Radio Shack TRS-80, Owner'S Manual

Page 1: ...TRS 80 DIGITIZER Catalog No 26 1195 CUSTOM MANUFACTURED IN USA FOR RADIO SHACK A DIVISION OF TANDY CORPORATION...

Page 2: ...s the right to refuse to service the equipment or to void any remaining warranty on the equipment 2 If any Radio Shack computer equipment has been modified so that it is not within manufacturer s spec...

Page 3: ...TRS 80 Digitizer Owner s Manual TRS 80 TRS 80 Digitizer Owner s Manual Catalog Number 26 1195 Radio hack _ i...

Page 4: ...or use without express written permission from Tandy Corporation of any portion of this manual is prohibited While reasonable efforts have been taken in the preparation of this manual to assure its a...

Page 5: ...tizer 17 4 Sample Session 19 5 Troubleshooting and Maintenance 21 6 Specif ications 23 Appendix A Sample Programs and Driver Routines 25 Model I Level II Cassette Interface 25 Model I III RS 232 28 Mo...

Page 6: ...TRS 80 Digitizer ori s Owner s tManaal Radio hack 4...

Page 7: ...e top edge it is A Digitizer does this for you It tells you how far horizontally the X axis and how far vertically the Y axis that point is from the edge of the paper Note that the Digitizer does not...

Page 8: ..._ ffi Owner s Manual TRS 80 Measurement of coordinates Reading of maps Computation of areas Measurement of lengths Calculation of volumes Curving of averages Scaling up or down of measurements And muc...

Page 9: ...xis Note the Traverse Arm Stop at the end of the Arm away from the Cursor 2 CURSOR This allows you to identify a specific point Simply place the circle in the center of the Cursor on the point you wis...

Page 10: ...TRS 80 Digitizer TRS 80 Owner s Manual U Figure 1 Digitizer Front View Radio hack 8...

Page 11: ...on how through which port the Digitizer is connected to the Computer For Computers equipped with RS 232 C set to NORM For Color Computers or Model I Level II cassette interface set to CASS 4 RS 232 OU...

Page 12: ...TRS 80 Digitizer TRS BO Owner s Manual Figure 2 Digitizer Rear View Radio hack 10...

Page 13: ...ng up on both ends see Figure 1 3 Remove the plastic foam from the inside of the Digitizer The Carriage should then move freely to the left and right See Figure 3 Figure 3 Unpacking the Digitizer Gent...

Page 14: ...place while holding the Traverse Arm in your right hand with the Cursor towards you Place the groove on the left side of the Traverse Arm against Pulley 1 so that the Arm Stop on the end of the Arm o...

Page 15: ...y 3 Gently move the end of the Traverse Arm that is in the pulleys to the right to allow the Arm Stop to get past Pulley 3 See Figure 6 Pullev 3 Figure 6 Once the Arm Stop has passed Pulley 3 straight...

Page 16: ...2 C or a Color Computer connect the Computer to the Digitizer s J4 port If your Model I doesn t have RS 232 C interface or even if it does you can connect the Digitizer through Tape port on the back o...

Page 17: ...nning when connection is via the cassette port will not run when connection is via the RS 232 port and vice versa Before connecting the Digitizer to your Computer see your Computer s operation manual...

Page 18: ...TRS 80 Digitizer m om Owner s Manual Radio hack 16...

Page 19: ...the Carriage to the left or right and the Y coordinate is specified by moving the Traverse Arm forward and backward On the other hand if you position the Digitizer on the right side of the paper the X...

Page 20: ...inue sending the location of the Cursor until you press the Send Switch agai n Note that there is a delay between the first point and the second point transmitted This prevents sending two points to t...

Page 21: ...t 1 First type in the appropriate program for your TRS 80 All programs do the same thing only the driver routines are different 2 Position a piece of paper in front of the Digitizer and tape it down s...

Page 22: ...THE FIRST POINT do so and s the Send Switch Note The values enclosed in parenthses indicate the current X Y coordinates 16 When the Computer tells you to PLACE THE CURSOR OVER THE SECOND POINT do so a...

Page 23: ...Radio Shack service technician Symptom Cure Problems at start up Check power connection Check that NORM CAS S Select switch is properly set Check RS 232 or Cassette interface connection Press RESET be...

Page 24: ...TRS 80 Digitizer ri ies ori Owner s Manual Radio hack 22...

Page 25: ...1 X 17 Physical Dimensions Body 15 3 4 Length 4 3 8 Width 2 Height Traverse Arm Cursor 21 3 4 Length 3 4 Width 3 1 8 Height Environmental Characteristics Temperature Operating 15 to 40 Degrees C 59 to...

Page 26: ...TRS 80 Digitizer me ori s Owner s Manual Radio hack 24...

Page 27: ...outines in programs you write If you need to include a Skew Adjustment routine to define true Cartesian coordinates see Appendix B Model I Level II Cassette Interface 100 RADIO SHACK DIGITIZER DEMONST...

Page 28: ...DY 2160 INPUT WHAT UNIT OF MEASURE ARE YOU USING UN 2170 PRINT HOW MANY UN S LONG WAS THE REFERENCE DISTANCE 2180 INPUT D0 2190 SC D0 DS 2200 PRINT 2210 PRINT SCALE SET AT D0 UN S PER INCH 2220 PRINT...

Page 29: ...5536 Y 32767 X Y LOCATION 256 X Y 01 01 PRINT USING RET URN DATA TABLE FOR MACHINE LANGUAGE SUBROUTINE DATA 205 52 127 33 0 0 194 154 10 33 174 127 229 17 166 DATA 127 6 4 205 40 127 7 7 7 7 1 19 205...

Page 30: ...UTIVE POINTS 1080 PRINT EXIT PROGRAM 1090 A INKEY IF A THEN 1090 1100 FOR 1 1 TO 3 1110 IF MID 12 M D A THEN ON I GOTO 2000 3000 4000 1120 NEXT I 1130 GOTO 1090 1140 2000 SET SCALE 2010 2020 CLS 2030...

Page 31: ...000 3120 PRINT 3130 DX X XI 3140 DY Y Yl 3150 DS SO R DX DX DY DY 3160 DS 01 FIX DS 100 5 3170 PRINT USING LINEAR DISTANCE INCHES DS 3180 PRINT SCALE DISTANCE SC DS UN S 3190 PRINT 3200 PRINT PRESS AN...

Page 32: ...ET J J 7 12060 DE DE J 16 3 I 12070 NEXT I 12080 IF DE 32767 LET DE m DE 65536 12090 DE 01 DE 12100 RETURN 12110 13000 GET X Y COORDINATES 1 30 1 13020 GOSUB 11000 13030 HX LEFT D 4 1 3040 GOSUB 1 200...

Page 33: ...B 290 IF C 32767 THEN C C 65536 300 A I C 310 NEXT I 320 IF D 2050 THEN PRINT PRINT DATA ERROR GOTO 4030 330 REM 340 REM DATA LIST 350 REM 360 DATA 229 j 62 1 96 207 225 1 32 249 120 230 127 1 19 370...

Page 34: ...ERENCE DISTANCE 2190 INPUT D0 2200 SC D0 DS 2210 PRINT 2220 PRINT SCALE SET TO SC UN S PER INCH 2230 PRINT 2240 PRINT PRESS ANY KEY FOR MENU 2250 A INKEY IF A THEN 2250 2260 GOTO 1000 2270 REM 3000 RE...

Page 35: ...REM 6020 GOSUB 5000 IF J 88 THEN 6020 6030 D FOR 1 1 TO 8 GOSUB 5040 D D CHR J 6040 RETURN 6050 REM NEXT I 7000 REM CONVERT 4 HEX DIGITS TO DECIMAL 7010 REM 7020 DE 0 7030 FOR I TO 3 7040 J ASC MID HX...

Page 36: ...060 1070 1080 1090 1100 1 110 1120 1130 1140 2000 2010 2020 2030 2040 2050 2060 2070 2080 2090 2 1 00 2110 2120 2130 2 1 40 MAIN MENU CLS PRINT PRINT PRINT PRINT PRINT PRINT A DIGITIZER DEMONSTRATION...

Page 37: ...NCH PRINT PRINT PRESS ANY KEY FOR MENU A INKEY IF A THEN 2250 GOTO 1 000 7 MEASURE DISTANCE BETWEEN TWO POINTS CLS PRINT TAB 8 MEASURE DISTANCE PRINT PRINT PLACE CURSOR OVER FIRST POINT PRINT PRESS SE...

Page 38: ...2 5 6 6200 DATA 138 128 37 230 31 16 62 1 DATA 23 1 1 40 146 53 22 5 7 6220 DATA 52 4 141 214 39 13 6230 DATA 246 255 34 86 37 246 6240 DATA 198 196 90 38 253 6250 DATA 141 1 87 53 4 57 79 6260 DATA 1...

Page 39: ...tly you must physically align the Digitizer very precisely to the orientation of the axes of your document This is a tedious process However it is possible to program your Computer to compute a new se...

Page 40: ...odel II Disk Basic Model III Level III Model III Disk Basic Color Basic E x t e n d e d C o 1 o r Ba s i c e n t r v X rfefe r e n c e p o i n t u n r o t a t e d X c o o r d Y0 reference point s un r...

Page 41: ...you wish to work in has no point where X and Y are zero you must use a routine to move the origin outside the working area This is done by finding a point with known X and Y coordinates inside the wor...

Page 42: ...h here is to sum up strips of area equal to X Y To measure the area inside a figure the area under the upper portion of the figure is considered positive and the area under the lower negative If the C...

Page 43: ......

Page 44: ...CTLY BY EQUIPMENT OR SOFTWARE SOLD LEASED LICENSED OR FURNISHED Bv RADIO SHAC INCLUDING BUT NOT LIMITED TO ANY N TERRUP ICN OF SERV CE LOSS OF BUSINESS OR AVICPATO Y PROFITS OR CONSEQUENTIAL DAMAGES R...