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RAPIDUS for XL Computers


RAPIDUS for XL Computers

Our price:

729.00 PLN

Weight: 0.2 kg

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  • for 2 pieces and more - 3% (707.13 PLN)
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Internal accelarator for 8bit ATARI XE series. 

 

  • internal CPU turbo card for Atari XE,
  • WDC 65C816 microprocessor operating at 20 MHz!!!
  • managed by Xilinx Spartan6 FPGA and XC95XL CPLD devices,
  • 1024kb of zero waitstate SRAM,
  • up to 30.5MB of storage ram - SDRAM clocked at 160 MHz!!!
  • 512kB of Flash memory (256kB is reserved for FPGa cores, 256kB for OS and New Device handler)
  • 256b of EEPROM,
  • high speed bus connector for external I/O interfaces, DMA support,
  • working modes, fully software controlled
  • low power consumption due to DC/DC converters, no extra power supply required
  • simple installation: put Rapidus board in place of old 6502C and just solder 3 wires, or use an Adaptus board - this depends on the model of your computer. In this case you don’t have to solder any wires.
  • compatible with Ultimate 1MB

 


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 Main features: 

  • ULTIMATE friendly connection - look at video at bottom of this page
  • 2 pcbs - one cpu adapter and ROM adapter connected with 16pin flat cable

 

 INSTALLATION _ STEP BY STEP

 

STEP ONE: CPU  

  • if Your CPU is NOT socketed, desolder it carefully, then solder in its place  "ADAPTUS 800XL 6502C SIDE" with bottom socket
  • if Your CPU is socketed, remove it from socket carefully, insert  " ADAPTUS 800XL 6502C SIDE" without bottom socket (orginal ATARI  sockets removal and usage of supplied precision ones along with supplied adapters STRONGLY SUGGESTED)

 

STEP TWO: OS ROM  

  • if Your ROM is NOT socketed, desolder it carefully, then solder in its place  "ADAPTUS 800XLRAPIDUS SIDE" with bottom socket
  • if Your ROM is socketed, remove it from socket carefully, insert  "ADAPTUS 800XL RAPIDUS SIDE"  without bottom socket (orginal ATARI  sockets removal and usage of supplied precision ones along with supplied adapters STRONGLY SUGGESTED)

 

STEP THREE: CONNECTION, TEST 

  • Connect two adapter with supplied flat cable ( WARNING ! PIN 1 must pin connected to PIN 1, etc..)
  • Insert PROPERLY desoldered/removed CPU and ROM back into sokcets at "ADAPTUS 800XL RAPIDUS SIDE"
  • POWER ON  ATARI 
  • If ATARI doesn`t start - please check Your WORK ONCE AGAIN

 

 

 

 

REMARKS: 

  • on some ataris below patch has to be applied 

  

  •  O2 signal pull down - in case, when Your rapidus have problems with core loading (progress bar stops), please, make another patch: solder 3kOhm resistor between 74LS08 pin 1 (o2) and pin 7 (Gnd)