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updated macro cheat sheet
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nathanriggs
parent
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README.md
121
README.md
@ -20,6 +20,7 @@ A general purpose ASM libriary for the Apple II. Assembled in Merlin 8 Pro.
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* [Disk 5: STRINGS](#disk-5-strings)
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* [Disk 6: FILEIO](#disk-6-fileio)
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* [Future Disks](#future-disks)
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* ~~How to Use the Library~~
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* [Macro Subroutine Calls and Clobbers](#macro-subroutine-calls-and-clobbers)
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* [Macro Usage Cheat Sheet](#macro-usage-cheat-sheet)
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* ~~Detailed Descriptions: Macros~~
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@ -454,79 +455,95 @@ If a memory alteration is indicated by a [PASS], it means that the memory area t
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Once Macros are mostly finished in how they are called, you can find how to use them here. New versions, of course, always run the risk of changing something integral; This cheat sheet will be updated accordingly.
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MACRO | USAGE | RETURNS
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------ | ------------------------------------------------------------------ | -----------------------------------
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_DUMP | ```_DUMP [memory address];[# of bytes to dump]``` | Nothing; dump to screen
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_GRET | ```_GRET [dest memory address]``` | [return] stored in specified address
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_ISLIT | ```_ISLIT [data]``` | inserts executable code at pointer
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_ISSTR | ```_ISSTR [data]``` | inserts executable code at pointer
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_PRNT | ```_PRNT [string or address]``` | prints provided literal string
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_SPAR | ```_SPAR [src address];[length]``` | moves data at address to [param]
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_WAIT | ```_WAIT``` | Nothing; wait for keypress.
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ADD16 |
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BEEP |
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MACRO | USAGE | RETURNS
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------ | ------------------------------------------------------------------- | -----------------------------------
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_DUMP | ```_DUMP [memory address];[# of bytes to dump]``` | Nothing; dump to screen
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_GRET | ```_GRET [dest memory address]``` | [return] stored in specified address
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_ISLIT | ```_ISLIT [data]``` | inserts executable code at pointer
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_ISSTR | ```_ISSTR [data]``` | inserts executable code at pointer
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_PRNT | ```_PRNT [string or address]``` | prints provided literal string
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_SPAR | ```_SPAR [src address];[length]``` | moves data at address to [param]
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_WAIT | ```_WAIT``` | Nothing; wait for keypress.
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ADD16 | ```ADD16 [word 1];[word 2] ``` | .Y = lobyte of sum
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. | | .X = hibyte of sum
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BEEP | ```BEEP [number of beep calls]``` | Nothing; just speaker output
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BLOAD |
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BSAVE |
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CMD |
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CMP16 |
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CURB |
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CURD |
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CURF |
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CURU |
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CMP16 | ```CMP16 [word 1];[word 2] |
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CURB | ```CURB [spaces to move back]``` | Nothing
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CURD | ```CURD [spaces to move down]``` | Nothing
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CURF | ```CURF [spaces to move forward]``` | Nothing
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CURU | ```CURU [spaces to move up]``` | Nothing
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DBUFF |
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DELAY |
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DIM81 | ```DIM81 [array address];[# of elements];[element byte length]``` | .Y = low byte of array addr
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. | . | .X = high byte of array addr
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. | . | .A = # of elements
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. | . | [RETURN] = total array size in bytes
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DELAY | ```DELAY [number of milliseconds to delay]``` | Nothing; just execution delay
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DIM81 | ```DIM81 [array address];[# of elements];[element byte length]``` | [RETURN] = total array size in bytes
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. | . | [RETLEN] = length of [RETURN] val
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DIM82 | ```DIM82 [array addr];[# of cols];[# of rows];[elem byte length]``` |
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DIV8 |
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DIV16 |
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DIM82 | ```DIM82 [array addr];[# of cols];[# of rows];[elem byte length]``` | [RETURN] = total array size in bytes
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. | . | [RETLEN] = length of [RETURN] val
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DIV8 | ```DIV8 [dividend byte];[divisor byte]``` | .A = quotient (byte)
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. | | .X = remainder (byte)
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DIV16 | ```DIV16 [dividend word];[divisor word]``` | .Y = lobyte of quotient
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. | . | .X = hibyte of quotient
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DRIVE |
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DRWTS |
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FINP |
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FPRN |
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GET81 | ```GET81 [array address];[element index]``` |
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GET82 | ```GET82 [array addr];[column index];[row index]```
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INP |
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MFILL |
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MMOVE |
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MUL8 |
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MUL16 |
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PBX |
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PCR |
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PDL |
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PRN |
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PUT81 | ```PUT81 [src addr or literal][array addr];[element index]``` |
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PUT82 | ```PUT82 [src addr or lit];[array addr];[col index];[row index]``` |
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RCPOS |
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REM16 |
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RND8 |
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RND16 |
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RNDB |
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RNDW |
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GET81 | ```GET81 [array address];[element index]``` | .Y = lobyte of element addr
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. | . | .X = hibyte of element addr
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. | . | [RETURN] = value stored in element
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. | . | [RETLEN] = length of return value
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GET82 | ```GET82 [array addr];[column index];[row index]``` | .Y = lobyte of element addr
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. | . | .X = hibyte of element addr
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. | . | [RETURN] = value stored in element
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. | . | [RETLEN] = length of return value
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GKEY | ```GKEY``` | .A = key pressed
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INP | ```INP``` | [RETURN] = string entered by user
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. | . | [RETLEN] = string length (same as first byte of [RETURN], +1)
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. | . | .X, .Y = length of string
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MFILL | ```MFILL [address start];[length in bytes];[fill value]``` | Nothing useful
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MMOVE | ```MMOVE [src addr];[dest addr];[length in bytes]``` | Nothing useful
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MUL8 | ```MUL8 [multiplicand byte];[multiplier byte] | .Y = lobyte of product (word)
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. | . | .X = hibyte of product (word)
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MUL16 | ```MUL16 [multiplicand word];[multiplier word]``` | .Y = lobyte of product
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. | . | .X = hibyte of product
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PBX | ```PBX [button to read; PB0,PB1,PB2,PB3]``` | .A = 1 if button pressed, else 0
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PCR | ```PCR``` | Nothing
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PDL | ```PDL [paddle to read]``` | .Y = paddle state value, 0..256
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PRN | ```PRN [literal string or address]``` | .Y = length of string, if literal
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PUT81 | ```PUT81 [src addr or literal][array addr];[element index]``` | .Y = lobyte of element addr
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. | . | .X = hibyte of element addr
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. | . | .A = length of element in bytes
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PUT82 | ```PUT82 [src addr or lit];[array addr];[col index];[row index]``` | .Y = lobyte of element addr
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. | . | .X = hibyte of element addr
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. | . | .A = length of element in bytes
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RCPOS | ```RCPOS [col];[row]``` | .A = character at that position
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REM16 | ```REM16 [dividend word];[divisor word]``` | .Y = lobyte of remainder
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. | . | .X = hibyte of remainder
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RNDB | ```RNDB [low boundary byte];[high boundary byte]``` | .A = pseudorandom number between
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SCAT |
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SCMP |
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SCPOS |
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SCPOS | ```SCPOS [col];[row]``` | Nothing
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SCOP |
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SDEL |
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SECT |
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SETCX |
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SETCY |
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SETCX | ```SETCX [col]``` | Nothing
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SETCY | ```SETCY [row]``` | Nothing
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SETDR |
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SETDW |
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SINS |
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SLOT |
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SPOS |
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SPRN |
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TFILL |
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THLIN |
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SPRN |
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SUB16 | ```SUB16 [minuend word];[subtrahend word]``` | .Y = lobyte of result
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. | | .X = hibyte of result
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TFILL | ```TFILL [col start];[row start];[col end];[row end];[fill char]``` | Nothing Useful
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THLIN | ```THLIN [col start];[col end];[row];[fill char]``` | Nothing Useful
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TONUM |
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TOSTR |
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TVLIN |
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ZLOAD |
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ZSAVE |
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TVLIN | ```TVLIN [row start];[row end];[column];[fill char]``` | Nothing Useful
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ZLOAD | ```ZLOAD [address where backup is stored]``` | Nothing
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ZSAVE | ```ZSAVE [address to backup at]``` | Nothing
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---
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94
README.md~
94
README.md~
@ -20,6 +20,7 @@ A general purpose ASM libriary for the Apple II. Assembled in Merlin 8 Pro.
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* [Disk 5: STRINGS](#disk-5-strings)
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* [Disk 6: FILEIO](#disk-6-fileio)
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* [Future Disks](#future-disks)
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* ~~How to Use the Library~~
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* [Macro Subroutine Calls and Clobbers](#macro-subroutine-calls-and-clobbers)
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* [Macro Usage Cheat Sheet](#macro-usage-cheat-sheet)
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* ~~Detailed Descriptions: Macros~~
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@ -454,53 +455,64 @@ If a memory alteration is indicated by a [PASS], it means that the memory area t
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Once Macros are mostly finished in how they are called, you can find how to use them here. New versions, of course, always run the risk of changing something integral; This cheat sheet will be updated accordingly.
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MACRO | USAGE | RETURNS
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------ | ------------------------------------------------------------------ | -----------------------------------
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_DUMP | ```_DUMP [memory address];[# of bytes to dump]``` | Nothing; dump to screen
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_GRET | ```_GRET [dest memory address]``` | [return] stored in specified address
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_ISLIT | ```_ISLIT [data]``` | inserts executable code at pointer
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_ISSTR | ```_ISSTR [data]``` | inserts executable code at pointer
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_PRNT | ```_PRNT [string or address]``` | prints provided literal string
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_SPAR | ```_SPAR [src address];[length]``` | moves data at address to [param]
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_WAIT | ```_WAIT``` | Nothing; wait for keypress.
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MACRO | USAGE | RETURNS
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------ | ------------------------------------------------------------------- | -----------------------------------
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_DUMP | ```_DUMP [memory address];[# of bytes to dump]``` | Nothing; dump to screen
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_GRET | ```_GRET [dest memory address]``` | [return] stored in specified address
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_ISLIT | ```_ISLIT [data]``` | inserts executable code at pointer
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_ISSTR | ```_ISSTR [data]``` | inserts executable code at pointer
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_PRNT | ```_PRNT [string or address]``` | prints provided literal string
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_SPAR | ```_SPAR [src address];[length]``` | moves data at address to [param]
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_WAIT | ```_WAIT``` | Nothing; wait for keypress.
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ADD16 |
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BEEP |
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BEEP | ```BEEP [number of beep calls]``` | Nothing; just speaker output
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BLOAD |
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BSAVE |
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CMD |
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CMP16 |
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CURB |
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CURD |
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CURF |
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CURU |
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CURB | ```CURB [spaces to move back]``` | Nothing
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CURD | ```CURD [spaces to move down]``` | Nothing
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CURF | ```CURF [spaces to move forward]``` | Nothing
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CURU | ```CURU [spaces to move up]``` | Nothing
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DBUFF |
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DELAY |
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DIM81 | ```DIM81 [array address];[# of elements];[element byte length]``` | .Y = low byte of array addr
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| | .X = high byte of array addr
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| | .A = # of elements
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| | [RETURN] = total array size in bytes
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| | [RETLEN] = length of [RETURN] val
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DIM82 | ```DIM82 [array addr];[# of cols];[# of rows];[elem byte length]``` |
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DELAY | ```DELAY [number of milliseconds to delay]``` | Nothing; just execution delay
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DIM81 | ```DIM81 [array address];[# of elements];[element byte length]``` | [RETURN] = total array size in bytes
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. | . | [RETLEN] = length of [RETURN] val
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DIM82 | ```DIM82 [array addr];[# of cols];[# of rows];[elem byte length]``` | [RETURN] = total array size in bytes
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. | . | [RETLEN] = length of [RETURN] val
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DIV8 |
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DIV16 |
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DRIVE |
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DRWTS |
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FINP |
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FPRN |
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GET81 | ```GET81 [array address];[element index]``` |
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GET82 | ```GET82 [array addr];[column index];[row index]```
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INP |
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MFILL |
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MMOVE |
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GET81 | ```GET81 [array address];[element index]``` | .Y = lobyte of element addr
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. | . | .X = hibyte of element addr
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. | . | [RETURN] = value stored in element
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. | . | [RETLEN] = length of return value
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GET82 | ```GET82 [array addr];[column index];[row index]``` | .Y = lobyte of element addr
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. | . | .X = hibyte of element addr
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. | . | [RETURN] = value stored in element
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. | . | [RETLEN] = length of return value
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GKEY | ```GKEY``` | .A = key pressed
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INP | ```INP``` | [RETURN] = string entered by user
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. | . | [RETLEN] = string length (same as first byte of [RETURN], +1)
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. | . | .X, .Y = length of string
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MFILL | ```MFILL [address start];[length in bytes];[fill value]``` | Nothing useful
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MMOVE | ```MMOVE [src addr];[dest addr];[length in bytes]``` | Nothing useful
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MUL8 |
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MUL16 |
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PBX |
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PCR |
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PDL |
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PRN |
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PUT81 | ```PUT81 [src addr or literal][array addr];[element index]``` |
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PUT82 | ```PUT82 [src addr or lit];[array addr];[col index];[row index]``` |
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RCPOS |
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PBX | ```PBX [button to read; PB0,PB1,PB2,PB3]``` | .A = 1 if button pressed, else 0
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PCR | ```PCR``` | Nothing
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PDL | ```PDL [paddle to read]``` | .Y = paddle state value, 0..256
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PRN | ```PRN [literal string or address]``` | .Y = length of string, if literal
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PUT81 | ```PUT81 [src addr or literal][array addr];[element index]``` | .Y = lobyte of element addr
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. | . | .X = hibyte of element addr
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. | . | .A = length of element in bytes
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PUT82 | ```PUT82 [src addr or lit];[array addr];[col index];[row index]``` | .Y = lobyte of element addr
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. | . | .X = hibyte of element addr
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. | . | .A = length of element in bytes
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RCPOS | ```RCPOS [col];[row]``` | .A = character at that position
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REM16 |
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RND8 |
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RND16 |
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@ -508,25 +520,25 @@ Once Macros are mostly finished in how they are called, you can find how to use
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RNDW |
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SCAT |
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SCMP |
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SCPOS |
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SCPOS | ```SCPOS [col];[row]``` | Nothing
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SCOP |
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SDEL |
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SECT |
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SETCX |
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SETCY |
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SETCX | ```SETCX [col]``` | Nothing
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SETCY | ```SETCY [row]``` | Nothing
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SETDR |
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SETDW |
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SINS |
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SLOT |
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SPOS |
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SPRN |
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TFILL |
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THLIN |
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TFILL | ```TFILL [col start];[row start];[col end];[row end];[fill char]``` | Nothing Useful
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THLIN | ```THLIN [col start];[col end];[row];[fill char]``` | Nothing Useful
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TONUM |
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TOSTR |
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TVLIN |
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ZLOAD |
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ZSAVE |
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TVLIN | ```TVLIN [row start];[row end];[column];[fill char]``` | Nothing Useful
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ZLOAD | ```ZLOAD [address where backup is stored]``` | Nothing
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ZSAVE | ```ZSAVE [address to backup at]``` | Nothing
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---
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