Tandy Color Computer 3 Basic Manual Download

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Summary of Contents for Color Computer 3 Basic

Page 2: ...IMPORTANT NOTE If you are using software that requires the alternate color set select this color set by pressing down the FlJkey during power up...

Page 3: ...SHACK INCLUDING BUT NOT LIMITED TO ANY INTERRUPTION OF SERVICE LOSS OF BUSINESS OR ANTICIPATORY PROFITS OR CONSEQUENTIAL DAMAGES RESULTING FROM THE USE OR OPERATION OF THE EQUIPMENT OR SOFTWARE IN NO...

Page 4: ...quipment has been certified to comply with the limits for a Class B computing device pursuant to Subpart J of Part 15 of FCC Rules Only peripherals computer input output devices terminals printers and...

Page 5: ...prohibited introducing Your Color Computer 3 1986 Tandy Corporation All Rights Reserved Reproduction or use without express written permission from Tandy Corporation and or its licensor of any portion...

Page 6: ......

Page 7: ...using your Color Computer right away this booklet contains all the information you ll need for Program Pak operation At a slightly more advanced level you might want to write your own programs and mak...

Page 8: ...h interference in a residential installation However there is no guarantee that interference will not occur in a particular installation If this equipment does cause interference to radio or televisio...

Page 9: ...SET Go A Turn off The Keyboard 15 Using the Display 17 Getting Out of Prism Journey to the Center of Your Screen Sound and Safe Program Pak Installation 23 Using the Joystick Controllers 25 Using the...

Page 10: ...ou have taken the first step in one of today s most exciting adventures personal computing New horizons in entertainment education recreation and home and financial management are now only an arm s le...

Page 11: ...d Color BASIC Language Random Access Memory RAM for storing programs and data while the computer is on amount is expandable from 128K to 51 2K optional extra A ROM cartridge slot for instant loading o...

Page 12: ...standard typewriter characters plus several control characters The control character keys are marked with special names break enter clear D and so on liiiiiiiini D1111I11I1I1ID BBillllllllBBD Qaaaiii...

Page 13: ...er and usefulness Normally when a ROM cartridge is installed the computer is controlled by the plug in program Note Always turn the computer off before inserting or removing a ROM cartridge Random Acc...

Page 14: ...ace 26 3124 you can connect as many as four Program Paks and or interface controllers to your Color Computer at once Therefore frequently used program paks do not have to be removed and reinserted ove...

Page 15: ...all the packing material intact so you can use it if you ever need to transport the computer Place the computer on a solid surface near the display unit The display and computer should be near a power...

Page 16: ...the television is used This Antenna Switchbox consists of a short section of twin lead cable two screw terminals a coaxial connector and a slide switch We suggest you attach the Switchbox to the back...

Page 17: ...HF What you do next depends on the type of antenna installation you have If you have an Internal Antenna or Rabbit Ears or a 300 Ohm Lead in External Antenna connect your VHF antenna leads to the Ante...

Page 18: ...Coaxial Lead in obtain a special 75 Ohm to 300 Ohm matching transformer such as Radio Shack Catalog Number 15 1140 Connect your antenna s coaxial cable lead in to the transformer then attach the trans...

Page 19: ...enna installations described above are the most common types However you might need to know about a few other antenna types and features If your TV set has a 75 300 Ohm switch on the back be sure to s...

Page 20: ...nded cables to use with Radio Shack s televisions with monitor inputs 16 250 or 16 232 are the 6 foot VCR Video Audio Cables 15 1535 You will need two of these Once you have these cables connection is...

Page 21: ...r Color Computer 3 over so the bottom panel is exposed Locate the RGB OUT connector 2 The RGB monitor has a computer cable wired into the back of it Plug this cable into the RGB OUT connector on the b...

Page 22: ...ints For interconnections between computer and accessories refer to the owner s manual supplied with the accessory IFOUT CASS 10 RIGHT LEFT Figure 9 Computer controls and connections Connection to an...

Page 23: ...ollowing adjustments First turn on your display and set the volume at a normal listening level If you are using a television select Channel 3 or 4 whichever is weaker or not being used in your area Se...

Page 24: ...o The RESET button located on the right rear side of the computer as you face the keyboard lets you stop a ROM program and then restart it at the beginning without turning the computer off and on Pres...

Page 25: ...hat make typing and computing much easier The function of any key depends on the software you are using For example in Color BASIC the CED key moves the cursor left one space and deletes the last char...

Page 26: ......

Page 27: ...er when you use Color BASIC you control the colors Getting Out of Prism A program is a set of instructions that causes a computer to perform certain operations That s it That s all there is to it So f...

Page 28: ...ENTER 90 FOR N TO 3 ENTER 100 GOSUB 150 ENTER __ 110 A INKEY IF A THEN 110 ENTER 120 NEXT N ENTER 130 PALETTE CMP ENTER 140 END dHHBD _ 150 FOR R TO 15 ENTER 160 PALETTE R N 16 R ENTER 170 NEXT R ENTE...

Page 29: ...ime you press a key the program ends However you can RUN the program as many times as you wish Use the color adjustment controls on your television or composite monitor to set the colors to their prop...

Page 30: ...and vertical lines intersecting at the exact center of the screen Th Color Computer 3 generates a rectangular image designed to fill most of your display screen Adjust your display s horizontal and v...

Page 31: ...the quality of the sound your TV or monitor produces For example type SOUND 39 20 ENTER The computer obeys your command and produces a musical note that lasts 1 2 seconds The program is SOUND pitch c...

Page 32: ...is short program NEW E NTER 10 X RND 255 ENTER 20 Y RND 30 CEHIEB 30 SOUND X Y ENTER 40 GOTO 10 ENTER To check for typing errors type LIST CENTER Your program should look like this 10 X RND 255 20 Y R...

Page 33: ...fter a few days with your BASIC programming manual The most sophisticated programs however can take hundreds or thousands of hours to develop and produce Tandy s preprogrammed ROM cartridges let you b...

Page 34: ...lly insert the cartridge with the label side up and the open end facing into the slot The cartridge should slide smoothly into the recessed receptacle in the computer case If you have difficulty inser...

Page 35: ...am options draw diagrams on the video display screen or make other adjustments where vertical and horizontal motions must be translated into signals that the computer understands Each joystick consist...

Page 36: ...ASIC instead of a plug in cartridge you generate a stream of characters whenever you press the fire button This is a normal side effect and can be ignored THE JOYSTICK CONTROLLERS FUNCTION CORRECTLY O...

Page 37: ...uter 3 you dramatically increase its power and versatility Because thousands of cassette based programs are written for the Color Computer you can use the cassette recorder to expand your library of u...

Page 38: ...11 000 characters per minute By using cassette data storage in a matter of minutes you can reload programs into memory instead of typing them and then debugging them a process that can take hours Not...

Page 39: ...The three plugs on the other end of this cable connect to the recorder A Connect the black plug into the EAR jack on the side of the recorder This connection provides the output signal from the record...

Page 40: ...ecording If you want to save a taped program permanently break off the Erase Protect tab on the cassette see your tape recorder manual Without the tab you can t press the RECORD button on your recorde...

Page 41: ...prompt message if connection you are using a ROM 2 Incorrect power up sequence All cartridge doesn t accessories should be ON before you appear when you turn on the computer turn on the computer 3 Ac...

Page 42: ...onnection instructions in the recorder owner s manual 2 Cassette volume is too low or high Check the recorder s volume control 3 Information on tape might be garbled due to electricity discharge magne...

Page 43: ...cing switches on lights or appliances Install a separate power line for the computer Install a special line filter designed for computers and other sensitive electronic equipment Power line problems a...

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Page 45: ...to 85 F 12 8 C to 29 4 C 100 to 6000 feet 30 to 1830 meters above sea level Microprocessor Type 68B09E Serial Interface Standard RS 232 C Signal Pin CD Carrier Detect Status Input Line RD Receive Data...

Page 46: ...evel for 1 to 5 Volts peak to peak Playback from Recorder at a minimum impedance of 220 Ohms Typical Computer Output 800 mV peak to peak at 1K Level to Recorder Ohms Remote On Off Switching 0 5 A maxi...

Page 47: ...tor Input Up Down 3 Ground 4 Fire button 1 High when open Low when closed 5 Vcc current limited 5VDC 6 Fire button 2 High when open Low when closed RGB Monitor Jack Pin Location Looking at the outside...

Page 48: ...RADIO SHACK A Division of Tandy Corporation U S A FORT WORTH TEXAS 75102 CANADA BARRIE ONTARIO L4H 4W5 PRINTED IN KOREA 811017970A...

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