background image

 

 

21  A12 

Green - Black Stripe 

 

 

  

23  D7 

White - Red Stripe 

  

GND 

White - Blue Stripe 

  

  

  

24  D6 

Gray - Blue Stripe 

25  D5 

Gray - Red Stripe 

  

  

  

26  D4 

Gray - Yellow Stripe 

27  D3 

Gray - Green Stripe 

   

 

28  D2 

Yellow - Green Stripe 

29  D1 

Yellow - Red Stripe 

  

  

  

30  D0 

Light Blue - Green stripe 

  

GND 

Light Blue - Yellow stripe 

  

  

  

31  RDBENA.A 

Light Blue - Red Stripe 

32  A15/CRUOUT 

Light Blue - Blue Stripe 

  

  

  

33  A14 

Red 

  

GND 

Red - Black Stripe 

  

  

  

34  READY 

Pink 

  

GND 

Pink - Black Stripe 

  

  

  

35  AUDIOIN 

Yellow - Green Stripe 

  

GND 

White - Green Stripe 

  

  

  

36  GND 

Green - Blue Stripe 

37  RESET 

Light Green - Red Stripe 

 

Summary of Contents for 838-IO PLUS

Page 1: ...http shift838 99er net Note shown with optional 838 32K SC memory expansion module ...

Page 2: ...http shift838 99er net T able of Contents Description 1 Installation 1 Wiring Diagram 3 Testing 6 Support 7 ...

Page 3: ... More expansion cards are planned in the near future Installation 1 Ensure the 838 IOP packages includes a 838 IO Plus PEB card b 838 IO Plus side port card c DB37 double shielded twisted pair male to male cable if purchased from SHIFT838 d 838 IO Plus side port card 3D printed case if purchased from SHIFT838 e Optional 838 32K SC side port 32K memory expansion module i If using the 838 32K SC ple...

Page 4: ... card or an internal memory expansion such as the 32k internal MOD being used at the same time This may result in damage to your system 9 Plug the new 838 IO Plus Side card onto the TI 99 4 or TI 99 4A side port bus connector 10 Connect the 838 IOP DB37 cable between the two cards 11 Tighten the mount screws on the cable connectors on both ends to secure the cable 12 Double check all connections 1...

Page 5: ...t the bottom of the document to help better identify what colors are what Using the recommended 50 pair twisted pair double shielded cable allows for only one side of the grounds to have to be connected because along with the shield ground wire connected to the metal housing then all become grounded since the 838 IO Plus boards DB37 mounting poins are also grounded in the circuit When the cable is...

Page 6: ...e 22 A13 Light Blue Black Stripe 8 CLKOUT Gray GND Gray Black Stripe 9 A00 Brown GND Brown White Stripe 10 A01 Purple 11 A02 Purple White Stripe 12 A03 White 13 A04 White Black Stripe 14 A05 Mint Green 15 A06 Mint Green Black Stripe 16 A07 Blue 17 A09 Blue White Stripe 18 A10 Light Pink White Stripe 19 A11 Light Pink Yellow Stripe 20 A12 Green ...

Page 7: ...ripe 28 D2 Yellow Green Stripe 29 D1 Yellow Red Stripe 30 D0 Light Blue Green stripe GND Light Blue Yellow stripe 31 RDBENA A Light Blue Red Stripe 32 A15 CRUOUT Light Blue Blue Stripe 33 A14 Red GND Red Black Stripe 34 READY Pink GND Pink Black Stripe 35 AUDIOIN Yellow Green Stripe GND White Green Stripe 36 GND Green Blue Stripe 37 RESET Light Green Red Stripe ...

Page 8: ...ds within the PEB as you would with a standardFlexCableInterfacecard In Extended Basic typing SIZE and press enter will show you the amount of memory availableforbaseandexpanded Accessingstoragedevicessuchasfloppydisk harddiskandramdiskallworkasyouare usedto ...

Page 9: ...ommands from TI Basic Extended Basic Editor Assembler or other utilities to access your systems expansioncards Support Forallsupportrelatedquestionspleasesendanemailtoshift838sup gmail com SHIFT838Website http shift838 99er net SHIFT838Store shift838 fwscart com ...

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