ICD AdSpeed Owner's Manual

Advanced 68000 cpu accelerator for amiga computers

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Advanced 68000 CPU
Accelerator for Amiga
Computers
Owners Manual

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Summary of Contents for ICD AdSpeed

  • Page 1 Advanced 68000 CPU Accelerator for Amiga Computers Owners Manual...
  • Page 2: Table Of Contents

    Installation..................3 Opening an Amiga 500..............3 Opening an Amiga 1000..............3 Opening an Amiga 2000..............5 Installing AdSpeed.................5 The AdSpeed Program...............6 Programming Information..............7 Compatibility..................8 Other Amiga Products from ICD............8 AdRAM 540..................8 AdRAM 560D................9 AdRAM 2080................9 AdSCSI 2000.................9 AdSCSI 2080................10 AdIDE..................10 Flicker Free Video................11...
  • Page 3: Introduction

    With nothing other than a high speed 68000, little performance increase will be realized. AdSpeed uses a high speed static RAM cache and cache tags to gain its speed increases. When an address is needed by the CPU, the cache tags are checked to see if that information is already in the cache.
  • Page 4: Adspeed Configuration

    Jumper pair C & D are for future options. These should be left open. Optional Speed Switch You may, if you wish, install a hardware switch to AdSpeed A & B pads. This switch will perform two different but related functions.
  • Page 5: Installation

    14.3 MHz position and you use the program AdSpeed to change the speed to 7.16 MHz, you will have to move the switch to the 7.16 MHz position and back to the 14.3 MHz position to change the speed to 14.3 MHz.
  • Page 6 Figure 1 Figure 2 Figure 3...
  • Page 7: Opening An Amiga 2000

    You will need to cut a notch in this floppy drive mounting frame as shown in figure 1 to prevent it from shorting to AdSpeed. You can do this with tin snips, a hack saw, or a file.
  • Page 8: The Adspeed Program

    Set the CPU chip aside aside. Plug AdSpeed into this socket so that the notch on the large chip on AdSpeed points in the same direction the old CPU chip did. Make sure all the pins line up with the holes.
  • Page 9: Programming Information

    The following C program demonstrates how to detect the presence of Ad- Speed and switch it on and off: Sample code of Manx C compiler #include <ctype.h> #include <stdio.h> AdSpeedOn() { /* Turn AdSpeed on */ #asm move #0,$b00000 #endasm AdSpeedOff() {...
  • Page 10: Compatibility

    ; exit(0); Compatibility There are very few programs with which AdSpeed will not be compatible in high speed mode. Programs that depend heavily on the time it will take to execute instructions will not work well. Some programs, especially games, may run too fast.
  • Page 11: Other Amiga Products From Icd

    Add two, four, six, or eight megabytes of auto-configured fast RAM to your Amiga 2000 with the AdRAM 2080 board from ICD. You can add the RAM in two megabyte groups at any time — no need to fill it up at once. And the...
  • Page 12: Adscsi 2000

    RAM chips are used. AdSCSI 2000 ICD’s AdSCSI host adapters (hard drive interfaces) for the Amiga 2000, 2500, and 3000 offer you performance, flexibility, and price that you won’t find anywhere else. These are just a few of the features that set AdSCSI 2000 apart: High data transfer rates.
  • Page 13: Flicker Free Video

    AdIDE installs easily, connecting between the 68000 CPU and its socket. Then simply mount the drive and connect a ribbon cable to both devices and you are ready to go. AdIDE uses the same advanced formatting program and driver software included with our AdSCSI host adapters, so you won’t be sacrificing perfor- mance for price.
  • Page 14 Amiga Hardware World Everything about Amiga hardware... http://amiga.resource.cx...

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