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When the program is run you will be presented with
a full screen version of the diagram below
Assembly code is typed into the white area with the word "Program" above it.
Normal text editing features available.
Full error checking prior to running.
Programs can be saved and loaded.
They can be single stepped (one instruction at a time - ideal for debugging)
Or they can be run in the normal manner (at full speed).
Graphics on the menu bar gives 4 different graphics to program.
1. Crane. Program the overhead crane to pick up randomly placed loads and
drop them into specified containers.
2. Steeplechase. Guide a ball over a specified hilly course.
3. Lift. Program a lift to pick up, and drop, customers at their requested floors.
4. Chessboard. Move a piece around the board in different ways.
74 codes are supported, giving a wide range of actions (see below)
These include Add, Subtract, Multiply, Divide, Power, Square root
Conditional jumps, Unconditional jump, Absolute addressing
Indexed addressing, Immediate mode, Compare and Logic commands.
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ADD
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DRP
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PNL
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ADS
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DVD
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POW
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ADX
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DVS
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PRA
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ADY
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END
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PRT
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AND
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IDV
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PSP
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BEQ
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INS
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RDA
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BGE
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INX
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RD$
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BGT
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INY
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RET
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BLE
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JMP
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RND
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BLT
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JSR
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SAX
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BNE
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LAD
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SAY
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CAD
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LAS
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SBD
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CAS
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LAX
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SBS
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CAX
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LAY
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SHL
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CAY
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LFT
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SHR
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CIX
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LXD
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SQR
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CIY
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LXS
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STA
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CLS
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LYD
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STX
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CXD
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LYS
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STY
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CXY
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MLD
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TAX
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CYD
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MLS
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TAY
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CYX
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MOD
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TXA
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DES
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MOV MKN
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TYA
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DEX
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ORA
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DEY
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PA$
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73 page manual with explanations and worked examples.
This is followed by 62 programming tasks.
Fully explained answers are provided.
Example programs:-
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Coded message
Random fixtures list for 8 teams
Anagram
Random word
Move a chess Knight
Validate
Program an overhead crane
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Random hand of 7 cards
Hexadecimal
Polling
Alphabetic sort
Fixed length strings
Program a lift over 9 floors
And much more...
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This is a good introduction to the principles of Assembly Language.
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