Overview

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(Created page with "{| class="wikitable" |+ Comparison of SBC6120 Models |- ! SBC6120 ! Model 2 ! Model RC |- valign="top" | scope="row" valign="top" | '''Front Panel''' | * Computer and front pane...")
 
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| scope="row" valign="top" | '''Front Panel'''
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| scope="row" | '''Front Panel'''
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* Computer and front panel are separate PCBs
* Computer and front panel are separate PCBs
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* '''Looks like an Altair'''
* '''Looks like an Altair'''
* “Power ON” LED
* “Power ON” LED
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* Both front panels are functionally identical with
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:15 address LEDs, 12 data LEDs, ''RUN'' LED and ''POWER'' LED (-RC only)
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:12 data switches and 8 function switches (''BOOT'', ''LA'', ''LXA'', ''CLEAR'', ''CONT'', ''EXAM'', ''HALT'', ''DEP'')
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:display select rotary switch
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|- valign="top"  
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| scope="row" | '''Peripherals'''
| scope="row" | '''Peripherals'''
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* KL8E compatible console serial port onboard
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* KL8E compatible console serial port
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* IDE/ATA interface onboard
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* IDE/ATA interface built in
* Optional RAM disk daughter card
* Optional RAM disk daughter card
* Optional IOB6120 card adds
* Optional IOB6120 card adds
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:Build your own peripherals!
:Build your own peripherals!
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|
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* KL8E compatible console serial port onboard
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* KL8E compatible console serial port
-
* RAM disk onboard
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* No IDE/ATA interface
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* RAM disk built in
* Optional VT6 daughter card
* Optional VT6 daughter card
* '''No expansion bus'''
* '''No expansion bus'''
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|- valign="top"  
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| scope="row" valign="top" | '''Other'''
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| scope="row" | '''Other'''
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* On board switching power supply (on FP6120)
* On board switching power supply (on FP6120)

Latest revision as of 12:41, 24 April 2011

Comparison of SBC6120 Models
SBC6120 Model 2 Model RC
Front Panel
  • Computer and front panel are separate PCBs
  • Uses custom manufactured faceplate
  • Silkscreened in five colors, laser cut and laminated
  • Uses 20 paddle switches w/colored plastic handles
  • Recessed LEDs with windows and a shadow mask
  • Looks like a real PDP-8/E
  • All components are integrated onto a single PCB
  • You make your own faceplate
  • Laser printer graphics and sheets of clear acrylic
  • Uses 20 miniature toggle switches w/metal handles
  • “Poke thru the panel” LEDs
  • Looks like an Altair
  • “Power ON” LED
  • Both front panels are functionally identical with
15 address LEDs, 12 data LEDs, RUN LED and POWER LED (-RC only)
12 data switches and 8 function switches (BOOT, LA, LXA, CLEAR, CONT, EXAM, HALT, DEP)
display select rotary switch
Memory
  • 32K word EPROM for BTS6120 firmware
  • 64K word RAM
32K “main” memory for OS/8 and user programs
32K control panel memory
  • Optional RAM disk daughter card
  • 32K word EPROM for BTS6120 firmware
  • 512K word RAM, optional expansion to 1024K words
32K “main” memory for OS/8 and user programs
32K control panel memory
  • 448K (960K optional) word built in RAM disk for OS/8
  • RAM is non-volatile with Li coin cell backup battery
Peripherals
  • KL8E compatible console serial port
  • IDE/ATA interface built in
  • Optional RAM disk daughter card
  • Optional IOB6120 card adds
3x serial ports
Centronics printer port
VGA and PS/2 keyboard ports
real time clock calendar
CompactFlash card
additional RAM disk.
  • 50 pin expansion bus
Build your own peripherals!
  • KL8E compatible console serial port
  • No IDE/ATA interface
  • RAM disk built in
  • Optional VT6 daughter card
  • No expansion bus
Other
  • On board switching power supply (on FP6120)
External 9-12V unregulated supply required
  • POST LEDs
  • Reset push button
  • No onboard power supply
External regulated 5V supply required
  • POST codes displayed on data LEDs
  • Reset on power on only
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