Manuals / Apple / Home Audio / Speaker

Apple II manual Rdaddr LDY

Models: II

1 257

Download 257 pages 49.17 Kb

Page 201

3663	FBB8 20 3B E8		JSR	BLANK2
3664	FBBB 20 3B E8		JSR	BLANK2
3665	FBBE 4C 06 FE		JMP	MNEM	;JUMP TO INPUT MNEMONIC OPCODE
3666	FBC1 A9 00	MODEM	LDA	#00	;SET UP TO FORM MODE MATCH
3667	FBC3 8D 26 01		STA	TMASK1
3668	FBC6 8D 27 01		STA	TMASK2
3669	FBC9 20 3E E8		JSR	BLANK
3670	FBCC AC 2E 01		LDY	TYPE
3671	FBCF 38		SEC
3672	FBD0 6E 26 01	PNTLUP ROR TMASK1			;SHIFT POINTER TO INSTRUCTION TYPE
3673	FBD3 6E 27 01		ROR	TMASK2
3674	FBD6 88		DEY
3675	FBD7 D0 F7		BNE	PNTLUP
3676	FBD9
3677	FBD9	;TEST FOR ONE BYTE INSTRUCTION
3678	FBD9 AC 2E 01		LDY	TYPE
3679	FBDC C0 0D		CPY	#$0D
3680	FBDE D0 05		BNE	RDADDR
3681	FBE0 A2 00		LDX	#00
3682	FBE2
3683	FBE2	;INPUT	ADRESS FIELD
3684	FBE2 4C CB FC		JMP	OPCOMP
3685	FBE5 A0 06	RDADDR LDY		#06	;CLEAR ADDRESS FIELD (NON HEX)
3686	FBE7 A9 51		LDA	#'Q'
3687	FBE9 99 32 01	CLRLUP STA		ADFLD-1,Y
3688	FBEC 88		DEY
3689	FBED D0 FA		BNE CLRLUP		;(LEAVES Y = 0 FOR NEXT PHASE)
3690	FBEF 20 5F E9		JSR RDRUP		;WITH RUBOUT
3691	FBF2 C9 20		CMP	#' '	;IGNORE SPACE CHARACTERS
3692	FBF4 F0 EF		BEQ	RDADDR
3693	FBF6 99 33 01	STORCH STA		ADFLD,Y	;STORE ADDRESS CHARACTER
3694	FBF9 C8		INY
3695	FBFA C0 07		CPY	#07
3696	FBFC B0 5C		BCS	TRY56
3697	FBFE 20 5F E9		JSR	RDRUP	;READ REMAINDER OF ADDRESS CHARS
3698	FC01 C9 20		CMP	#' '	;THRU WHEN <SPACE> OR <CR>
3699	FC03 D0 05		BNE	STOR1
3700	FC05 EE 37 A4		INC	CODFLG	;SET CODE FLG
3701	FC08 D0 04		BNE	EVAL
3702	FC0A C9 0D	STOR1	CMP	#CR	;CHECK FOR <CR>
3703	FC0C D0 E8		BNE	STORCH
3704	FC0E
3705	FC0E	;SEPARATE ADDRESS MODE FROM ADDRESS FIELD
3706	FC0E 8C 31 A4	EVAL	STY TEMPX		;TEMPX NOW HAS NUMBER OF CHAR
3707	FC11 AD 33 01		LDA ADFLD		;CHECK FIRST CHAR FOR # OR (
3708	FC14 C9 23		CMP	#'#'
3709	FC16 F0 25		BEQ	HATCJ
3710	FC18 C9 28		CMP	#'('
3711	FC1A F0 5A		BEQ	PAREN
3712	FC1C AD 31 A4		LDA	TEMPX	;CHECK FOR ACCUMULATOR MODE
3713	FC1F C9 01		CMP	#01
3714	FC21 D0 05		BNE	TRYZP
3715	FC23 A2 01	ACCUM	LDX	#01
3716	FC25 4C CB FC		JMP	OPCOMP
3717	FC28 C9 02	TRYZP	CMP	#02	;CHECK FOR ZERO PAGE MODE
3718	FC2A D0 14		BNE	TRY34
3719	FC2C AD 2E 01		LDA	TYPE	;CHCK FOR BRNCH WITH RELATIVE ADDR`
3720	FC2F C9 0C		CMP	#$0C
3721	FC31 D0 05		BNE	ZPAGE
3722	FC33 A2 02		LDX	#02
3723	FC35 4C CB FC		JMP	OPCOMP
3724	FC38 A2 05	ZPAGE	LDX	#05

Image 201

Apple II manual Rdaddr LDY

Contents

Apple II Original ROM Information Qjjj Data0005A0 FDA9A920 EDFDA98D 4CEDFDA9 8D4CEDFD Page Page Page JI@ Page 001AA0 F3FFE8E1 E8E8EFEB FFFFE0FF Ffefeeef 001AC0 FFFFE1E1 EFEEE7E8 EEE7F3FB FBEEE1EF001AE0 E8EEE7E8 Efefeeef Eeefeeee Efeeeeee 001DB0 9CDD9CDE DD9EC3DD Cfcacdcb 00479AAD 001FB0 Ffffffff FFFF2071 E14CBFEF 2003EEA9 Page FA60FFFF DDBAF9F0 0DBDBAF902E61FBD JJJ 60FFFFFF .JJAEAEA8AD Page Page Return Page LOC0 System Monitor CopyrightLOC1 BaslMask INY NO, INC Index X-COORD LDY PCH PRMN1 LDA FMT1 DFB Format Above EOR STA A3H FAE2 A2 FB Tabv STA Vtabs to ROW in A-REG STA Bash BCC Clreol Clear to END of Line NXTA4 INC A4L Incr 2-BYTE A4 STA BASL,Y Replace Flashing Screen Fdad A5 3C LT2 LDA A2L,X Copy A2 2 Bytes to Ioprt LDA A2L SET RAM IN/OUT Vectors BCC RD3 Loop Until Done STA A3H,X DFB LIST-1 FFF3 CC BRTBL,X SaveLSR Prepare Carry for BC, BNC Stat LDA R0L JSR STAT2 Push LOW PC Byte VIA R12 CMP LDA IN,YBNE Nomove JSRDCR MloopBNZ Mloop RTNBNC INRBNZ BM1Load Indirect ExampleStore Indirect Load DOUBLE-BYTE IndirectStore DOUBLE-BYTE Indirect POP IndirectStore POP Indirect ACC SubtractPOP DOUBLE-BYTE Indirect BF A0 SET $A0BF CompareLOOP1 SUB BNC LOOP1Decrement Return to 6502 ModeLOOP2 BNZ LOOP2Branch if Carry SET Branch if no CarryBranch if Plus LOOP3 SUBBranch if not Minus ONE Branch if Minus ONEBreak Return from Sweet 16 SubroutineLDA #ADRH STA IND+1 LDA OPTBL,XSTA IND JMP Page Page Sweet 16 Introduction Page Source Print Dbload Sweet REM Ctrl D DSPInput Enter String a $ , a $ NVAPrint Print Goto Poke 776 , a REM Poke DestinationCall -605 Return REM XAM8 in Monitor SweetBaum MINI-ASSEMBLERMneml MnemrSBC PCL Form ADDR-PC-2 JSR Cout Position FORM7 STX A1H Save Index CLC ORGSTA BNENorm LDA EXP1 ZERO? Shift Dividend Left Floating Point Representation LOW Floating Point PackageHigh LOW EXP Mantissa StoredFloating Point Representation Examples Number Exponent MantissaFloating Point Subroutine Descriptions Page Page Page Page STY STY Init MANT1 LDYCalling Sequence HIGH-ORDERPage Page Page Page Page Page Seeeeeee MmmmmmmmFsub ORG SET Base page Adresses STA X2,X Common LOG of MANT/EXP1 Result in MANT/EXP1 Ovflw BRK Overflow 1EBB STA X2,X Load EXP/MANT2 with Z 1EBD DEX 1EBE BPL LF3 Right Shift MANT1 or Swap with MANT2 on Carry YES,RETURN with MANT1 NormalizedCMP AddendNormx BCC Norm If EXEN, Normalize PRODUCT, Else Complement Errata for Rankins Floating Point Routines LDX Load X for High Byte of ExponentLDA STA Fadd LOGFsub FmulPage Mantissa MOD 9/76 Load X for Later M2MHL Contin 1EAD LFA LDA Z,X L2E DCM RTLOG1 MdendNormx Object Code Dump Page Hsbdry TapdelToutfl LstcomUrcvec Outvec=UBRKVC =UIRQVCADC TAXStocom STA ORABPL HASHUS+2 Restore Except A,F STX BEQCPX JMPChksad PHP Exwrap RTSOutxah PHA TXANibasc and #$0F Nibble in a to Ascii in a BCS INST1 RTI Ldbyte JSR Inbyte Verify MEM E1PARM JMP STD2 MORED2 LDY JSR Brtt INC Ercnt UP to FF MEM3EX CLC SBC P3L BNE Exitgk Ksconf LDA Txtmov LDA BNE INRT2 Outone Newdev LDA Dftxfr LDXLDA Toutfl 8BFF 0D Msfirst Bufadh DdrdigLOADT2 STA Mode BNE Lcerr Last Char not Kgettr LDA H8DFF BCC PACKT3 DUMPT1 TXA DumptDMPT1A LDA DUMPT4 LDYOutbth LDX Outcht STX Register Name PatchHS Tape Boundary Udrah Rockwell InternationalUddra NowlnLength OldlenMovad TMASK1 =MOVADChecksum CurposTabuff TABUF2Write Edge Detect Control not Used Because KB EQS CRBCFD2A0A0A0A0 DB TO,EQSSEI Disable Interrupt RS6 JSR Crlow Clear Display E1AC Have Valid Command Space Comm Nxtadd TYALOAD1A LDA ForLOADK5 LDX JMP LOADK5 Next E46A EE INC Bkflg SET FLG OUTCK1 PHA Outcks LDADUMPT1 LDA Dumpta LDXE5EA TOGTA1 LDA TOGTA2 LDA BCC JD3 MSG Whereo LDY CPY ANY OtherSTA Outflg Outall PHA Output PHAROL Priflg Restore FLG Wrax JSR Numa EAA3 CA DEX Memerr JSR STA STIY+2 Dehalf LDA EC5E 4A LSR Only ROW Debkey LDX Onekey LDAED3B GET a Char from Tape Subroutine Edba LSR Cpiy Make Room for MSB Outtty PHA OUTD1A CPX OUTD2A TXAOUTDD1 PHA LDA First Chip Select Prndot LDA LDA #PRTIME/256 Start T2 for 1.7 Msec BIT Imask See if DOT is SET Newcol LDA NEW Print ROWBkcksm LDA Ckbuff LDAOUTTA2 LDX OUTTA1 PHAZero Leftmost Column F2E1 3E7E7F3E7F7FCOL0DB BGYU76HN Getfmt TAX RtmodeMNNDX1 LSR MNNDX2 LSRPRADR2 LDA PLAPRADR4 DEX BPL PCADJ4 AIM Text Editor LDA END+1 CMP with END AF E7 JMP KEP RUB COMMAND-FIND String JMP CHN1 See if WE RAN Past END of Buffer Limit BEQ REP2 SBC Oldlen GOGO1 RTS ROM Table FB46 8A9AAABACADAStartm JSR Rdaddr LDY IMMED1 LDX Tryjmp LDAOPCMP1 LDA Brnchc JMPConvrt LDA FORMD2 LDX Brcomp LDACompbr LDX Forwrd LDA Backwd LDACuread TXA MATCH1 JMPPATCH4 LDX CURPO2 Dont do Anything if 8D PATC15 JSR Crlf Decode Command ADDS1A AddblkBkcksm BrcompCRA Goerr Namo E8CF NAMO1 RD2 EA5D RD1 E6AC AIM 65 Microcomputer Monitor Program ListingTable of Contents AIM 65 Microcomputer Basic Language Reference ManualIntroduction Entering Basic Installing Basic in the AIM ROM Installation ProcedureMemory SIZE? WIDTH?Reentering Basic Exiting BasicBasic Cursor Printer ControlGetting Started with Basic Basic Command SET ASCCHR$ Indirect Commands Direct and Indirect Commands Direct CommandsOperating on Programs and Lines Listing a ProgramReplacing a Line Deleting a LineDeleting a Program List Printing DataPrint ONE Half Equals 1/2 Number FormatNumber Output Format Variables Assigning Variables with AN Input Statement Input RVariable Names PSTG$ Print A, A*2 LET Z=7 Print Z, Z-AReserved Words Remarks Program Using RelationsRelational Tests Input BSquare Root Program LoopingAN Improved Square Root Program Print NsqrnPrint Nsqrn Next N Another Square Root ProgramCOUNT-BACKWARD Program Some Other Looping OperationsPrint I,J Next Next J Print What is the NumberMatrix Operations Sort ProgramInput N Print BAD GUESS, TRY Again RestorePrint Must be Integer Stopping a Program$=ROCKWELL R6500 Print A$ Rockwell R6500 StringsLEN Function Print LENA$,LENMICROCOMPUTERMID$ Function RIGHT$ FunctionPrint C$ Basic FOR-ROCKWELL-R6500 VAL and Strs Functions Print B$ Basic for Rockwell R6500CHR$ Function Data AIM 65,DOGName Example PURPOSE/USE DIM Additional String ConsiderationsInput Input X$ Print Print X$ESC Operators Symbol Sample StatementCntl Print Print X/1.3Symbol Sample Statement PURPOSE/USE NegationRelational Operators Operator Argument Result Not Not If not Q3 thenPrint Intruder Alert CommandsAlert Statement SYNTAX/FUNCTION Example ClearStatement SYNTAX/FUNCTION List Statement SYNTAX/FUNCTION FREStatement SYNTAX/FUNCTION Load Statement SYNTAX/FUNCTION NEWStatement SYNTAX/FUNCTION Example Save Statement SYNTAX/FUNCTION Example RUNProgram Statements Statement SYNTAX/FUNCTION Example DEFStatement SYNTAX/FUNCTION DIM Statement SYNTAX/FUNCTION ENDStatement SYNTAX/FUNCTION For Statement SYNTAX/FUNCTION Goto Statement SYNTAX/FUNCTION GosubStatement SYNTAX/FUNCTION IF...GOTO Statement SYNTAX/FUNCTION IF...THENStatement SYNTAX/FUNCTION LET If X0 then Print ERROR, X Negative Goto ExampleStatement SYNTAX/FUNCTION Next Statement SYNTAX/FUNCTION ON...GOSUBSymbol SYNTAX/FUNCTION Wait Statement SYNTAX/FUNCTION RestoreExample Restore Return Statement SYNTAX/FUNCTION ReturnStatement SYNTAX/FUNCTION POS Statement SYNTAX/FUNCTION InputStatement SYNTAX/FUNCTION Print Print Value ISAStatement SYNTAX/FUNCTION SPC Statement SYNTAX/FUNCTION ReadStatement SYNTAX/FUNCTION TAB String Functions Statement SYNTAX/FUNCTION ASCStatement SYNTAX/FUNCTION LEN Statement SYNTAX/FUNCTION LEFT$Statement SYNTAX/FUNCTION MID$ Statement SYNTAX/FUNCTION RIGHT$Statement SYNTAX/FUNCTION ATN Arithmetic Functions Statement SYNTAX/FUNCTION ABSStatement SYNTAX/FUNCTION COS Statement SYNTAX/FUNCTION EXPPrint Sgnx Statement SYNTAX/FUNCTION Example SGNStatement SYNTAX/FUNCTION Example SIN Print SinxError Messages ?XX ErrorInverse Hyperbolic Secant TAB, SPC Space HintsPRINTX,Y,Z Speed Hints Storage Allocation InformationConverting Basic Programs not Written for AIM 65 Basic This is Probably the Most Important Speed HintOLD AIM OLDAscii Character Codes Decimal Assembly Language SubroutinesNUL SOH$AE Address ContentInputnumbern PrintxRecording on Cassette Using the Basic Save Command RUN NUMBER?Storing AIM 65 Basic Programs on Cassette OUT=T F= Cassette Operations Using the AIM 65 EditorOUT=T F=FNAME T= IN=Entered by Alter Memory M ATN ImplementationOF9C 0FACSaving ATN Object Code on Cassette WIDTH? Bytes Free AIM 65 Basic