Za korekce češtiny dekuji: MELSOFTovi, Silliconovi, Martinu Lukáškovi a NOSTALCOMPovi
Když začínám blbnout z 8bitů tak se chodím léčit mezi otaku.
ÚVOD | Novinky | 8 Bitů | Příslušenství | Drobnosti | TTL | Kontakt
SAPI-1 | ONDRA | PMI-80 | PMD-85 | klony PMD-85 | klony SM50/40 | PETR | PLAN-80A | IQ151 | TNS | FK-1 | HVĚZDA | SP 830 | PCS 1-QR6000
ZPS | Technické prostředky | Programové vybavení | Dokumentace
;%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
TITLE 'MONITOR PLUS, MIKOS V4.0H - SAPI 1'
; 30.7.1985 (P+S)
;%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
;
CPM EQU 0 ;EPROM VERSION
;
; * ROZDELENI PAMETI *
;
IF NOT CPM
@R@ EQU 4000H
MONIT EQU 100H
EPROM EQU 800H
LSYSR EQU 400H
TVBEG EQU 3800H
PEDIT EQU 4400H
BASIC EQU 4400H
TRACER EQU 4C00H
ELSE
;
@R@ EQU 4000H ;SYS RAM
MONIT EQU 200H ;MONITOR
EPROM EQU 800H+200H ; CPM
LSYSR EQU 400H ;SYS.RAM
TVBEG EQU 0E800H
PEDIT EQU 1200H ;START
BASIC EQU 4400H
TRACER EQU 2000H
ENDIF
;
;
;
; * MONITOR ENTRY *
;
CSTS EQU MONIT + 12H
CI EQU MONIT + 3
RI EQU MONIT + 6
CO EQU MONIT + 09H
PO EQU MONIT + 0CH
CINCR EQU MONIT + 3FH
IODEF EQU MONIT + 1EH
EXPR EQU MONIT + 27H
DBYT EQU MONIT + 33H
DADR EQU MONIT + 30H
CRLF EQU MONIT + 24H
HILO EQU MONIT + 36H
NEXT EQU MONIT + 39H
TEXT EQU MONIT + 42H
IOCHK EQU MONIT + 15H
SPACE EQU MONIT + 3CH
IOSET EQU MONIT + 18H
ERROR EQU MONIT + 2AH
ASHEX EQU MONIT + 2DH
HXASC EQU MONIT + 48H
ASSEX EQU MONIT + 51H
;
;
LENGHT EQU 255 ; BLOCK LENGHT
NAMLE EQU 11 ; NAME LENGHT
COMLE EQU 64 ; COMNENT LENGTH
;------------------------------------------
CR EQU 0DH ;KONSTANTY
LF EQU 0AH
DEL EQU 7FH ; DELETE
ETX EQU 03H
HT EQU 9 ;TAB
PREAM EQU 10H ; PREAMBLE/POSTAMBLE
SUBS EQU 1AH ; END FLAG
;
; SER. I/O
USER EQU 13H
UDATA EQU 12H
USTAT EQU 11H
UMODE EQU 10H
; BLOCK LABELS
SOH EQU 01H ; START OF HEADER
EOT@ EQU 04H ; END OF TAPE
CAN EQU ':' ; VOLUME NAME
; 'A' ; DATA BLOCK
; 'B' ; BINARY BLOCK
;
;=====================================
ASEG
ORG EPROM ;START
;=====================================
JMP MICOS ;BRANCH TABLE
JMP INITS ;INIT SYSTEM
JMP EXMON ;EXPAND
JMP FIND
JMP OPEN
JMP CLOSE
JMP LOAD
JMP SAVE
;%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
;
; INIT SYSTEM AND I/O
;
INITS: MVI C,0A9H ;LO=L,RI-1,PO-1
MOV A,C
STA FND ;NO FIND MODE
CALL IOSET ; SET P=R=1
CALL TXIMM ;OHLASENI
DB 'MIKOS-1 V4.0H '
DB '+' OR 80H
CALL ICMD1
JMP OCMD1
;
;
; INPUT SET
;
ICMD: MVI A,'R'
CALL ASSEX
ICMD1: XRA A
STA @IF1 ;FIND FLAG
MVI C,2
LXI D,GET@
JMP IODEF
;
; OUTPUT SET
;
OCMD: MVI A,'P'
CALL ASSEX
OCMD1: XRA A
STA @OF1 ;OPEN FLAG
MVI C,4
LXI D,PUT@
JMP IODEF
;
; MONITOR EXTENSION
;
EXMON: MOV A,L ;COMMAND
CPI 'W'
JZ WRITE
CPI 'R'
JZ READ@
CPI 'J'
JZ JUMP
CPI 'N'
JZ NULL
CPI 'E'
JZ EOF
CPI 'I'
JZ ICMD
CPI 'O'
JZ OCMD
CPI 'P'
JZ PCMD
CPI 'B'
JZ BCMD
CPI 'T'
JZ TCMD
CPI 'K'
JZ MICOS
JMP ERROR ;MONITOR
;
; JUMP TO SYSTEM PROGRAMS
;
BCMD: MVI B,'B' ;BASIC
LXI H,BASIC
B0: LXI D,@BT ; REENTRY FLAG
B1: MOV A,M
CPI 0C3H ;JUMP
JNZ ERROR ;NO EPROM IN SYSTEM
LDAX D
CMP B ;WARM START ?
JZ B2 ;+2
ORA A
JNZ ERROR
MOV A,B
STAX D ;SET FLAG
PCHL ;COLD START
;
B2: INX H
INX H
INX H
PCHL ;WARM START
;
TCMD: MVI B,'T'
LXI H,TRACER
JMP B0
;
PCMD: MVI B,'P' ;PEDIT
LXI H,PEDIT
LXI D,@PED
JMP B1
;
;
; JUMP TO USER PROGRAM
;
JUMP: LHLD EADR
XCHG
LHLD SADR
MOV A,L ;NO PRGM
ORA H
JZ ERROR ;EMPTY FILE
PUSH H ;START
MVI B,0 ; SUM
J1: MOV A,M
ADD B
MOV B,A
CALL HILO
JNC J1
LDA SUM
CMP B
JNZ ERROR
RET ; GOTO
;
;
; END OF FILE COMMAND
;
EOF: MVI C,1
CALL EXPR
POP H ; START ADR
MVI B,1 ; TYP RECORDU
XRA A ; PARAM.
MOV E,A ; POCET BYTE
CALL PBEG
XRA A
SUB D ; MONTROLNI COUCET
CALL PBYTE
MVI C,SUBS ; CLOSE
JMP PO
;
; 120*BLANK
NULL:
LEAD: LXI B,7800H
CALL PO
DCR B
JNZ LEAD+3
RET
;
; READ HEX INTEL FORMAT
;
READ@: DCR C
CALL EXPR ;OFFSET
RED1: POP H
PUSH H
REDC0: MVI D,9 ; MAX POCET ZNAKU BEZ ODDELELNI
REDC1: CALL MREAD ; CTI BYTE
CALL TERM ; ODDELOVAC ?
JZ REDC0 ; ANO, NASTAV CITAC
MVI C,':' ; ZACATEK RECORDU ?
SUB C
JZ REDC2 ; ANO, CTI HEX DATA
DCR D ; DALSI ZNAK ?
JNZ REDC1 ; ANO
JMP REDER ; ERROR ':' .. CHYBI ':' NA PASCE
REDC2: MOV D,A ; NULOVANI KONTR. SOUCTU
CALL RBYTE ; DELKA RADKU
JZ RED3 ; KDYZ 0, KONEC
MOV E,A ; NASTAVENI CITACE
CALL RBYTE ; HIGH ADR
PUSH PSW
CALL RBYTE ; LOW ADR
POP B
MOV C,A
DAD B ; OFFSET ADRESY
CALL RBYTE ; PRIZNAK
RED2: CALL RBYTE ; STROJ. KOD
MOV M,A
CMP M ; TEST PAMETI
MVI C,'M' ; ERROR 'M' .. MEMORY
JNZ REDER
INX H
DCR E ; CITAC BYTE STROJ. KODU
JNZ RED2
CALL RBYTE ; KONTR. SOUCET Z PASKY
JZ RED1 ; OK
MVI C,'S' ; ERROR 'S' .. CHECK SUM
REDER: CALL CO ; TYP CHYBY
CALL DADR
JMP ERSTP
RED3: PUSH H
CALL RBYTE ; HYGH START ADR
MOV H,A
CALL RBYTE ; LOW START ADR
MOV L,A
CALL RBYTE ; CHECK SUN
CALL RBYTE
JNZ REDER-2 ; ERROR
POP D
MOV A,D
ORA E ; OFFSET ?
POP D ; STACK CORECTION
RNZ ; YES, NO START
MOV A,H
ORA L ; START ADR
RZ ; NO
PCHL ; GOTO
;
; WRITE CONTENTS RAM TO TAPE HEX
WRITE: CALL EXPR
CALL CRLF
POP D
POP H
WR1: MOV A,L
ADI 10H
MOV C,A
MOV A,H
ACI 0
MOV B,A
MOV A,E
SUB C
MOV C,A
MOV A,D
SBB B
JC WR2
MVI A,10H ; >16
JMP WR3
WR2: MOV A,C ; <16
ADI 11H
WR3: ORA A
RZ ; NEXT
PUSH D ; USCHOVA HIGH ADR
MOV E,A ; NASTAVENI CITACE
XRA A ; SET PARAM.
MOV B,A ; TYP
CALL PBEG
WR4: MOV A,M
INX H
CALL PBYTE ; STROJ. KOD
DCR E
JNZ WR4
XRA A
SUB D
CALL PBYTE ; KONTR. SOUCET
POP D
JMP WR1
; PRECTE 2 ZNAKY, SESTAVI BYTE, TVORI KONTR. SOUCET
RBYTE: CALL MREAD ; CTE ZNAK S MASKOU 7F
CALL ASHEX ; PREVOD ASCII-HEX
RLC
RLC
RLC
RLC
MOV C,A
CALL MREAD
CALL ASHEX
ORA C ; SESTAVI BYTE
MOV C,A
ADD D ; KONTROLNI SOUCET
MOV D,A
MOV A,C
RET
; END OF EXPRESSION
TERM: CPI ','
RZ
CPI HT
RZ
CPI ' '
RZ
CPI CR
RET
; PUNCH BEGIN OF RECORT
PBEG: MOV D,A ; NULL CHECK SUM
MVI C,CR
CALL PO
MVI C,LF
CALL PO
MVI C,':'
CALL PO
MOV A,E ; E .. POCET BYTE
CALL PBYTE
MOV A,H ; HL .. ADR
CALL PBYTE
MOV A,L
CALL PBYTE
MOV A,B ; TYP
PBYTE: PUSH PSW
CALL HBYTE
POP PSW
PUSH PSW
CALL LBYTE
POP PSW
ADD D
MOV D,A
RET
;
HBYTE: RRC
RRC
RRC
RRC
LBYTE: ANI 0FH
CALL HXASC
JMP PO
;
; READ CHARACTER AND MASK, ERROR IF CARRY
MREAD: CALL RI
JC ERSTP ; #VERS."G"#
ANI 7FH ; POTLACENI PARITNIHO BITU
JZ MREAD ; #VERS."H"# BLANK?
RET
;
;
; USER COMMAND LEVEL
;
MICOS: CALL STOP
MVI C,'_'
CALL CO
CALL ECHOCR
CPI 'B'
JZ BB ;MICRO-BASIC CODE
CPI 'A'
JZ APPEND
CPI 'D'
JZ DIR ;DIRECTORY
CPI 'I'
JZ INIT ; INIT NEW TAPE
CPI 'O'
JZ OPEN ;OPEN OUTPUT
CPI 'C'
JZ CLOSE ;CLOSE OUTPUT
CPI 'F'
JZ FIND ;FIND INPUT
CPI 'S'
JZ SAVE ;SAVE
CPI 'L'
JZ LOAD ;LOAD
CPI 'M' ;MONITOR
RNZ ; NO FIND
;-------------------------------
; MOTION
MOTA: CALL START ;MOTA PASKY
CALL DONE
JMP STOP
;
START: MVI A,38H
GAPO: OUT UMODE
MVI A,1FH
OUT USTAT ; CLEAR
RET
;
;
STARW: MVI A,30H
JMP GAPO ; START WRITE
;
; APPEND NEW FILE ON TAPE
;
APPEND: STA JOIN ; NO INPUT
LHLD BNO ; SET FILE NUMBER
XCHG
JMP OPE50
;---------------------------------
;DIRECTORY CASSETE
DIR: XRA A ; INPUT BUFFER
STA JOIN
CALL PLAY
DIR0: CALL SEARCH ; HEADER
CZ PHDR ; PRINT NAME
CPI EOT@
JNZ DIR0
CALL CRLF ; PRINT:
MOV A,D
CALL DBYT ; FILE NUMBER
MVI C,'-'
CALL CO
MOV A,E
CALL DBYT ; BLOCK NUMBER
JMP DIR0
;----------------------------------
;OPEN OUTPUT FILE
OPEN: CALL PTP?
LDA @OF1 ;DOUBLE ?
ORA A
JNZ ERROR
CALL TXIMM
DB CR,LF
DB 'LAST'
DB ' ' OR 80H
MVI A,-1 ;FLAG
CALL FINO
JNZ OPE1
OPE01: CALL SEARCH ;EOT ?
JZ OPE20 ;SOH
CPI EOT@
JNZ OPE01 ;NEXT BLOCK
OPE30: CALL OK?
JZ OPE50 ;OPEN NOW
OPE20: CALL CMPNM + 3 ; OK ?
OPE1: CNZ CMPNM
LDA BOUT-1
CPI CAN ;VOLUME
JZ OPE50 ;IMMED. OPEN
CALL SEARCH
CPI EOT@
JNZ $ - 5
OPE50: MOV A,D
INR A ;INCREM.FILE NUMBER
MOV H,A
MVI L,0
SHLD BNO ;FILE&BLOCK NUMBER
CALL RECOR
CALL TXIMM
DB CR,LF
DB 'NEW',' ' OR 80H
MVI A,SOH
STA @OF1
JMP WRNAM
;
;----------------------------------------
; FIND INPUT FILE AND OPEN FOR READ
FIND: CALL PTR?
XRA A ; FIND ONPUT FILE
CALL FINO
CALL CMPNM
MVI E,1
XCHG
SHLD BNI ;NUMBER FILE
XCHG
MVI A,SOH
STA @IF1
JMP RIB
;---------------------------
;CLOSE OUTPUT FILE
CLOSE: CALL PTP?
LDA @OF1 ;NO OPEN
ORA A
JZ ERROR
MVI A,EOT@ ;CLOSE BLOK
STA BOUT-1
CALL WOB
XRA A
STA @OF1 ;CLOSE
CALL STARW ;GAP 2*
MVI A,80 ; BOOMS
CALL TIME
JMP STOP
;---------------------
FINO: STA JOIN ;I/O FLAG
CALL TXNAM
LXI H,FNAME
PUSH H
MVI B,NAMLE
CALL RNAME ;READ
CALL PLAY
POP H
MOV A,M
CPI '*' ;WILDCARDS ?
RET
CMPNM: CALL SEARCH ;COMPARE NAME
JNZ CMPNM ;NO HDR
LXI B,FNAME
MVI E,NAMLE
INX H ;NAME
CMPN0: LDAX B
CPI '*'
JZ CMPN1
CALL TERM ;END OF NAME
RZ
CMP M
JNZ CMPNM
INX B
DCR E
JNZ CMPN0 - 1
RET ;O.K
;
CMPN1: PUSH D
CALL BUADR
PUSH H
CALL PHDR
POP H
POP D
MOV A,H ; CTENI NEBO ZAPIS
CPI (BIN-1) SHR 8
JNZ CMPN2
MOV A,M
CPI CAN ; ':'... VOLUME BLOK
JZ CMPNM
CMPN2: CALL OK?
JNZ CMPNM
RET
;
OK?: CALL TXIMM
DB 7
DB '--(Y/N)','?' OR 80H
CALL ECHO
CPI 'Y'
RET
;--------------------
;INIT NEW CASSETTE
INIT: CALL START
CALL TXIMM
DB 'BOT'
DB ' ' OR 80H
CALL RECOR
CALL STOP
CALL TXIMM
DB ' VOLUME'
DB ' ' OR 80H
LXI H,0 ;0..FILE NUMBER
SHLD BNO
MVI A,CAN
;%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
; FILE NAME LEVEL
WRNAM: PUSH PSW ;HDR-LABEL
CALL TXNAM
CALL NULBF
CALL STOP
POP PSW
MOV M,A
INX H
MVI B,COMLE ;NAME+COMMENT
PUSH H
CALL RNAME
POP H
MVI B,NAMLE
LXI D,WRNM ;OUTPUT AREA
WRN1: MOV A,M
ANI 3FH
JNZ $+5
MVI A,' ' ;BLANK
STAX D
INX H
INX D
DCR B
JNZ WRN1
CALL WOB
MVI M,'A' ;DATA TYP
JMP CRLF
; READ NAME <HL>..ADR,<B>..DELKA
;-----------------------------------
RNAME: MOV E,L ;LOW-FIRST ADR
RNAM1: MVI M,' '
CALL CI
ANI 7FH
CPI ETX
JZ MICOS
CPI CR
JZ CRLF
CPI DEL
JZ RNAM10
CPI 08H ;BS
JNZ RNAM2
RNAM10: MOV A,E
CMP L ;FIRST
JZ RNAM1
DCX H
INR B
CALL TXIMM ;DELETE
DB 08,20H,88H
JMP RNAM1
RNAM2: MOV M,A
INX H
MOV C,A
CALL CO
DCR B
JNZ RNAM1
JMP CRLF
;
;PRINT HEADER OF FILE
;--------------------
PHDR: CALL CRLF
INX H
MVI D,COMLE
JMP TEXT
;%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
; POMOCNE PROGRAMY
;
; CT OR PUNCHER ?
PTP?: PUSH H
LXI H,3020H
JMP $+7
;
; CT OR READER ?
PTR?: PUSH H
LXI H,0C08H
CALL IOCHK
ANA H
CMP L
POP H
RZ ; YES .. CT
INX SP
INX SP ; NESTING
RET ; NO FINO
;TEXTY PRO OBSLUHU
;-----------------
TXIMM: XTHL
MOV A,M
ANI 7FH
MOV C,A
CALL CO
MOV A,M
RLC
INX H
JNC TXIMM+1
XTHL
RET
;
TXNAM: CALL TXIMM
DB ' NAME'
DB CR,LF
DB ':' OR 80H
RET
;
;NULL OUTPUT BUFFER
;------------------
NULBF: LXI H,BOUT-1
PUSH H
MVI A,LENGHT
INX H
MVI M,0
DCR A
JNZ $-4
POP H ;(BLOCK TYP) ADRM
RET
BREAK: CALL CSTS
RZ
CALL CI
JMP ETX?
;CTI A VYPIS ZNAK
ECHO: CALL CINCR
RZ
ETX?: CPI ETX
RNZ
CALL CLSTP ;CLOSE & STOP
JMP NEXT ;BREAK=>C
;DISPLAY "PLAY"
PLAY: CALL TXIMM
DB 'PLAY'
DB ' ' OR 80H
RECO: CALL DONE
JMP START
;DISPLAY "RECORD"
RECOR: CALL TXIMM
DB CR,LF
DB 'RECORD'
DB ' ' OR 80H
;
DONE: CALL TXIMM
DB ' DONE','?' OR 80H
ECHOCR: CALL ECHO
PUSH PSW
CALL CRLF
POP PSW
RET
;%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
; FILE OPERATIONS LEVEL
;
;SERACH BLOCK IN TAPE
;--------------------
SEARCH: CALL BUADR
SEAR1: MVI C,'#' ;ERROR
CC CO
CALL READF
JC SEAR1 ; SERACH ERROR
JMP RIB2
;
; BUFFER ADR
BUADR: LDA JOIN ;INPUT OR OUTPUT ?
ORA A
LXI H,BOUT-1
RNZ ;OUTPUT
LXI H,BIN-1
RET
;
; READ INPUT BUFFER
;--------------------
RIB: PUSH D
PUSH B
LHLD BNI
INX H
SHLD BNI
LXI H,BIN-1
CALL READ
JC ERRD ;ERROR
CALL NUFIL ; NUMBER O.K. ?
JNZ ERRD ; BLOCK ERROR
RIB1: POP B
POP D
RIB2: MOV A,M ;BLOCK TYP
CPI CAN ;VOLUME NAME
RZ
CPI SOH ;FILE NAME
RET ;(HL)..BLOCK TYP
;ERROR READ
ERRD: CALL STOP ;# VERS."E"#
CALL TXIMM
DB ' ERROR/N'
DB '?' OR 80H
CALL ECHO ;CONTINUE
CPI 'N'
JZ ERRD1
CALL TXIMM
DB ' BACK'
DB ' ' OR 80H
CALL PLAY
ERRD0: LXI H,BIN-1 ;INPUT BUFFER
CALL READF
JC ERRD ;NEXT ERROR
CALL NUFIL
JNZ ERRD0 ;NEXT BLOCK
ERRD1: CALL CRLF
LXI H,BIN-1
JMP RIB1
;WRITE OUTPUT BUFFER
WOB: PUSH D
LHLD BNO
INX H
SHLD BNO
XCHG
LXI H,BOUT-1
CALL WRBLO
POP D
RET
;
; NUMBER FILE O.K. ?
;
NUFIL: LDA BNI
CMP E
RNZ ;NO
LDA BNI+1
CMP D
RET
;
;GET BYTE FROM CASSETTE
;----------------------
GET@: PUSH B
PUSH D
PUSH H
LDA @IF1 ;WAS OPEN ?
ORA A
CZ FIND ;NO THEN FIND
LHLD ADRI
GET0: INX H
MOV A,L ;WAS EMPTY
CPI BIEND AND 0FFH
MOV A,M
SHLD ADRI
JZ GET1 ;<A>..BYTE
ORA A ;NCY
JMP GETEX
GET1: LDA BIN-1
CPI EOT@ ; "CLOSE" BLOK?
JZ GET2
CALL RIB
JNZ GET0 ;END OF FILE
GET2: MVI A,SUBS
STC
GETEX: POP H
POP D
POP B
RET
;
;PUT BYTE TO CASSETTE
PUT@: PUSH B
PUSH D
PUSH H
LDA @OF1 ; WAS OPEN
ORA A
PUSH B
CZ OPEN ;IF NO THEN DO
POP B
LHLD ADRO
INX H
MOV M,C ;SAVE
SHLD ADRO
MOV A,L
CPI (BOEND AND 0FFH) - 1
CZ WOB ;NEXT
LDA BOUT-1
CPI 'B' ;BINAR DUMP?
JZ PUTEX
LDA MODE
ANI 2 ;BIN.FILE?
JNZ PUTEX
MOV A,C ;CLOSE CHAR.?
CPI SUBS
CZ CLOSE
PUTEX: POP H
POP D
POP B
MOV A,C
ORA A ;NCY
RET
;
;
; LOAD BINARY DATA FROM TAPE TO MEMORY
;
LOAD: CALL FIND ;OPEN FILE
MVI A,'B' ;BINAR
STA BIN-1
CALL START
LO1: CALL RICH
ORA A ; BLANK?
JZ LO1
SUI '<'
JNZ ERSTP ;#NOT BINARY FORMAT
MOV B,A ;SUM
CALL RADR@
SHLD EADR ;LAST
XCHG
CALL RADR@ ;LAST
SHLD SADR ; START ADR
CALL RICH
CPI '>'
JNZ ERSTP ;#NOT BINARY
CALL CHECK
MVI B,0 ;CLEAR
LO2: CALL RICH
MOV M,A
CALL HILO
JNC LO2
CALL CHECK
STA SUM
CLSTP: XRA A
STA @IF1 ;SLOSE
CALL STOP
JMP CRLF ;OK
; CHECK SUM ?
CHECK: MOV C,B
CALL RICH
CMP C
JNZ ERSTP
RET
;
RADR@: CALL RICH
MOV L,A
CALL RICH ;HL
MOV H,A
RET
;
RICH: CALL RI ;READ & SUM
JC ERSTP
PUSH PSW
ADD B
MOV B,A
POP PSW
RET
;
; SAVE BINARY DATA TO TAPE
;
SAVE: MVI C,2
CALL EXPR ;FROM TO
LDA @OF1
ORA A
CZ OPEN
MVI A,'B' ;BINAR
STA BOUT-1
CALL STARW
MVI A,80 ; 800MS
CALL TIME
MVI C,'<' ;START BYTE
CALL POCH
MVI B,0 ;ADR-SUM
POP H ;START
POP D ;LAST
CALL PADR@
XCHG
CALL PADR@
MVI C,'>'
CALL POCH
MOV C,B ;SUM OF ADR.
CALL POCH
;
MVI B,0 ;DATA-SUM
SAV1: MOV C,M
CALL POCH
CALL HILO
JNC SAV1
MOV C,B ;SUM
CALL POCH
MVI C,SUBS
CALL POCH ;END MARK
JMP CLOSE
;
PADR@: MOV C,L
CALL POCH
MOV C,H
;
POCH: MOV A,C ;PUNCHER AND SUM
ADD B
MOV B,A
JMP PO
;
SINC: IN UDATA
SINC1: MVI A,1 ; 10 MS
CALL TIME
CALL BREAK
IN USTAT
RLC
JC SINC ;WAIT IF READY
DCR C
JNZ SINC1
RET
;
; READ BLOCK (HL-BUF.ADR)
; OUT (DE-BLOCK &FILE COUNTER; CY=1 ERROR)
;
READF: XRA A ;FIND MODE SET
STA FND
READ:
RBLOK: PUSH B
PUSH H
CALL START ;MOTION
RBLG: MVI C,1 ; WAIT 10MS NOT READY
CALL SINC ; START BLOCK
RBL2: MVI C,3 ; 3*PREAMBLE
RBL3: CALL SERIN
CPI PREAM
JNZ RBLG ; GAP
DCR C
JNZ RBL3
MVI A,':'
STA TVBEG
LXI B,(LENGHT+1) AND 0FFH ;B=0,C=LENGHT
CALL SERIM ;READ DATA
MVI C,'*'
LDA FND ;FIND MODE?
ORA A
JNZ RBL20 ;NO-READ
MVI C,' '
RBL20: LXI H,TVBEG
MOV M,C
INX H
MVI M,'"'
INX H
MVI C,NAMLE
RBL33: CALL SERIM
MVI M,'"'
INX H
MVI M,20H
INX H
CALL SERIN
MOV E,A
CALL HEXMEM ; REG 'E' -> MEM HEX
CALL SERIN
MOV D,A
MVI A,' '
STA FND
MOV C,B ;CHECK SUM
CALL SERIN
SUB C
POP H
POP B
SHLD ADRI ;BEG. ADR
PUSH PSW ;SAVE ZERO FLG
LDA BIN-1 ;#VERS "E"#
CPI 'B' ;#
CNZ STOP ;#
RBL5: POP PSW ;IF ZERO ..O.K
RZ
STC
RET ;ELSE ...ERROR
;
;WRITE BLOCK (HL-ADR,DE-BLOCK &FILE NUMBER)
;
WRBLO: PUSH B
PUSH H
PUSH D
CALL STARW ;START WRITE
MVI A,80 ; 800/100 MS
CALL BTIME
CALL SEROP
CALL SEROP
CALL SEROP ;PREAMBLE
LXI B,(LENGHT+1) AND 0FFH
CALL SEROM ;DATA
LXI H,WRNM
MVI C,NAMLE
CALL SEROM ;NAME
POP D
MOV A,E
CALL SEROUT ;BLOCK-NUMBER
MOV A,D
CALL SEROUT ;FILE-NUMBER
MOV A,B
CALL SEROUT ;CHECK SUM
CALL SEROP
XRA A
CALL SEROUT ;SENTINEL
LXI H,TVBEG
CALL HEXMEM
POP H
POP B
SHLD ADRO ;SET ADR
MVI A,1 ; 10 MS
CALL TIME
LDA BOUT-1 ;#VERS "E"#
CPI 'B' ;#
RZ ;#
STOP: MVI A,10H
OUT UMODE
RET
;
; ROUTINES
;
; 'E' REG HEX TO MEMORY, CLEAR TO END LINE
HEXMEM: MOV A,E
RRC
RRC
RRC
RRC
CALL HEXC
MOV A,E
CALL HEXC
MVI A,39 ; LINE LENGTH-1
HEXM1: MVI M,' '
INX H
CMP L ; END LINE ?
JNC HEXM1
RET
; DISPLAY HEX CIFF.
HEXC: ANI 0FH
CALL HXASC
ANI 3FH
MOV M,A
INX H
RET
;
SEROM: MOV A,M ;FROM MEMORY
INX H
CALL SEROUT ;TO:CT:
DCR C
JNZ SEROM
RET ;ALL
SEROP: MVI A,PREAM ;BLOCK-MARK
SEROUT: PUSH PSW
ADD B
MOV B,A ;CHECK SUM
CALL BREAK
SERO: IN USTAT
ADD A
JP SERO
POP PSW
OUT UDATA
RET
;
SERIM: CALL SERIN ;READ TO MEMORY
MOV M,A
INX H
DCR C
JNZ SERIM
RET
SERIN: CALL BREAK
IN USTAT
RLC
JNC SERIN
IN UDATA
PUSH PSW
ADD B
MOV B,A
POP PSW
RET
;
; TIME ROUTINES
;
BTIME: MOV B,A ; * 10 MS
MOV A,M ; 'B' ?
CPI 'B'
MOV A,B
JNZ TIME
RRC
RRC
RRC ; /8
TIME: PUSH B ; ACC*10MS (TCY=500NS)
TIME1: LXI B,800+255
TIME2: DCX B ;( 5)
INR B ;( 5)
DCR B ;( 5)
JNZ TIME2 ;(10) 10MS LOOP @ 12.5US
DCR A
JNZ TIME1
POP B
RET
;
; MICRO-BASIC FORMAT
;
BB: MVI C,1 ;1. ADR
CALL EXPR
CALL PLAY
MVI C,50 ; 500MS GAP
BB1: CALL SINC
MVI C,'*'
CALL CO
CALL SERIN
CPI 'B' ; BASIC RECORD?
LXI B,10 ; 100MS & CLEAR SUM
JNZ BB1
CALL SERIN ;NAME
BB2: MOV C,A
CALL CO
CALL SERIN
CPI CR
JNZ BB2
CALL SERIN
MOV E,A
CALL SERIN
MOV D,A
LXI H,-40F0H ;OFFSET
DAD D
POP D
DAD D
XCHG ;DE-LAST ADR
BB3: CALL SERIN
MOV M,A
CALL HILO
JNC BB3
MOV C,B
CALL SERIN
CMP C
JZ STOP ;#VERS."E"#
ERSTP: CALL CLSTP ;#
JMP ERROR ;#
@ENDPR EQU $
;
;%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
ORG @R@
;%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
; SYSTEM RAM SAPI-1 M4
;
RST1: DS 21 ;RESTART VECTOR
;<<... USER & MONITOR STACK
;
;
;
;%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
ORG @R@+090H
;%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
; MONITOR DATA
;
MSTAK: DS 2 ; SAVE REGISTERS
ACSAV: DS 2
BCSAV: DS 2
DESAV: DS 2
HLSAV: DS 2
PCSAV: DS 2
SPSAV: DS 2
;
BRAD: DS 2
INSTR: DS 1
BRAD2: DS 2
INST2: DS 1
LASTC: DS 1 ;LAST CODE "REPEAT"
CADR: DS 2 ; CURSOR ADR
CHAR: DS 1 ; CODE
FLAG: DS 1 ; FLAG MEMBR
LIMIT: DS 2 ; TIME LIMIT FOR AUTO REPEAT
@BT: DS 1
@PED: DS 1
UADR: DS 2 ;USER ADR
SADR: DS 2 ; START ADR
EADR: DS 2 ; END ADR
SUM: DS 1
;*******************************
;MONITOR PLUS DATA
JOIN: DS 1
FNAME: DS 11
BNO: DS 1 ;BLOCK NUMSER,FILE NUMBER
BTO: DS 1
BNI: DS 1 ; --- " ---
BTI: DS 1
ADRO: DS 2
ADRI: DS 2
PBITM: DS 2
FND: DS 1 ; FIND FLAG
;-------------------------
; USER I/O DEVICE
;
CILOC: DS 3
COLOC: DS 3
R1LOC: DS 3
R2LOC: DS 3
P1LOC: DS 3
P2LOC: DS 3
LILOC: DS 3
CSLOC: DS 3
;******************************
;<< EXTERNE OVLADANE FLAGY: >>
;******************************
MODE: DS 1 ;CO-MODE
@IF1: DS 1
@IF2: DS 1
@OF1: DS 1
@OF2: DS 1
LINE: DS 1 ;LINE
COLUM: DS 1 ;COLUMN
RESL: DS 1 ;RESERVE
UBYTE: DS 1 ;USER BYTE (REALTIME..)
@SFLG: DS 1 ;#0..NO STOP
EXSER EQU $-MODE ;EXTERNAL SERVICE
IOBYT: DS 1 ;I/O CONTROL
MEMTOP: DS 2 ;MEMTOP "RAM"
;-------------------------
; I/O BUFFERS
DS 1 ; BLOCK LABEL
BOUT: DS 255 ;BLOCK LENGHT
BOEND EQU $
;
DS 1 ; BLOCK LABELS
BIN: DS 255 ;BLOCK LENGHT
BIEND EQU $
;
WRNM: DS 11
;=============================
ORG @R@ + 300H
;=============================
; "MAT" ARRAY
DS 0FFH
;=============================
ORG @R@ + 400H
;=============================
; SYSTEM OR USER PROGRAMS
;---->>>>>>>>>>>
;
;
;
END ;[P]
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