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https://github.com/cc65/cc65.git
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225 lines
6.7 KiB
PHP
225 lines
6.7 KiB
PHP
;
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; Oric Telemon definition
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; Telemon 2.4 & Telemon 3.x
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; For telemon 3.x check http://orix.oric.org
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;
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; ---------------------------------------------------------------------------
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; Constants
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SCREEN_XSIZE = 40 ; screen columns
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SCREEN_YSIZE = 28 ; screen rows
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FUNCTKEY = $A5
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FNAME_LEN = 11 ; maximum length of file-name
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; ---------------------------------------------------------------------------
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; I/O Identifier
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; theses identifers are used for channel management
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;
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XKBD = $80 ; keyboard
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XRSE = $83 ; RS232 in
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XSCR = $88 ; screen
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XRSS = $90 ; RS232 out
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; ---------------------------------------------------------------------------
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; Zero page
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; ---------------------------------------------------------------------------
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; Page 00
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RES := $00
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RESB := $02
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TR0 := $0C
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TR1 := $0D
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TR2 := $0E
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TR3 := $0F
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TR4 := $10
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TR5 := $11
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TR6 := $12
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TR7 := $13
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PTR_READ_DEST := $2C ; used for XFREAD and XWRITE only in telemon 3.x
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HRSX := $46
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HRSY := $47
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HRS1 := $4D
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HRS2 := $4F
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HRS3 := $51
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HRS4 := $53
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HRS5 := $55
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HRSFB := $57
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; RS232T
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; b0-b3 : speed
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; 1111 => 19200 bps (please note that telestrat can't handle this speed without stopping all IRQ except ACIA's one)
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; 1100 => 9600 bps (default from telemon)
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; 1110 => 4800 bps
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; 1010 => 2400 bps
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; 1000 => 1200 bps
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; 0111 => 600 bps
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; 0110 => 300 bps
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; 0101 => 150 bps
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; 0010 => 75 bps
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; b4 : 0 external clock, 1 internal clock
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; b6-b5 : 00 8 bits
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; 01 7 bits
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; 10 6 bits
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; 11 5 bits
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; b7 : 0 a stop
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RS232T := $59
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; RS232C
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; b0-b3 : 0
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; b4 : 1 if echo
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; b5 : 1 if parity
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; b7-b6 : 00 in/out parity odd
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; : 01 on/out parity even
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; : 10 parity sent, answer not tested
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; : 11 SPACE SENT, reception not tested
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RS232C := $5A
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; ---------------------------------------------------------------------------
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; Low memory
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IRQVec := $02FB ; "fast" interrupt vector
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; ---------------------------------------------------------------------------
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; I/O locations
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; 6522
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.struct VIA ; Versatile Interface Adapter
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.res $0300
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PRB .byte ; Port Register B
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PRA .byte ; Port Register A
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DDRB .byte ; Data Direction Register B
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DDRA .byte ; Data Direction Register A
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T1 .word ; Timer 1
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T1L .word ; Timer 1 Latch
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T2 .word ; Timer 2
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SR .byte ; Shift Register
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ACR .byte ; Auxiliary Control Register
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PCR .byte ; Peripheral Control Register
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IFR .byte ; Interrupt Flags Register
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IER .byte ; Interrupt Enable Register
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PRA2 .byte ; Port Register A without handshaking
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.endstruct
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.struct VIA2 ; Versatile Interface Adapter
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.res $0320
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PRB .byte ; Port Register B
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PRA .byte ; Port Register A
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DDRB .byte ; Data Direction Register B
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DDRA .byte ; Data Direction Register A
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T1 .word ; Timer 1
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T1L .word ; Timer 1 Latch
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T2 .word ; Timer 2
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SR .byte ; Shift Register
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ACR .byte ; Auxiliary Control Register
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PCR .byte ; Peripheral Control Register
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IFR .byte ; Interrupt Flags Register
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IER .byte ; Interrupt Enable Register
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PRA2 .byte ; Port Register A without handshaking
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.endstruct
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; 6551
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.struct ACIA ; Asynchronous Communications Interface Adapter
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.res $031C
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DATA .byte
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STATUS .byte
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CMD .byte ; Command register
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CTRL .byte ; Control register
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.endstruct
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SCREEN := $BB80
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; ---------------------------------------------------------------------------
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; ROM entries
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; telemon primitives (2.4 & 3.x)
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XRD0 = $08
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XRDW0 = $0C
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XWR0 = $10
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XWSTR0 = $14 ; write a string in text mode
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XTEXT = $19
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XHIRES = $1A
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XFILLM = $1C
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XMINMA = $1F
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XVARS = $24 ; only in TELEMON 3.x, in telemon 2.4, it's XNOMFI ($24)
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XFREAD = $27 ; only in TELEMON 3.x
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XOPEN = $30 ; only in TELEMON 3.x
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XCOSCR = $34 ; switch off cursor
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XCSSCR = $35 ; switch on cursor
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XCLOSE = $3A ; only in TELEMON 3.x Close file
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XFWRITE = $3B ; only in TELEMON 3.x write file
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XSONPS = $40
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XOUPS = $42 ; send Oups sound into PSG
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XPLAY = $43
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XSOUND = $44
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XMUSIC = $45
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XZAP = $46
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XSHOOT = $47
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XMKDIR = $4B ; create a folder. Only available in telemon 3.x
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XRM = $4D ; remove a folder or a file. Only available in telemon 3.x
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XSOUT = $67 ; send accumulator value (A) to RS232, available in telemon 2.4 & 3.x : if RS232 buffer is full, the Oric Telestrat freezes
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XHRSSE = $8C ; set hires position cursor
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XDRAWA = $8D ; draw a line
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XDRAWR = $8E ; draw a line
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XCIRCL = $8F
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XCURSE = $90
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XCURMO = $91
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XPAPER = $92
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XINK = $93
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XBOX = $94
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XABOX = $95
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XFILL = $96
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XCHAR = $97
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XSCHAR = $98 ; draw a string in hires
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XEXPLO = $9C
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XPING = $9D
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; ---------------------------------------------------------------------------
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; ROM entries variables
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PWD_PTR = $00
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; ---------------------------------------------------------------------------
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; Page $200
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SCRX := $220
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SCRY := $224
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ADSCRL := $218
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ADSCRH := $21C
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HRSPAT := $2AA ; hires pattern : it's used to draw pattern for a line or a circle
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IRQVECTOR := $2FA
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; ---------------------------------------------------------------------------
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; Page $500
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BUFNOM := $517
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BUFEDT := $590
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MAX_BUFEDT_LENGTH=110
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; Hardware
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CH376_DATA := $340
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CH376_COMMAND := $341
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; MACRO
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.macro BRK_TELEMON value
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.byte $00,value
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.endmacro
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