Developer CD Series 1995 September: Reference Library

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File List | 1990-12-04 | 60.6 KB | 1,159 lines | [TEXT/MPS ]

MPW IIGS Assembler - Ver 1.1b1 04-Dec-90 Page 1 Copyright Apple Computer, Inc. 1987-1990 Loc SLoc Object Code Addr T M Source Statement ;******************************************************* ; ; Develop Code Samples. ; ; Written by Matt Gulick. Started October 16,1990 ; ;******************************************************* ;******************************************************* ; ; This file contains the code samples that are used in ; the Scanning From ProDOS article in DEVELOP. These ; code segments may be used freely by anyone. All ; code in this file assumes that we are running in an ; 8 bit Apple IIe. ; ;******************************************************* ;******************************************************* ; ; Revision History: ; ;******************************************************* ; Oct 16, 1990 File started. ; STRING PASCAL BLANKS OFF PAGESIZE 70 PRINT NOGEN PRINT NOMDIR MACHINE M65C02 MPW IIGS Assembler - Ver 1.1b1 04-Dec-90 Page 2 Copyright Apple Computer, Inc. 1987-1990 Loc SLoc Object Code Addr T M Source Statement ;******************************************************* ; ; CODE SAMPLE #1 ; ; This first code segment walks the slots starting at ; slot 7, looking first for a card of any kind. Once ; found, we check the ID bytes for a Smartport card. ; Once found we check the ID Type byte to see if it is ; a SCSI Card. If it passes all these tests, we then ; issue a Device $00 Status $00 call to further ensure ; that this is the Apple High-Speed SCSI Card. ; ;******************************************************* ; ; The following are Equates ; that will bee used in all ; the Sample Code Segments ; that follow. ; 0000 004B rqst_cnt equ 75 0000 00C7 slot_7 equ $C7 0000 00C1 slot_1 equ $C1 0000 0042 My_ZPage equ $42 0000 C000 KBD equ $C000 ;Keyboard 0000 C000 CLR80COL equ $C000 ;Disable 80_column store 0000 C001 SET80COL equ $C001 ;Enable 80_column store 0000 C004 WRMAINRAM equ $C004 ;Write to Main 48k 0000 C005 WRCARDRAM equ $C005 ;Write to Alternate 48k 0000 C00C CLR80VID equ $C00C ;Disable 80-column hardware 0000 C00D SET80VID equ $C00D ;Enable 80-column hardware 0000 C010 KBD_STRB equ $C010 ;Keyboard Strobe 0000 C018 RD80COL equ $C018 ;Read 80 Col. Mode 0000 C01A RDTEXT equ $C01A ;Read Text Mode 0000 C01B RDMIX equ $C01B ;Read Mix Mode 0000 C01C RDPAGE2 equ $C01C ;Read Page 2 setting 0000 C01D RDHIRES equ $C01D ;Read HiRes setting 0000 C01F RD80VID equ $C01F ;Read 80 Col. Mode 0000 C050 TXTCLR equ $C050 ;Clear Text Mode 0000 C051 TXTSET equ $C051 ;Set Text Mode 0000 C052 MIXCLR equ $C052 ;Clear Mixed Mode 0000 C053 MIXSET equ $C053 ;Set Mixed Mode 0000 C054 TXTPAGE1 equ $C054 ;Set Text Page 1 0000 C055 TXTPAGE2 equ $C055 ;Set Text page 2 0000 C056 LORES equ $C056 ;Set LoRes Graphics 0000 C057 HIRES equ $C057 ;Set HiRes Graphics 0000 C05E CLRAN3 equ $C05E ;Clear annunciator 3 0000 C05F SETAN3 equ $C05F ;Set annunciator 3 0000 009B ESC equ $9B ;High bit set ASCII ESC Key 0000 0001 Blk_sig1 equ $01 0000 0003 Blk_sig2 equ $03 0000 0005 Blk_sig3 equ $05 0000 0007 SPort_sig equ $07 0000 00FB SPort_ID equ $FB 0000 0080 Ext_SPort equ %10000000 ;Bit 7 0000 0002 SCSI equ %00000010 ;Bit 2 0000 0000 No_Err equ $00 0000 0027 IO_Err equ $27 0000 0028 No_dev equ $28 ;******************************************************* MPW IIGS Assembler - Ver 1.1b1 04-Dec-90 Page 3 Copyright Apple Computer, Inc. 1987-1990 Loc SLoc Object Code Addr T M Source Statement EXPORT P8_Scanner 00000 0000 P8_Scanner PROC 00000 0000 ; 00000 0000 ; Main Code Segment. 00000 0000 ; 00000 0000 00000 0000 20 FFFF 00018 6 jsr find_card 00003 0003 20 FFFF 000FA 6 jsr find_scanr 00006 0006 20 FFFF 0018E 6 jsr htone_filter 00009 0009 20 FFFF 001F5 6 jsr def_window 0000C 000C 20 FFFF 0027B 6 jsr start_scan 0000F 000F 20 FFFF 002CE 6 jsr get_data 00012 0012 20 FFFF 00649 6 jsr display 00015 0015 90 E9 00000 2 bcc P8_Scanner 00017 0017 60 6 rts 00018 0018 00018 0018 ;******************************************************* 00018 0018 ; 00018 0018 ; CODE SAMPLE #1 00018 0018 ; 00018 0018 ; This first code segment walks the slots starting at 00018 0018 ; slot 7, looking first for a card of any kind. Once 00018 0018 ; found, we check the ID bytes for a Smartport card. 00018 0018 ; Once found we check the ID Type byte to see if it is 00018 0018 ; a SCSI Card. If it passes all these tests, we then 00018 0018 ; issue a Device $00 Status $00 call to further ensure 00018 0018 ; that this is the Apple High-Speed SCSI Card. 00018 0018 ; 00018 0018 ;******************************************************* 00018 0018 00018 0018 find_card 00018 0018 ; 00018 0018 ; Save the current Zero 00018 0018 ; Page values before 00018 0018 ; using them. 00018 0018 ; 00018 0018 A5 42 3 lda <My_ZPage 0001A 001A 48 3 pha 0001B 001B A5 43 3 lda <My_ZPage+1 0001D 001D 48 3 pha 0001E 001E ; 0001E 001E ; Start at Slot 7. 0001E 001E ; 0001E 001E A9 C7 2 lda #slot_7 00020 0020 85 43 3 sta <My_ZPage+1 ;Zero Page 00022 0022 8D FFFF 000AF 4 sta slot+1 ;For Safe keeping 00025 0025 64 42 3 stz <My_ZPage 00027 0027 9C FFFF 000AE 4 stz slot 0002A 002A ; 0002A 002A ; Is it a Smartport Card? 0002A 002A ; 0002A 002A A0 01 2 @chk_smart ldy #Blk_sig1 0002C 002C B1 42 5 lda (My_ZPage),y;Block_device Signature Byte 0002E 002E C9 20 2 cmp #$20 ;#1 = $20 00030 0030 D0 23 00055 2 bne @next_slot 00032 0032 00032 0032 A0 03 2 ldy #Blk_sig2 00034 0034 B1 42 5 lda (My_ZPage),y;Block_device Signature Byte 00036 0036 D0 1D 00055 2 bne @next_slot ;#2 = $00 00038 0038 00038 0038 A0 05 2 ldy #Blk_sig3 0003A 003A B1 42 5 lda (My_ZPage),y;Block_device Signature Byte 0003C 003C C9 03 2 cmp #$03 ;#3 = $03 0003E 003E D0 15 00055 2 bne @next_slot 00040 0040 00040 0040 A0 07 2 ldy #SPort_sig 00042 0042 B1 42 5 lda (My_ZPage),y;SmartPort Signature Byte 00044 0044 D0 0F 00055 2 bne @next_slot ;#1 = $00 MPW IIGS Assembler - Ver 1.1b1 04-Dec-90 Page 4 Copyright Apple Computer, Inc. 1987-1990 Loc SLoc Object Code Addr T M Source Statement 00046 0046 ; 00046 0046 ; We have a Smartport 00046 0046 ; Device. Is it SCSI with 00046 0046 ; Extended SmartPort? 00046 0046 ; 00046 0046 A0 FB 2 ldy #SPort_ID 00048 0048 B1 42 5 lda (My_ZPage),y 0004A 004A 29 82 2 and #Ext_SPort+\ SCSI 0004C 004C C9 82 2 cmp #Ext_SPort+\ SCSI 0004E 004E D0 05 00055 2 bne @next_slot 00050 0050 ; 00050 0050 ; Is it an Apple High- 00050 0050 ; Speed SCSI Card? 00050 0050 ; 00050 0050 20 FFFF 0006E 6 jsr is_it_appl 00053 0053 90 0E 00063 2 bcc @exit 00055 0055 ; 00055 0055 ; Check the Next Slot. 00055 0055 ; 00055 0055 A5 43 3 @next_slot lda <My_ZPage+1 00057 0057 3A 2 dec a 00058 0058 85 43 3 sta <My_ZPage+1 0005A 005A 8D FFFF 000AF 4 sta slot+1 0005D 005D C9 C1 2 cmp #slot_1 0005F 005F B0 C9 0002A 2 bge @chk_smart 00061 0061 A9 28 2 lda #No_dev ;No Device Error 00063 0063 ; 00063 0063 ; Clean Exit 00063 0063 ; 00063 0063 AA 2 @exit tax 00064 0064 68 4 pla 00065 0065 85 43 3 sta <My_ZPage+1 00067 0067 68 4 pla 00068 0068 85 42 3 sta <My_ZPage 0006A 006A 8A 2 txa 0006B 006B 0006B 006B C9 01 2 cmp #$01 ;Set Carry if Non-Zero 0006D 006D 60 6 rts 0006E 006E ; 0006E 006E ; This routine determines 0006E 006E ; if the card is the new 0006E 006E ; High-Speed SCSI Card. 0006E 006E ; 0006E 006E A0 FF 2 is_it_appl ldy #$ff 00070 0070 B1 42 5 lda (My_ZPage),y 00072 0072 18 2 clc 00073 0073 69 03 2 adc #$03 ;Set Smartport Entry Address 00075 0075 8D FFFF 000B3 4 sta card_ntry 00078 0078 00078 0078 A5 43 3 lda <My_ZPage+1 0007A 007A 8D FFFF 000B4 4 sta card_ntry+1 0007D 007D 0007D 007D 20 FFFF 000B0 6 jsr call_card 00080 0080 00 dc.b $00 ;Status Call Command Number 00081 0081 00B5 dc.w stat_list1 00083 0083 ; 00083 0083 ; Check the Results 00083 0083 ; 00083 0083 AD FFFF 000BC 4 lda stat_data+2 ;Low Byte of Vendor ID 00086 0086 C9 01 2 cmp #$01 ;Must be $01 00088 0088 D0 12 0009C 2 bne @non_apple 0008A 008A 0008A 008A AD FFFF 000BD 4 lda stat_data+3 ;High Byte of Vendor ID 0008D 008D D0 0D 0009C 2 bne @non_apple ;Must be $00 0008F 008F 0008F 008F AD FFFF 000BE 4 lda stat_data+4 ;Low Byte of Version 00092 0092 D0 08 0009C 2 bne @non_apple ;Should be Null MPW IIGS Assembler - Ver 1.1b1 04-Dec-90 Page 5 Copyright Apple Computer, Inc. 1987-1990 Loc SLoc Object Code Addr T M Source Statement 00094 0094 00094 0094 AD FFFF 000BF 4 lda stat_data+5 ;High Byte of Version 00097 0097 D0 03 0009C 2 bne @non_apple ;Should be Null 00099 0099 00099 0099 18 2 clc ;Acc. 0 by previous LDA 0009A 009A 80 03 0009F 3 bra @done 0009C 009C 0009C 009C A9 28 2 @non_apple lda #No_dev ;Device not found. 0009E 009E 38 2 sec 0009F 009F ; 0009F 009F ; Restore ZPage 0009F 009F ; 0009F 009F 48 3 @done pha 000A0 00A0 08 3 php 000A1 00A1 AD FFFF 000AE 4 lda slot 000A4 00A4 85 42 3 sta <My_ZPage 000A6 00A6 AD FFFF 000AF 4 lda slot+1 000A9 00A9 85 43 3 sta <My_ZPage+1 000AB 00AB 28 4 plp 000AC 00AC 68 4 pla 000AD 00AD 60 6 rts 000AE 00AE 000AE 00AE 0000 slot dc.w $0000 000B0 00B0 000B0 00B0 ;******************************************************* 000B0 00B0 000B0 00B0 6C FFFF 5 call_card jmp (card_ntry) 000B3 00B3 000B3 00B3 0000 card_ntry dc.w $0000 000B5 00B5 000B5 00B5 ;******************************************************* 000B5 00B5 000B5 00B5 03 stat_list1 dc.b $03 ;PCount = 3 000B6 00B6 00 dc.b $00 ;Device = Card 000B7 00B7 00BA dc.w stat_data ;Data returned here 000B9 00B9 00 dc.b $00 ;Get Host Status Call 000BA 00BA 000BA 00BA ;******************************************************* 000BA 00BA 000BA 00BA 000000000000 stat_data dcb.b 64,0 ;Our Buffer. 000FA 00FA 000FA 00FA ;******************************************************* 000FA 00FA ; 000FA 00FA ; CODE SAMPLE #2 000FA 00FA ; 000FA 00FA ; This code segment walks the unit numbers from the 000FA 00FA ; SCSI Card starting at unit 2 and going to unit 0 to 000FA 00FA ; get the actual unit number count. Once this is 000FA 00FA ; done, we start at unit 1 and walk forward until we 000FA 00FA ; find the scanner. 000FA 00FA ; 000FA 00FA ;******************************************************* 000FA 00FA 000FA 00FA find_scanr 000FA 00FA ; 000FA 00FA ; First we issue a 000FA 00FA ; Status call to device 000FA 00FA ; number 2. This will 000FA 00FA ; force the card to 000FA 00FA ; build its tables if it 000FA 00FA ; has not yet done so. 000FA 00FA ; 000FA 00FA A9 02 2 lda #$02 000FC 00FC 8D FFFF 00171 4 sta dev_num2 000FF 00FF 9C FFFF 00174 4 stz stat_code2 00102 0102 00102 0102 20 00B0 000B0 6 jsr call_card 00105 0105 00 dc.b $00 ;Status Call Command Number 00106 0106 0170 dc.w stat_list2 MPW IIGS Assembler - Ver 1.1b1 04-Dec-90 Page 6 Copyright Apple Computer, Inc. 1987-1990 Loc SLoc Object Code Addr T M Source Statement 00108 0108 B0 4F 00159 2 bcs @error 0010A 010A ; 0010A 010A ; Now call Unit 0 to 0010A 010A ; find out the total 0010A 010A ; device count. 0010A 010A ; 0010A 010A 9C FFFF 00171 4 stz dev_num2 0010D 010D 20 00B0 000B0 6 jsr call_card 00110 0110 00 dc.b $00 ;Status Call Command Number 00111 0111 0170 dc.w stat_list2 00113 0113 B0 44 00159 2 bcs @error 00115 0115 00115 0115 AD FFFF 00175 4 lda stat_data2 ;Get the Total Device 00118 0118 8D FFFF 0016E 4 sta dev_count ;Count 0011B 011B 0011B 011B A9 03 2 lda #$03 ;Set up for DIB Status 0011D 011D 8D FFFF 00174 4 sta stat_code2 ;Calls 00120 0120 00120 0120 AD FFFF 00171 4 @loop lda dev_num2 ;First time we increment 00123 0123 CD FFFF 0016E 4 cmp dev_count ;a zero giving a device 00126 0126 B0 31 00159 2 bge @error ;number of 1. 00128 0128 00128 0128 EE FFFF 00171 6 inc dev_num2 0012B 012B 20 00B0 000B0 6 jsr call_card 0012E 012E 00 dc.b $00 ;Status Call Command Number 0012F 012F 0170 dc.w stat_list2 00131 0131 B0 26 00159 2 bcs @error 00133 0133 00133 0133 AD FFFF 0018A 4 lda d_type 00136 0136 C9 08 2 cmp #$08 ;Is it Type = Scanner? 00138 0138 D0 E6 00120 2 bne @loop ;No. 0013A 013A 0013A 013A AD FFFF 0018B 4 lda d_stype 0013D 013D C9 A0 2 cmp #$A0 ;Subtype = $A0? 0013F 013F D0 DF 00120 2 bne @loop ;No 00141 0141 ; 00141 0141 ; Scan string is a Pascal 00141 0141 ; String. A length byte 00141 0141 ; followed by ASCII. We 00141 0141 ; want to make sure they 00141 0141 ; are both the same length 00141 0141 ; as well as the same text. 00141 0141 ; 00141 0141 AE FFFF 00179 4 ldx id_str_len 00144 0144 BD FFFF 4 @str_loop lda id_str_len,x 00147 0147 DD FFFF 4 cmp scan_str,x 0014A 014A D0 D4 00120 2 bne @loop 0014C 014C CA 2 dex 0014D 014D D0 F5 00144 2 bne @str_loop 0014F 014F 0014F 014F AD FFFF 00171 4 lda dev_num2 ;We have our Scanner 00152 0152 8D FFFF 0016F 4 sta scan_dnum 00155 0155 A9 00 2 lda #No_Err 00157 0157 18 2 clc 00158 0158 60 6 rts 00159 0159 00159 0159 A9 28 2 @error lda #No_dev ;Device not found. 0015B 015B 38 2 sec 0015C 015C 60 6 rts 0015D 015D 0015D 015D ;******************************************************* 0015D 015D 0015D 015D 104150504C45 scan_str dc.b 'APPLE SCANNER ' ;4 Spaces between 0016E 016E ;1 Sace after 0016E 016E 00 dev_count dc.b $00 0016F 016F 0016F 016F ;******************************************************* 0016F 016F 0016F 016F 00 scan_dnum dc.b $00 ;Scanner Device Number MPW IIGS Assembler - Ver 1.1b1 04-Dec-90 Page 7 Copyright Apple Computer, Inc. 1987-1990 Loc SLoc Object Code Addr T M Source Statement 00170 0170 00170 0170 ;******************************************************* 00170 0170 00170 0170 03 stat_list2 dc.b $03 ;PCount = 3 00171 0171 00 dev_num2 dc.b $00 ;Device number 00172 0172 0175 dc.w stat_data2 ;Data returned here 00174 0174 00 stat_code2 dc.b $00 ;Status Code 00175 0175 00175 0175 ;******************************************************* 00175 0175 00175 0175 stat_data2 ;Our Buffer. Used over. 00175 0175 00 d_stat dc.b $00 ;Device Status Byte 00176 0176 00 blk_low dc.b $00 ;Block Count (Low) 00177 0177 00 blk_mid dc.b $00 ;Block Count (Mid) 00178 0178 00 blk_hi dc.b $00 ;Block Count (High) 00179 0179 00 id_str_len dc.b $00 ;ID String Length 0017A 017A 000000000000 id_str dcb.b 16,$00 ;ID STring (16 Bytes) 0018A 018A 00 d_type dc.b $00 ;Device Type 0018B 018B 00 d_stype dc.b $00 ;Device Subtype 0018C 018C 0000 d_version dc.w $00 ;Version Word 0018E 018E 0018E 018E ;******************************************************* 0018E 018E ; 0018E 018E ; CODE SAMPLE #3 0018E 018E ; 0018E 018E ; This code segment issues an Apple Scanner SEND 0018E 018E ; Command by using the Apple SCSI Card Generic SCSI 0018E 018E ; call ($2B). By so doing we can send our halftone 0018E 018E ; filter to the Scanner. 0018E 018E ; 0018E 018E ;******************************************************* 0018E 018E 0018E 018E htone_filter 0018E 018E ; 0018E 018E ; Issue the Call 0018E 018E ; 0018E 018E AD 016F 0016F 4 lda scan_dnum 00191 0191 8D FFFF 0019C 4 sta dev_num3 00194 0194 00194 0194 20 00B0 000B0 6 jsr call_card 00197 0197 04 dc.b $04 ;Control Call Command Number 00198 0198 019B dc.w cmd_list3 0019A 019A 60 6 rts 0019B 019B 0019B 019B ;******************************************************* 0019B 019B 0019B 019B 03 cmd_list3 dc.b $03 ;PCount = 3 0019C 019C 04 dev_num3 dc.b $04 ;Device number 0019D 019D 01A0 dc.w filter_data ;Pointer to data 0019F 019F 2B dc.b $2B ;Control Code 001A0 01A0 001A0 01A0 ;******************************************************* 001A0 01A0 001A0 01A0 filter_data ;Our Data 001A0 01A0 0018 dc.w 24 ;Total Length of Parms 001A2 01A2 000001BA dc.l send_fltr ;CDB Pointer (Long) 001A6 01A6 000001C4 dc.l DCData3 ;DCMove Ptr (Long) 001AA 01AA 00000000 dc.l $00000000 ;Rqst Sense Ptr (Long) 001AE 01AE 00 dc.b $00 ;Reserved 001AF 01AF 00 dc.b $00 ;SCSI Status 001B0 01B0 00 dc.b $00 ;Command Count 001B1 01B1 00000011 dc.l $00000011 ;Trans Count (Long) 001B5 01B5 00 dc.b $00 ;DMA Mode 001B6 01B6 00000000 dc.l $00000000 ;Reserved (Long) 001BA 01BA 001BA 01BA ;******************************************************* 001BA 01BA 001BA 01BA 2A send_fltr dc.b $2A ;Scanner SEND Command 001BB 01BB 00 dc.b $00 ;Reserved MPW IIGS Assembler - Ver 1.1b1 04-Dec-90 Page 8 Copyright Apple Computer, Inc. 1987-1990 Loc SLoc Object Code Addr T M Source Statement 001BC 01BC 02 dc.b $02 ;Transfer Type 001BD 01BD 00 dc.b $00 ;Reserved 001BE 01BE 00 dc.b $00 ;Reserved 001BF 01BF 02 dc.b $02 ;Transfer ID Byte 001C0 01C0 00 dc.b $00 ;Reserved 001C1 01C1 00 dc.b $00 ;Transfer Length (High) 001C2 01C2 11 dc.b $11 ;Transfer Length (Low) 001C3 01C3 00 dc.b $00 ;Reserved 001C4 01C4 001C4 01C4 ;******************************************************* 001C4 01C4 001C4 01C4 000001E4 DCData3 dc.l send_data ;Scanner SEND Data Ptr 001C8 01C8 00000011 dc.l $00000011 ;Transfer Count 001CC 01CC 00000000 dc.l $00000000 ;Offset 001D0 01D0 00000000 dc.l $00000000 ;Reserved 001D4 01D4 001D4 01D4 00000000 dc.l $00000000 ;DCStop 001D8 01D8 00000000 dc.l $00000000 ;Reserved 001DC 01DC 00000000 dc.l $00000000 ;Reserved 001E0 01E0 00000000 dc.l $00000000 ;Reserved 001E4 01E4 001E4 01E4 ;******************************************************* 001E4 01E4 001E4 01E4 44 send_data dc.b $44 ;4 X 4 Matrix Size 001E5 01E5 08 dc.b $08 ;Pel 0 001E6 01E6 88 dc.b $88 ;Pel 1 001E7 01E7 28 dc.b $28 ;Pel 2 001E8 01E8 A8 dc.b $A8 ;Pel 3 001E9 01E9 C8 dc.b $C8 ;Pel 4 001EA 01EA 48 dc.b $48 ;Pel 5 001EB 01EB E8 dc.b $E8 ;Pel 6 001EC 01EC 68 dc.b $68 ;Pel 7 001ED 01ED 38 dc.b $38 ;Pel 8 001EE 01EE B8 dc.b $B8 ;Pel 9 001EF 01EF 18 dc.b $18 ;Pel 10 001F0 01F0 98 dc.b $98 ;Pel 11 001F1 01F1 F8 dc.b $F8 ;Pel 12 001F2 01F2 78 dc.b $78 ;Pel 13 001F3 01F3 D8 dc.b $D8 ;Pel 14 001F4 01F4 58 dc.b $58 ;Pel 15 001F5 01F5 001F5 01F5 ;******************************************************* 001F5 01F5 ; 001F5 01F5 ; CODE SAMPLE #4 001F5 01F5 ; 001F5 01F5 ; This code segment issues an Apple Scanner Define 001F5 01F5 ; Window Parameters Command by using the Apple SCSI 001F5 01F5 ; Card Generic SCSI call ($2B). This command defines 001F5 01F5 ; the area of the scanner glass we want to scan 001F5 01F5 ; 001F5 01F5 ;******************************************************* 001F5 01F5 001F5 01F5 def_window 001F5 01F5 ; 001F5 01F5 ; Issue the Call 001F5 01F5 ; 001F5 01F5 AD 016F 0016F 4 lda scan_dnum 001F8 01F8 8D FFFF 00203 4 sta dev_num4 001FB 01FB 001FB 01FB 20 00B0 000B0 6 jsr call_card 001FE 01FE 04 dc.b $04 ;Control Call Command Number 001FF 01FF 0202 dc.w cmd_list4 00201 0201 60 6 rts 00202 0202 00202 0202 ;******************************************************* 00202 0202 00202 0202 03 cmd_list4 dc.b $03 ;PCount = 3 00203 0203 00 dev_num4 dc.b $00 ;Device number 00204 0204 0207 dc.w def_wndo ;Pointer to data MPW IIGS Assembler - Ver 1.1b1 04-Dec-90 Page 9 Copyright Apple Computer, Inc. 1987-1990 Loc SLoc Object Code Addr T M Source Statement 00206 0206 2B dc.b $2B ;Control Code 00207 0207 00207 0207 ;******************************************************* 00207 0207 00207 0207 def_wndo ;Our Data 00207 0207 0018 dc.w 24 ;Total Length of Parms 00209 0209 00000221 dc.l def_wnd_cmd ;CDB Pointer (Long) 0020D 020D 0000022B dc.l DCData4 ;DCMove Ptr (Long) 00211 0211 00000000 dc.l $00000000 ;Rqst Sense Ptr (Long) 00215 0215 00 dc.b $00 ;Reserved 00216 0216 00 dc.b $00 ;SCSI Status 00217 0217 00 dc.b $00 ;Command Count 00218 0218 00000030 dc.l 8+40 ;Trans Count (Long) 0021C 021C 00 dc.b $00 ;DMA Mode 0021D 021D 00000000 dc.l $00000000 ;Reserved (Long) 00221 0221 00221 0221 ;******************************************************* 00221 0221 00221 0221 24 def_wnd_cmd dc.b $24 ;Scanner Define Window 00222 0222 ;Parameters Command 00222 0222 00 dc.b $00 ;Reserved 00223 0223 00 dc.b $00 ;Reserved 00224 0224 00 dc.b $00 ;Reserved 00225 0225 00 dc.b $00 ;Reserved 00226 0226 00 dc.b $00 ;Reserved 00227 0227 00 dc.b $00 ;Transfer Length (High) 00228 0228 00 dc.b $00 ;Transfer Length (Mid) 00229 0229 30 dc.b 8+40 ;Transfer Length (Low) 0022A 022A 80 dc.b $80 ;Apple Bit 0022B 022B 0022B 022B ;******************************************************* 0022B 022B 0022B 022B 0000024B DCData4 dc.l wndo_data ;Scanner Window Data Ptr 0022F 022F 00000030 dc.l 8+40 ;Transfer Count 00233 0233 00000000 dc.l $00000000 ;Offset 00237 0237 00000000 dc.l $00000000 ;Reserved 0023B 023B 0023B 023B 00000000 dc.l $00000000 ;DCStop 0023F 023F 00000000 dc.l $00000000 ;Reserved 00243 0243 00000000 dc.l $00000000 ;Reserved 00247 0247 00000000 dc.l $00000000 ;Reserved 0024B 024B 0024B 024B ;******************************************************* 0024B 024B ; NOTE: Remember that all values that are longer than 0024B 024B ; 1 byte are in reversed order from natice 65xxx code. 0024B 024B ;******************************************************* 0024B 024B 0024B 024B 000000000000 wndo_data dcb.b 6,$00 ;Reserved 00251 0251 00 dc.b $00 ;Transfer Length (High) 00252 0252 28 dc.b 40 ;Transfer Length (Low) 00253 0253 00253 0253 01 dc.b $01 ;Window Identifier 00254 0254 00 dc.b $00 ;Reserved 00255 0255 00255 0255 00 dc.b $00 ;X Resolution (High) 00256 0256 96 dc.b 150 ;X Resolution (Low) 00257 0257 00257 0257 00 dc.b $00 ;Y Resolution (High) 00258 0258 4B dc.b 75 ;Y Resolution (Low) 00259 0259 ; 00259 0259 ; We will use the corner as 00259 0259 ; Our Upper Left Possition. 00259 0259 ; This is at coordinate 0,0 00259 0259 ; 00259 0259 00 dc.b $00 ;Upper Left X (High) 0025A 025A 00 dc.b $00 ;Upper Left X (Mid High) 0025B 025B 00 dc.b $00 ;Upper Left X (Mid Low) 0025C 025C 00 dc.b $00 ;Upper Left X (Low) 0025D 025D MPW IIGS Assembler - Ver 1.1b1 04-Dec-90 Page 10 Copyright Apple Computer, Inc. 1987-1990 Loc SLoc Object Code Addr T M Source Statement 0025D 025D 00 dc.b $00 ;Upper Left Y (High) 0025E 025E 00 dc.b $00 ;Upper Left Y (Mid High) 0025F 025F 00 dc.b $00 ;Upper Left Y (Mid Low) 00260 0260 00 dc.b $00 ;Upper Left Y (Low) 00261 0261 ; 00261 0261 ; Width is defined as the number 00261 0261 ; of 1/1200-inch increments on 00261 0261 ; the horizontal axis; must be on 00261 0261 ; a byte boundry for both the 00261 0261 ; start and end points. We will 00261 0261 ; set for 4 Inches and drop the 00261 0261 ; extra. 00261 0261 ; 00261 0261 00 dc.b $00 ;Width (High) 00262 0262 00 dc.b $00 ;Width (Mid High) 00263 0263 12 dc.b 4*1200/256 ;Width (Mid Low) 00264 0264 C0 dc.b 4*1200 ;Width (Low) 00265 0265 ; 00265 0265 ; Length is defined as the number 00265 0265 ; of 1/1200-inch increments on the 00265 0265 ; vertical axis. We want ≈ 2 1/2 00265 0265 ; inches or 3072 increments 00265 0265 ; 00265 0265 00 dc.b $00 ;Length (High) 00266 0266 00 dc.b $00 ;Length (Mid High) 00267 0267 0C dc.b 3072/256 ;Length (Mid Low) 00268 0268 00 dc.b 3072 ;Length (Low) 00269 0269 00269 0269 80 dc.b $80 ;Median Brightness 0026A 026A 80 dc.b $80 ;Median Threshold 0026B 026B 80 dc.b $80 ;Median Contrast 0026C 026C 0026C 026C 01 dc.b $01 ;Image Composition (Halftone) 0026D 026D 01 dc.b $01 ;Bits per Pixel 0026E 026E 0026E 026E 00 dc.b $00 ;Halftone Mask Always $00 (High) 0026F 026F 02 dc.b $02 ;Downloaded Mask Pattern (Low) 00270 0270 00270 0270 03 dc.b $03 ;Padding Type 00271 0271 0000 dcb.b 2,$00 ;Reserved 00273 0273 00 dc.b $00 ;Compression Type (None) 00274 0274 000000000000 dcb.b 7,$00 ;Scanner Ref. is wrong. Says 5. 0027B 027B 0027B 027B ;******************************************************* 0027B 027B ; 0027B 027B ; CODE SAMPLE #5 0027B 027B ; 0027B 027B ; This code segment issues an Apple Scanner SCAN 0027B 027B ; Command by using the Apple SCSI Card Generic SCSI 0027B 027B ; call ($2B). This starts the actual scanning. 0027B 027B ; 0027B 027B ;******************************************************* 0027B 027B 0027B 027B start_scan 0027B 027B ; 0027B 027B ; Issue the Call 0027B 027B ; 0027B 027B AD 016F 0016F 4 lda scan_dnum 0027E 027E 8D FFFF 00289 4 sta dev_num5 00281 0281 00281 0281 20 00B0 000B0 6 jsr call_card 00284 0284 04 dc.b $04 ;Control Call Command Number 00285 0285 0288 dc.w cmd_list5 00287 0287 60 6 rts 00288 0288 00288 0288 ;******************************************************* 00288 0288 00288 0288 03 cmd_list5 dc.b $03 ;PCount = 3 00289 0289 00 dev_num5 dc.b $00 ;Device number MPW IIGS Assembler - Ver 1.1b1 04-Dec-90 Page 11 Copyright Apple Computer, Inc. 1987-1990 Loc SLoc Object Code Addr T M Source Statement 0028A 028A 028D dc.w scan_cmd ;Pointer to data 0028C 028C 2B dc.b $2B ;Control Code 0028D 028D 0028D 028D ;******************************************************* 0028D 028D 0028D 028D scan_cmd ;Our Data 0028D 028D 0018 dc.w 24 ;Total Length of Parms 0028F 028F 000002A7 dc.l do_scan ;CDB Pointer (Long) 00293 0293 000002AD dc.l DCData5 ;DCMove Ptr (Long) 00297 0297 00000000 dc.l $00000000 ;Rqst Sense Ptr (Long) 0029B 029B 00 dc.b $00 ;Reserved 0029C 029C 00 dc.b $00 ;SCSI Status 0029D 029D 00 dc.b $00 ;Command Count 0029E 029E 00000001 dc.l $00000001 ;Trans Count (Long) 002A2 02A2 00 dc.b $00 ;DMA Mode 002A3 02A3 00000000 dc.l $00000000 ;Reserved (Long) 002A7 02A7 002A7 02A7 ;******************************************************* 002A7 02A7 002A7 02A7 1B do_scan dc.b $1B ;SCAN 002A8 02A8 ;Parameters Command 002A8 02A8 000000 dcb.b 3,$00 ;Reserved 002AB 02AB 01 dc.b 1 ;Transfer Length (Low) 002AC 02AC 00 dc.b $00 ;Wait and Home Bits = 0 002AD 02AD 002AD 02AD ;******************************************************* 002AD 02AD 002AD 02AD 000002CD DCData5 dc.l window_ID ;Scanner Window Data Ptr 002B1 02B1 00000001 dc.l 1 ;Transfer Count 002B5 02B5 00000000 dc.l $00000000 ;Offset 002B9 02B9 00000000 dc.l $00000000 ;Reserved 002BD 02BD 002BD 02BD 00000000 dc.l $00000000 ;DCStop 002C1 02C1 00000000 dc.l $00000000 ;Reserved 002C5 02C5 00000000 dc.l $00000000 ;Reserved 002C9 02C9 00000000 dc.l $00000000 ;Reserved 002CD 02CD 002CD 02CD ;******************************************************* 002CD 02CD 002CD 02CD 01 window_ID dc.b $01 ;Window Identifier 002CE 02CE 002CE 02CE ;******************************************************* 002CE 02CE ; 002CE 02CE ; CODE SAMPLE #6 002CE 02CE ; 002CE 02CE ; This code segment issues a series of calls to the 002CE 02CE ; Apple Scanner by using the Apple SCSI Card Generic 002CE 02CE ; SCSI call ($2B). We first issue a GET DATA STATUS 002CE 02CE ; to see if there is enough data. Then we read in a 002CE 02CE ; single Scan Line with a READ Call. The data is then 002CE 02CE ; converted and placed in a video buffer. 002CE 02CE ; 002CE 02CE ;******************************************************* 002CE 02CE 002CE 02CE get_data 002CE 02CE 9C FFFF 00338 4 stz scan_line ;Init the scanline to 0 002D1 02D1 ; 002D1 02D1 ; Issue the Call 002D1 02D1 ; 002D1 02D1 AD 016F 0016F 4 lda scan_dnum 002D4 02D4 8D FFFF 0038D 4 sta dev_num6 002D7 02D7 8D FFFF 00392 4 sta dev_num65 002DA 02DA 002DA 02DA 20 00B0 000B0 6 @get_data2 jsr call_card 002DD 02DD 04 dc.b $04 ;Control Call Command Number 002DE 02DE 038C dc.w cmd_list6 002E0 02E0 B0 52 00334 2 bcs @out 002E2 02E2 ; 002E2 02E2 ; Is there enough Data? MPW IIGS Assembler - Ver 1.1b1 04-Dec-90 Page 12 Copyright Apple Computer, Inc. 1987-1990 Loc SLoc Object Code Addr T M Source Statement 002E2 02E2 ; Enough data = 1 scan 002E2 02E2 ; line of 4 inches at 150 002E2 02E2 ; DPI or 600 pixels. At 002E2 02E2 ; 8 pixels per byte, the 002E2 02E2 ; data will be padded to 002E2 02E2 ; 75 bytes. 002E2 02E2 ; 002E2 02E2 AD FFFF 00427 4 lda scan_data 002E5 02E5 D0 0C 002F3 2 bne @have_line 002E7 02E7 AD FFFF 00428 4 lda scan_data+1 002EA 02EA D0 07 002F3 2 bne @have_line 002EC 02EC AD FFFF 00429 4 lda scan_data+2 002EF 02EF C9 4B 2 cmp #rqst_cnt 002F1 02F1 90 E7 002DA 2 blt @get_data2 002F3 02F3 ; 002F3 02F3 ; We have the data. Read 002F3 02F3 ; it. 002F3 02F3 ; 002F3 02F3 20 00B0 000B0 6 @have_line jsr call_card 002F6 02F6 04 dc.b $04 ;Control Call Command Number 002F7 02F7 0391 dc.w cmd_list65 002F9 02F9 B0 39 00334 2 bcs @out 002FB 02FB ; 002FB 02FB ; Now we need to invert 002FB 02FB ; the data. 002FB 02FB ; 002FB 02FB A9 50 2 lda #80 ;40 bytes/line 002FD 02FD 8D FFFF 00339 4 sta byte_count 00300 0300 9C FFFF 0033A 4 stz byte_index 00303 0303 A9 07 2 @loop_1 lda #$07 00305 0305 8D FFFF 0033B 4 sta seven ;Pixels/byte 00308 0308 A2 49 2 @loop_2 ldx #rqst_cnt-2 0030A 030A 0E FFFF 00474 6 asl raw_image+\ rqst_cnt-1 ;Shift bits out the top to 0030D 030D 3E FFFF 7 @loop_3 rol raw_image,x ;the next byte 1 at a time 00310 0310 CA 2 dex 00311 0311 10 FA 0030D 2 bpl @loop_3 00313 0313 AE FFFF 0033A 4 ldx byte_index ;Shift the last bit in to 00316 0316 7E FFFF 7 ror screen,x ;this byte. This reverses the 00319 0319 CE FFFF 0033B 6 dec seven ;bit ordering. Also taking 8 0031C 031C D0 EA 00308 2 bne @loop_2 ;bits per byte down to 7 0031E 031E 5E FFFF 7 lsr screen,x 00321 0321 EE FFFF 0033A 6 inc byte_index 00324 0324 CE FFFF 00339 6 dec byte_count 00327 0327 D0 DA 00303 2 bne @loop_1 00329 0329 ; 00329 0329 ; Move data to Scan Line 00329 0329 ; 00329 0329 AE FFFF 00338 4 ldx scan_line 0032C 032C 20 FFFF 0048E 6 jsr on_screen 0032F 032F EE FFFF 00338 6 inc scan_line 00332 0332 80 A6 002DA 3 bra @get_data2 00334 0334 00334 0334 A9 00 2 @out lda #$00 00336 0336 18 2 clc 00337 0337 60 6 rts 00338 0338 00338 0338 ;******************************************************* 00338 0338 00338 0338 00 scan_line dc.b $00 ;Scan Line Index 00339 0339 00 byte_count dc.b $00 ;Number of bytes left 0033A 033A 00 byte_index dc.b $00 ;Current Byte in use 0033B 033B 00 seven dc.b $00 ;Count off 7 pixels 0033C 033C 000000000000 screen dcb.b 80,0 ;Place to do the screen 0038C 038C 0038C 038C ;******************************************************* 0038C 038C 0038C 038C 03 cmd_list6 dc.b $03 ;PCount = 3 0038D 038D 00 dev_num6 dc.b $00 ;Device number MPW IIGS Assembler - Ver 1.1b1 04-Dec-90 Page 13 Copyright Apple Computer, Inc. 1987-1990 Loc SLoc Object Code Addr T M Source Statement 0038E 038E 0396 dc.w gd_status ;Pointer to data 00390 0390 2B dc.b $2B ;Control Code 00391 0391 00391 0391 03 cmd_list65 dc.b $03 ;PCount = 3 00392 0392 00 dev_num65 dc.b $00 ;Device number 00393 0393 03B0 dc.w read ;Pointer to data 00395 0395 2B dc.b $2B ;Control Code 00396 0396 00396 0396 ;******************************************************* 00396 0396 00396 0396 gd_status ;Our Data 00396 0396 0018 dc.w 24 ;Total Length of Parms 00398 0398 000003CA dc.l get_stat ;CDB Pointer (Long) 0039C 039C 000003DE dc.l DCData6 ;DCMove Ptr (Long) 003A0 03A0 00000000 dc.l $00000000 ;Rqst Sense Ptr (Long) 003A4 03A4 00 dc.b $00 ;Reserved 003A5 03A5 00 dc.b $00 ;SCSI Status 003A6 03A6 00 dc.b $00 ;Command Count 003A7 03A7 0000000C dc.l $0000000C ;Trans Count (Long) 003AB 03AB 00 dc.b $00 ;DMA Mode 003AC 03AC 00000000 dc.l $00000000 ;Reserved (Long) 003B0 03B0 003B0 03B0 read ;Our Data 003B0 03B0 0018 dc.w 24 ;Total Length of Parms 003B2 03B2 000003D4 dc.l get_data2 ;CDB Pointer (Long) 003B6 03B6 000003FE dc.l DCData65 ;DCMove Ptr (Long) 003BA 03BA 00000000 dc.l $00000000 ;Rqst Sense Ptr (Long) 003BE 03BE 00 dc.b $00 ;Reserved 003BF 03BF 00 dc.b $00 ;SCSI Status 003C0 03C0 00 dc.b $00 ;Command Count 003C1 03C1 0000004B dc.l rqst_cnt ;Trans Count (Long) 003C5 03C5 00 dc.b $00 ;DMA Mode 003C6 03C6 00000000 dc.l $00000000 ;Reserved (Long) 003CA 03CA 003CA 03CA ;******************************************************* 003CA 03CA 003CA 03CA 34 get_stat dc.b $34 ;GET DATA STATUS 003CB 03CB ;Parameters Command 003CB 03CB 000000000000 dcb.b 7,$00 ;Reserved 003D2 03D2 0C dc.b 12 ;Transfer Length (Low) 003D3 03D3 00 dc.b $00 ;Wait and Home Bits = 0 003D4 03D4 003D4 03D4 28 get_data2 dc.b $28 ;READ 003D5 03D5 ;Parameters Command 003D5 03D5 00000000 dcb.b 4,$00 ;Reserved 003D9 03D9 01 dc.b $01 ;Window ID 003DA 03DA 00 dc.b $00 ;Transfer Length (High) 003DB 03DB 00 dc.b $00 ;Transfer Length (Mid) 003DC 03DC 4B dc.b rqst_cnt ;Transfer Length (Low) 003DD 03DD 00 dc.b $00 ;Wait and Home Bits = 0 003DE 03DE 003DE 03DE ;******************************************************* 003DE 03DE 003DE 03DE 0000041E DCData6 dc.l data_cnt ;Data Pointer 003E2 03E2 0000000C dc.l 12 ;Transfer Count 003E6 03E6 00000000 dc.l $00000000 ;Offset 003EA 03EA 00000000 dc.l $00000000 ;Reserved 003EE 03EE 003EE 03EE 00000000 dc.l $00000000 ;DCStop 003F2 03F2 00000000 dc.l $00000000 ;Reserved 003F6 03F6 00000000 dc.l $00000000 ;Reserved 003FA 03FA 00000000 dc.l $00000000 ;Reserved 003FE 03FE 003FE 03FE 0000042A DCData65 dc.l raw_image ;Data Pointer 00402 0402 0000004B dc.l rqst_cnt ;Transfer Count 00406 0406 00000000 dc.l $00000000 ;Offset 0040A 040A 00000000 dc.l $00000000 ;Reserved 0040E 040E 0040E 040E 00000000 dc.l $00000000 ;DCStop MPW IIGS Assembler - Ver 1.1b1 04-Dec-90 Page 14 Copyright Apple Computer, Inc. 1987-1990 Loc SLoc Object Code Addr T M Source Statement 00412 0412 00000000 dc.l $00000000 ;Reserved 00416 0416 00000000 dc.l $00000000 ;Reserved 0041A 041A 00000000 dc.l $00000000 ;Reserved 0041E 041E 0041E 041E ;******************************************************* 0041E 041E 0041E 041E data_cnt ;Data Space 0041E 041E 0000 dcb.b 2,$00 ;Reserved 00420 0420 00 dc.b $00 ;Data Length 00421 0421 00 dc.b $00 ;Block 00422 0422 00 dc.b $00 ;Window Identifier 00423 0423 00000000 dcb.b 4,$00 ;Reserved 00427 0427 00 scan_data dc.b $00 ;Scan Data (High) 00428 0428 00 dc.b $00 ;Scan Data (Mid) 00429 0429 00 dc.b $00 ;Scan Data (Low) 0042A 042A 0042A 042A 000000000000 raw_image dcb.b 100,$00;Scanned Data Image 0048E 048E 0048E 048E ;******************************************************* 0048E 048E 0048E 048E BD FFFF 4 on_screen lda scan_tbl_lo,x 00491 0491 85 42 3 sta <My_ZPage 00493 0493 BD FFFF 4 lda scan_tbl_hi,x 00496 0496 85 43 3 sta <My_ZPage+1 00498 0498 ; 00498 0498 ; Do Main Bank Screen 00498 0498 ; 00498 0498 8D C001 4 sta SET80COL ;Allow writes to AUX 48k 0049B 049B 0049B 049B 8D C004 4 sta WRMAINRAM ;Write to Main 48k 0049E 049E 0049E 049E A2 4F 2 ldx #80-1 004A0 04A0 A0 27 2 ldy #40-1 004A2 04A2 BD 033C 4 @loop lda screen,x 004A5 04A5 49 7F 2 eor #$7f 004A7 04A7 91 42 6 sta (My_ZPage),y 004A9 04A9 CA 2 dex 004AA 04AA CA 2 dex 004AB 04AB 88 2 dey 004AC 04AC 10 F4 004A2 2 bpl @loop 004AE 04AE ; 004AE 04AE ; Do Aux Bank Screen 004AE 04AE ; 004AE 04AE 8D C005 4 sta WRCARDRAM ;Write to Alternate 48k 004B1 04B1 004B1 04B1 A2 4E 2 ldx #80-2 004B3 04B3 A0 27 2 ldy #40-1 004B5 04B5 BD 033C 4 @loop2 lda screen,x 004B8 04B8 49 7F 2 eor #$7f 004BA 04BA 91 42 6 sta (My_ZPage),y 004BC 04BC CA 2 dex 004BD 04BD CA 2 dex 004BE 04BE 88 2 dey 004BF 04BF 10 F4 004B5 2 bpl @loop2 004C1 04C1 004C1 04C1 8D C004 4 sta WRMAINRAM ;Write to Main 48k 004C4 04C4 004C4 04C4 8D C000 4 sta CLR80COL ;Disallow writes to AUX 48k 004C7 04C7 004C7 04C7 18 2 clc 004C8 04C8 60 6 rts 004C9 04C9 004C9 04C9 000000000000 scan_tbl_lo dcb.b 8,$00 ;Lines 0-7 004D1 04D1 808080808080 dcb.b 8,$80 ;Lines 8-15 004D9 04D9 000000000000 dcb.b 8,$00 ;Lines 16-23 004E1 04E1 808080808080 dcb.b 8,$80 ;Lines 24-31 004E9 04E9 000000000000 dcb.b 8,$00 ;Lines 32-39 004F1 04F1 808080808080 dcb.b 8,$80 ;Lines 40-47 004F9 04F9 000000000000 dcb.b 8,$00 ;Lines 48-55 MPW IIGS Assembler - Ver 1.1b1 04-Dec-90 Page 15 Copyright Apple Computer, Inc. 1987-1990 Loc SLoc Object Code Addr T M Source Statement 00501 0501 808080808080 dcb.b 8,$80 ;Lines 56-63 00509 0509 00509 0509 282828282828 dcb.b 8,$28 ;Lines 64-71 00511 0511 A8A8A8A8A8A8 dcb.b 8,$a8 ;Lines 72-79 00519 0519 282828282828 dcb.b 8,$28 ;Lines 80-87 00521 0521 A8A8A8A8A8A8 dcb.b 8,$a8 ;Lines 88-95 00529 0529 282828282828 dcb.b 8,$28 ;Lines 96-103 00531 0531 A8A8A8A8A8A8 dcb.b 8,$a8 ;Lines 104-111 00539 0539 282828282828 dcb.b 8,$28 ;Lines 112-119 00541 0541 A8A8A8A8A8A8 dcb.b 8,$a8 ;Lines 120-127 00549 0549 00549 0549 505050505050 dcb.b 8,$50 ;Lines 128-135 00551 0551 D0D0D0D0D0D0 dcb.b 8,$d0 ;Lines 136-143 00559 0559 505050505050 dcb.b 8,$50 ;Lines 144-151 00561 0561 D0D0D0D0D0D0 dcb.b 8,$d0 ;Lines 152-159 00569 0569 505050505050 dcb.b 8,$50 ;Lines 160-167 00571 0571 D0D0D0D0D0D0 dcb.b 8,$d0 ;Lines 168-175 00579 0579 505050505050 dcb.b 8,$50 ;Lines 176-183 00581 0581 D0D0D0D0D0D0 dcb.b 8,$d0 ;Lines 184-191 00589 0589 00589 0589 2024282C3034 scan_tbl_hi dc.b $20,$24,$28,$2c,$30,$34,$38,$3c 00591 0591 2024282C3034 dc.b $20,$24,$28,$2c,$30,$34,$38,$3c 00599 0599 2125292D3135 dc.b $21,$25,$29,$2d,$31,$35,$39,$3d 005A1 05A1 2125292D3135 dc.b $21,$25,$29,$2d,$31,$35,$39,$3d 005A9 05A9 22262A2E3236 dc.b $22,$26,$2a,$2e,$32,$36,$3a,$3e 005B1 05B1 22262A2E3236 dc.b $22,$26,$2a,$2e,$32,$36,$3a,$3e 005B9 05B9 23272B2F3337 dc.b $23,$27,$2b,$2f,$33,$37,$3b,$3f 005C1 05C1 23272B2F3337 dc.b $23,$27,$2b,$2f,$33,$37,$3b,$3f 005C9 05C9 005C9 05C9 2024282C3034 dc.b $20,$24,$28,$2c,$30,$34,$38,$3c 005D1 05D1 2024282C3034 dc.b $20,$24,$28,$2c,$30,$34,$38,$3c 005D9 05D9 2125292D3135 dc.b $21,$25,$29,$2d,$31,$35,$39,$3d 005E1 05E1 2125292D3135 dc.b $21,$25,$29,$2d,$31,$35,$39,$3d 005E9 05E9 22262A2E3236 dc.b $22,$26,$2a,$2e,$32,$36,$3a,$3e 005F1 05F1 22262A2E3236 dc.b $22,$26,$2a,$2e,$32,$36,$3a,$3e 005F9 05F9 23272B2F3337 dc.b $23,$27,$2b,$2f,$33,$37,$3b,$3f 00601 0601 23272B2F3337 dc.b $23,$27,$2b,$2f,$33,$37,$3b,$3f 00609 0609 00609 0609 2024282C3034 dc.b $20,$24,$28,$2c,$30,$34,$38,$3c 00611 0611 2024282C3034 dc.b $20,$24,$28,$2c,$30,$34,$38,$3c 00619 0619 2125292D3135 dc.b $21,$25,$29,$2d,$31,$35,$39,$3d 00621 0621 2125292D3135 dc.b $21,$25,$29,$2d,$31,$35,$39,$3d 00629 0629 22262A2E3236 dc.b $22,$26,$2a,$2e,$32,$36,$3a,$3e 00631 0631 22262A2E3236 dc.b $22,$26,$2a,$2e,$32,$36,$3a,$3e 00639 0639 23272B2F3337 dc.b $23,$27,$2b,$2f,$33,$37,$3b,$3f 00641 0641 23272B2F3337 dc.b $23,$27,$2b,$2f,$33,$37,$3b,$3f 00649 0649 00649 0649 ;******************************************************* 00649 0649 ; 00649 0649 ; CODE SAMPLE #7 00649 0649 ; 00649 0649 ; This code segment toggles the HiRes Soft switches so 00649 0649 ; that we can see what was just scanned. 00649 0649 ; 00649 0649 ;******************************************************* 00649 0649 00649 0649 display 00649 0649 ; 00649 0649 ; Save the Current State 00649 0649 ; 00649 0649 AD C01A 4 lda RDTEXT 0064C 064C 8D FFFF 006B6 4 sta @text ;Text/Graphics 0064F 064F 0064F 064F AD C01B 4 lda RDMIX 00652 0652 8D FFFF 006B7 4 sta @mixed ;Mixed? 00655 0655 00655 0655 AD C01C 4 lda RDPAGE2 00658 0658 8D FFFF 006B8 4 sta @page ;Page 1 or 2 0065B 065B MPW IIGS Assembler - Ver 1.1b1 04-Dec-90 Page 16 Copyright Apple Computer, Inc. 1987-1990 Loc SLoc Object Code Addr T M Source Statement 0065B 065B AD C01D 4 lda RDHIRES 0065E 065E 8D FFFF 006B9 4 sta @hires ;HiRes Mode? 00661 0661 00661 0661 AD C01F 4 lda RD80VID 00664 0664 8D FFFF 006BA 4 sta @80col ;80-Column Mode? 00667 0667 00667 0667 8D C00D 4 sta SET80VID ;40-Column Mode. 0066A 066A 8D C050 4 sta TXTCLR ;Standard Apple II Graphics 0066D 066D 8D C052 4 sta MIXCLR ;Clear Mixed Mode 00670 0670 8D C054 4 sta TXTPAGE1 ;Page 1 00673 0673 8D C057 4 sta HIRES ;HiRes Mode 00676 0676 8D C05E 4 sta CLRAN3 ;Clear annunciator 3 00679 0679 00679 0679 8D C010 4 sta KBD_STRB ;Clear Key Strobe 0067C 067C AD C000 4 @key_loop lda KBD ;Get key 0067F 067F 10 FB 0067C 2 bpl @key_loop ;Wait for Key Press 00681 0681 8D C010 4 sta KBD_STRB ;Clear Key Strobe 00684 0684 C9 9B 2 cmp #ESC ;ESC Key 00686 0686 18 2 clc 00687 0687 D0 04 0068D 2 bne @chk_txt 00689 0689 38 2 sec ;Exit on ESC 0068A 068A 0068A 068A AD C05F 4 lda SETAN3 ;Set annunciator 3 0068D 068D 0068D 068D AD FFFF 006B6 4 @chk_txt lda @text 00690 0690 10 03 00695 2 bpl @chk_mix 00692 0692 8D C051 4 sta TXTSET ;Text on 00695 0695 00695 0695 AD FFFF 006B7 4 @chk_mix lda @mixed 00698 0698 10 03 0069D 2 bpl @chk_page 0069A 069A 8D C053 4 sta MIXSET ;Mixed on 0069D 069D 0069D 069D AD FFFF 006B8 4 @chk_page lda @page 006A0 06A0 10 03 006A5 2 bpl @chk_hires 006A2 06A2 8D C055 4 sta TXTPAGE2 ;Page 2 006A5 06A5 006A5 06A5 AD FFFF 006B9 4 @chk_hires lda @hires 006A8 06A8 30 03 006AD 2 bmi @chk_40col 006AA 06AA 8D C056 4 sta LORES ;HiRes Off 006AD 06AD 006AD 06AD AD FFFF 006BA 4 @chk_40col lda @80col 006B0 06B0 30 03 006B5 2 bmi @rts 006B2 06B2 8D C00C 4 sta CLR80VID ;80-Column on. 006B5 06B5 006B5 06B5 60 6 @rts rts 006B6 06B6 006B6 06B6 00 @text dc.b $00 006B7 06B7 00 @mixed dc.b $00 006B8 06B8 00 @page dc.b $00 006B9 06B9 00 @hires dc.b $00 006BA 06BA 00 @80col dc.b $00 006BB 06BB 006BB 06BB ;******************************************************* 006BB 06BB 006BB 06BB ENDP END Elapsed time: 3.68 seconds. Assembly complete - no errors found. 1059 lines.