interrupt during the vertical blank (for cursor- and double buffering manipulations)
  • supports multiple screens and double buffering
    screen modes
  • 1600×1280×16 interlaced
  • 640×480×24
    notes
  • 64×64 hardware cursor with 3 colours
  • CyberGraphX 4.2 and EGS drivers




About Search Links