Orange-micro Interface The Grappler User Manual

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Summary of Contents

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FOR ADVANCED PROGRAMMERS:MEMORY LOCATIONS USED BY THE GRAPPLERThe Grappler Interface uses those RAM locations set aside for its particular slot and th

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CUSTOM DRIVERSIf you are writing your own drivers the following locations are used to access the card CY = NO where N = slot#)Printer Status — $CØSl,Y

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APPENDIX A TMUSING GRAPPLER CONMANDS WITHIN A PROGRAMThe following table illustrates how a few Grappler commands would be used within a program:

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The following prograas allow you to rest the graphics capability of the Grappler.For Applesoft basic users:5 TEXT1Ø HOME2Ø PRINT ‘ENTER THE SLOT YOUR

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For Pascal Users:PROGRAM DEMO,USES TURTLEGRAPHICS, APPLESTUFF,VAR ANGLE, DISTANCE: INTEGER;PRINT, TEXT,BEGINANGLE;8-Ø;INITTURTLE;PNNCOLOR(NHITE);FOR D

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The following program will allow you to print a graph that has been previously saved to the disk. For e,~as~ple, after saving the qreph created by one

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APPENDIX BDIP SWITCH SETTINGS FOR YOUR PRINTERAll printers must configure to a Centronics type psrallel interface.ANADEX 95ØØ — 93Ø1All switches on S—

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TMGRAPPLER PIN ASSIGNMENTS Normal IDSFunction GRAPPLER GRAPPLER*--STE 1 53 2Dl 5 25D2 7 23D3 9 21D4 11 19D5 13 17D6 15 4D7 17 ----ACK 19

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LIMITED WARRANTYEvery GRAPPLER INTERFACE is fully tested and quality checked before shipment and is warranted to be free from defects in materials and

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INTRODUCTIONTMThe Grappler Interface is a Centronics compatible parallel interface for the Apple II/II+ Computer. In addition to advanced text featur

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5. Be sure the power is off. Insert the Grappler card into slot #1 (or any other slot except zero) with a gentle rocking motion until fully seated.

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To type a control character, hold down the control key (marked “CTRL’ on the Apple) and then press the appropriate letter. Then release the letter

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CTRL-I X Don’t output the high order bit to the printer. This puts the printer back in standard text mode.CTRL-InN Set line length to n characters fr

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lines per page (this may vary with the type of printer). Therefore if you specify a printed page length of 6Ø lines (CTRL—I 6ØP), your printer will

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GRAPHICS FEATURES AND COMMANDSThe Grappler Interface can output the HIRES screen to the printer by using simple commands. All graphics commands consis

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R — Rotate the picture 90 degrees in a clockwise direction. Some printers require this option when printing the image double-size. (See D above.)An ex

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PASCAL AND CP/M COMPATIBILITYThe Grappler is compatible with both PASCAL and CP/M. PASCAL l.Ø and CP/M will both recognize the card as a serial int

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