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Coleco-related Tools
 ColecoVision Correspondence


 

Technical Things around ColecoVision.

                           

                  Power connection                                                   LM 318                                    Power for Roller-Controller
 

          

 

Connection from DB 9 to Joystick with 2 independent fire-buttons.
ColecoVision Version.		 Scart connection pin for pin.
Only for the French AV Out version.
This version are not confirmed.		 CBS ColecoVision Scart connection pin for pin.
Only for the late French AV Out version.
This version are confirmed by colecovision.dk

 

 

Project Joystick, March 2005.

Here is a case from TEKO in Italy

Here is an old Joystick from an used
Arcademachine from the  80's.

The final result.
With laminated cover.
 

 

This is the European version.
Almost the same as those one from Right.
This one is branded CBS Electronics.
Note: This is 50 Hz. 220 - 250 Volt.

Coleco's original Power unit was big
and heavy as a rock, and have a weight for that too.
Here can you see the different power there
are necessary for ColecoVision would work right.

 The French PAL Version.
All 3 supplys are with same volt in output.
EU : 19A 50 Hz.
 US : 25A 60 Hz.
FR : 15A 50 Hz.

 

   

ColecoVision Bios: VTI / TI R72 114 A.

ColecoVision CPU: Zilog Z 80.
3.58 Mhz. for ColecoVision.
Todays standard in c-mos are the eZ80 50 MHz.


Size: 344 Kb.

The Texas Instruments Sound-chip: SN 76489 AN.
Has 3 Soundchannels on
5 oktavian and 1 white noise, Mono output.


Size: 2.885 kb.

ColecoVision's graphic chip, it was the most
common graphicchip in the 80's.
It have a palette with 15 colors and one transparent.
Resolution is 256 x 192 and up to 16 K Ram.
Composite Video for TMS 9918 and RGB for TMS 9929

 

Here can you see the main-board for the expansions Module # 2.
The Steering Wheel.
 

On the left: The steering Wheel main-board.
This is solderside
Card # 55888 Rev. D.
Click for larger Image.

This is the Steering Wheel componentside.
Click for larger Image.

 

Here can you see what's behind your Roller Controller.

Here are the Roller Controller inside.
It's a kind a reverse mouse.
But the ball are on top, so the name will be:
Trackball.
Click for larger Image.

 

The Daughter Board / PAL TV-Tuner Board.
 

 This is the Tv Tuner Board from ColecoVision.
It's a Daughterboard inside in left side of the box.
The Tv Tuner Box transmit the signals from
ColecoVision over to this tuner.
Tv and Audio mixes to a one single standard HF out.
The channel is typical 3 or 4.
   
Male Phono and DIN Tv connection.
  
 As you can see, on the Astec Tuner.
You can adjust picture and sound
separately in the two screws (black ferrit).

The female phono are for the mixed tv-out signal.
The signal are analog.


This attempt are on your own risk...
 

Warning This AV-PAL Modifying above are on your own risk.

 
ColecoVision Toy Shift Knob details.
Print in .pdf provided by Todd Scheele