; Disassembly of the file "sa1510.rom" ; ; Configurable parameters. These are set in the wrapper file, ie monitor_SA1510.asm ; ;COLW: EQU 40 ; Width of the display screen (ie. columns). ;ROW: EQU 25 ; Number of rows on display screen. ;SCRNSZ: EQU COLW * ROW ; Total size, in bytes, of the screen display area. ORG 00000H MONIT: JP START GETL: JP ?GETL LETNL: JP ?LTNL NL: JP ?NL PRNTS: JP ?PRTS PRNTT: JP ?PRTT PRNT: JP ?PRNT MSG: JP ?MSG MSGX: JP ?MSGX ; RST 3 GETKY: JP ?GET BRKEY: JP ?BRK WRINF: JP ?WRI WRDAT: JP ?WRD RDINF: JP ?RDI RDDAT: JP ?RDD VERFY: JP ?VRFY MELDY: JP ?MLDY TIMST: JP ?TMST NOP NOP JP 1038H ; Interrupt routine TIMRD: JP ?TMRD BELL: JP ?BEL XTEMP: JP ?TEMP MSTA: JP MLDST MSTP: JP MLDSP START: LD SP,STACK IM 1 CALL ?MODE LD B,0FFH LD HL,NAME CALL ?CLER ; Clear 256 bytes from NAME 10F1h to 11F0h LD A,016H CALL PRNT IF KUMA = 1 LD A,0CFH ELSE IF MODE80C = 0 LD A,007H ; Black background, white characters. Bit 7 is clear as a write to bit 7 @ DFFFH selects 40Char mode. ELSE LD A,017H ; Blue background, white characters in colour mode. Bit 7 is set as a write to bit 7 @ DFFFH selects 80Char mode. ENDIF ENDIF LD HL,ARAM JR STRT1 JP 1035H ; NMI routine. STRT1: CALL CLR8 LD HL,TIMIN LD A,0C3H LD (1038H),A LD (01039H),HL LD A,004H LD (TEMPW),A CALL MLDSP CALL NL LD DE,00100H RST 018H IF MODE80C = 0 ; For 80 char mode we need a hook to setup SPAGE mode. CALL ?BEL ELSE CALL HOOK ; Call new routine to setup SPAGE. ENDIF SS: LD A,0FFH SS1: LD (SWRK),A LD HL,USRROM LD (HL),055H JR FD2 ST1: CALL NL LD A,'*' CALL PRNT LD DE,BUFER CALL GETL ST2: LD A,(DE) INC DE CP 00DH JR Z,ST1 CP 'J' ; JUMP? JR Z,GOTO CP 'L' ; LOAD? JR Z,LOAD CP 'F' ; FLOPPY? JR Z,FD CP 'B' ; BELL? JR Z,SG JR ST2 ; JUMP COMMAND GOTO: CALL HLHEX JR C,ST1 JP (HL) ; KEY SOUND ON OFF SG: LD A,(SWRK) CPL JR SS1 ; FLOPPY ROM CHECK AND RUN FD: LD HL,FLPROM FD2: LD A,(HL) OR A JR NZ,ST1 JP (HL) ?ER: CP 002H JR Z,ST1 LD DE,MSGE1 RST 018H JR ST1 ; LOAD COMMAND LOAD: CALL ?RDI JR C,?ER CALL NL LD DE,MSG?2 RST 018H LD DE,NAME RST 018H CALL ?RDD JR C,?ER LD HL,(EXADR) LD A,H CP 012H JR C,ST1 JP (HL) ; LOADING MSG?2: DB 04CH, 0B7H, 0A1H, 09CH DB 0A6H, 0B0H, 097H, 020H DB 00DH ; SIGN ON BANNER - Different for Kuma 80 BIOS MSG?3: IF KUMA = 0 DB "** MONITOR SA-1510 **", 0DH ELSE DB "*K",0A5H,0B3H,0A1H," MZ-80A M",0B7H,0B0H,0A6H DB 096H,0B7H,09DH,"*",00DH,"*",00DH ENDIF ; For 80 Character mode we need some space, so shorten the Check Sum Error message. ; ; CHECK SUM ERROR MSGE1: IF MODE80C = 0 DB 043H, 098H, 092H, 09FH, 0A9H, 020H, 0A4H, 0A5H DB 0B3H, 020H, 092H, 09DH, 09DH, 0B7H, 09DH, 00DH ELSE DB "CK SUM?", 0DH ENDIF ; Hook = 7 bytes using space taken from Check Sum message. HOOK: IF MODE80C = 1 LD A,0FFH LD (SPAGE),A JP ?BEL ; Original called routine ENDIF ; CR PAGE MODE1 .CR: IF KUMA = 1 LD HL,(DSPXY) JP CURS2 ELSE CALL .MANG RRCA JP NC,CURS2 LD L,000H INC H CP ROW - 1 ; End of line? JR Z,.CP1 INC H JP CURS1 ENDIF .CR1: IF KUMA = 1 NEG LD (SPAGE),A ADD A,004H LD (0E003H),A RET DB 00EH ENDIF .CP1: LD (DSPXY),HL ; SCROLLER .SCROL: IF KUMA = 1 LD BC, 0780H ELSE LD BC,SCRNSZ - COLW ; Scroll COLW -1 lines ENDIF LD DE,SCRN ; Start of the screen. IF KUMA = 1 LD HL,0D050H ELSE LD HL,SCRN + COLW ; Start of screen + 1 line. ENDIF LDIR EX DE,HL IF KUMA = 1 LD B, 050H ELSE LD B,COLW ; Clear last line at bottom of screen. ENDIF CALL ?CLER IF KUMA = 1 JP ?RSTR ELSE LD BC,0001AH ENDIF LD DE,MANG LD HL,MANG + 1 LDIR LD (HL),000H LD A,(MANG) OR A JP Z,?RSTR LD HL,DSPXY + 1 DEC (HL) JR .SCROL ; CTBL PAGE MODE1 .CTBL: DW .SCROL DW CURSD DW CURSU DW CURSR DW CURSL DW HOM0 DW CLRS DW DEL DW INST DW ALPHA DW KANA DW ?RSTR DW REV DW .CR DW ?RSTR DW ?RSTR ?MLDY: PUSH BC PUSH DE PUSH HL LD A,002H LD (OCTV),A LD B,001H MLD1: LD A,(DE) CP 00DH JR Z,MLD4 CP 0C8H JR Z,MLD4 CP 0CFH JR Z,MLD2 CP 02DH JR Z,MLD2 CP 02BH JR Z,MLD3 CP 0D7H JR Z,MLD3 CP 023H LD HL,MTBL JR NZ,MLD1A LD HL,M?TBL INC DE MLD1A: CALL ONPU JR C,MLD1 CALL RYTHM JR C,MLD5 CALL MLDST LD B,C JR MLD1 MLD2: LD A,003H MLD2A: LD (OCTV),A INC DE JR MLD1 MLD3: LD A,001H JR MLD2A MLD4: CALL RYTHM MLD5: PUSH AF CALL MLDSP POP AF JP RET3 ONPU: PUSH BC LD B,008H LD A,(DE) ONP1A: CP (HL) JR Z,ONP2 INC HL INC HL INC HL DJNZ ONP1A SCF INC DE POP BC RET ONP2: INC HL PUSH DE LD E,(HL) INC HL LD D,(HL) EX DE,HL LD A,H OR A JR Z,ONP2B LD A,(OCTV) ONP2A: DEC A JR Z,ONP2B ADD HL,HL JR ONP2A ONP2B: LD (RATIO),HL LD HL,OCTV LD (HL),002H DEC HL POP DE INC DE LD A,(DE) LD B,A AND 0F0H CP 030H JR Z,ONP2C LD A,(HL) JR ONP2D ONP2C: INC DE LD A,B AND 00FH LD (HL),A ONP2D: LD HL,OPTBL ADD A,L LD L,A LD C,(HL) LD A,(TEMPW) LD B,A XOR A JP L09AB MTBL: DB 043H DB 077H DB 007H DB 044H DB 0A7H DB 006H DB 045H DB 0EDH DB 005H DB 046H DB 098H DB 005H DB 047H DB 0FCH DB 004H DB 041H DB 071H DB 004H DB 042H DB 0F5H DB 003H DB 052H DB 000H DB 000H M?TBL: DB 043H DB 00CH DB 007H DB 044H DB 047H DB 006H DB 045H DB 098H DB 005H DB 046H DB 048H DB 005H DB 047H DB 0B4H DB 004H DB 041H DB 031H DB 004H DB 042H DB 0BBH DB 003H DB 052H DB 000H DB 000H OPTBL: DB 001H DB 002H DB 003H DB 004H DB 006H DB 008H DB 00CH DB 010H DB 018H DB 020H ?SAVE: LD HL,FLSDT LD (HL),0EFH LD A,(KANAF) OR A JR Z,L0270 LD (HL),0FFH L0270: LD A,(HL) PUSH AF CALL ?PONT LD A,(HL) LD (FLASH),A POP AF LD (HL),A XOR A LD HL,KEYPA LD (HL),A CPL LD (HL),A RET MGP.I: PUSH AF PUSH HL LD HL,MGPNT LD A,(HL) INC A CP 033H JR NZ,L028F XOR A L028F: PUSH HL LD L,A LD A,(SPAGE) OR A LD A,L POP HL JR NZ,L029A LD (HL),A L029A: POP HL POP AF RET MGP.D: PUSH AF PUSH HL LD HL,MGPNT LD A,(HL) DEC A JP P,L028F LD A,032H JR L028F MLDST: LD HL,(RATIO) LD A,H OR A JR Z,MLDSP PUSH DE EX DE,HL LD HL,CONT0 LD (HL),E LD (HL),D LD A,001H POP DE JR L02C4 MLDSP: LD A,034H LD (CONTF),A XOR A L02C4: LD (SUNDG),A RET RYTHM: LD HL,KEYPA LD (HL),0F0H INC HL LD A,(HL) AND 081H JR NZ,L02D5 SCF RET L02D5: LD A,(SUNDG) RRCA JR C,L02D5 L02DB: LD A,(SUNDG) RRCA JR NC,L02DB DJNZ L02D5 XOR A RET ?BEL: PUSH DE LD DE,?BELD ;00DB1H RST 030H POP DE RET ?TEMP: PUSH AF PUSH BC AND 00FH LD B,A LD A,008H SUB B LD (TEMPW),A POP BC POP AF RET ?TMST: DI PUSH BC PUSH DE PUSH HL LD (AMPM),A LD A,0F0H LD (TIMFG),A LD HL,0A8C0H XOR A SBC HL,DE PUSH HL INC HL EX DE,HL LD HL,CONTF LD (HL),074H LD (HL),0B0H DEC HL LD (HL),E LD (HL),D DEC HL LD (HL),00AH LD (HL),000H INC HL INC HL LD (HL),080H DEC HL L0323: LD C,(HL) LD A,(HL) CP D JR NZ,L0323 LD A,C CP E JR NZ,L0323 DEC HL NOP NOP NOP LD (HL),00CH LD (HL),07BH INC HL POP DE L0336: LD C,(HL) LD A,(HL) CP D JR NZ,L0336 LD A,C CP E JR NZ,L0336 POP HL POP DE POP BC EI RET ?TMRD: PUSH HL LD HL,CONTF LD (HL),080H DEC HL DI LD E,(HL) LD D,(HL) EI LD A,E OR D JR Z,?TMR1 XOR A LD HL,0A8C0H SBC HL,DE JR C,?TMR2 EX DE,HL LD A,(AMPM) POP HL RET ?TMR1: LD DE,0A8C0H ?TMR1A: LD A,(AMPM) XOR 001H POP HL RET ?TMR2: DI LD HL,CONT2 LD A,(HL) CPL LD E,A LD A,(HL) CPL LD D,A EI INC DE JR ?TMR1A TIMIN: PUSH AF PUSH BC PUSH DE PUSH HL LD HL,AMPM LD A,(HL) XOR 001H LD (HL),A LD HL,CONTF LD (HL),080H DEC HL PUSH HL LD E,(HL) LD D,(HL) LD HL,0A8C0H ADD HL,DE DEC HL DEC HL EX DE,HL POP HL LD (HL),E LD (HL),D POP HL POP DE POP BC POP AF EI RET .DSP03: IF KUMA = 1 LD A,(SPAGE) OR A LD A,027H RET Z ADD A,A INC A RET L03A7: PUSH BC CALL .DSP03 LD B,A LD A,L CP B POP BC RET L03B0: CALL .DSP03 LD L,A XOR A DEC H RET ELSE EX DE,HL LD (HL),001H INC HL LD (HL),000H JP CURSR .MANG2: LD A,(DSPXY + 1) ADD A,L LD L,A LD A,(HL) INC HL RL (HL) OR (HL) RR (HL) RRCA EX DE,HL LD HL,(DSPXY) ENDIF RET LD C,H POP AF PRTHL: LD A,H CALL PRTHX LD A,L JR PRTHX LD B,E LD B,E PRTHX: PUSH AF RRCA RRCA RRCA RRCA CALL ASC CALL PRNT POP AF CALL ASC JP PRNT L03D5: POP DE POP HL POP BC POP AF RET ASC: AND 00FH CP 00AH JR C,NOADD ADD A,007H NOADD: ADD A,030H RET HEXJ: CP 030H RET C CP 03AH JR C,HEX1 SUB 007H CP 040H JR NC,HEX2 HEX1: AND 00FH RET HEX2: SCF RET ; Unused memory. LD C,B LD C,H HEX: JR HEXJ HOME: LD HL,(DSPXY) LD A,(MGPNT) SUB H JR NC,HOM1 ADD A,032H HOM1: LD (MGPNT),A HOM0: LD HL,00000H JP CURS3 ; Unused memory. INC L HLHEX: PUSH DE CALL L041F JR C,L041D LD H,A CALL L041F JR C,L041D LD L,A L041D: POP DE RET L041F: PUSH BC LD A,(DE) INC DE CALL HEX JR C,L0434 RRCA RRCA RRCA RRCA LD C,A LD A,(DE) INC DE CALL HEX JR C,L0434 OR C L0434: POP BC RET ?WRI: DI PUSH DE PUSH BC PUSH HL LD D,0D7H LD E,0CCH LD HL,STACK LD BC,00080H L0444: CALL L071A CALL MOTOR JR C,L0464 LD A,E CP 0CCH JR NZ,L045E CALL NL PUSH DE LD DE,MSG?7 ; Writing Message RST 018H LD DE,NAME RST 018H POP DE L045E: CALL L077A CALL L0485 L0464: JP L0552 ; Writing MSG?7: DB 057H, 09DH, 0A6H, 096H, 0A6H DB 0B0H, 097H, 020H, 00DH ?WRD: DI PUSH DE PUSH BC PUSH HL LD D,0D7H LD E,053H LD BC,(SIZE) LD HL,(DTADR) LD A,B OR C JR Z,L04CB JR L0444 L0485: PUSH DE PUSH BC PUSH HL LD D,002H LD A,0F0H LD (KEYPA),A L048F: LD A,(HL) CALL L0767 LD A,(KEYPB) AND 081H JP NZ,L049E SCF JR L04CB L049E: INC HL DEC BC LD A,B OR C JP NZ,L048F LD HL,(SUMDT) LD A,H CALL L0767 LD A,L CALL L0767 CALL L0D57 DEC D JP NZ,L04BB OR A JP L04CB L04BB: LD B,000H L04BD: CALL L0D3E DEC B JP NZ,L04BD POP HL POP BC PUSH BC PUSH HL JP L048F L04CB: POP HL POP BC POP DE RET ?RDI: DI PUSH DE PUSH BC PUSH HL LD D,0D2H LD E,0CCH LD BC,00080H LD HL,STACK L04DD: CALL MOTOR JP C,L0570 CALL TMARK JP C,L0570 CALL L0505 JP L0552 ?RDD: DI PUSH DE PUSH BC PUSH HL LD D,0D2H LD E,053H LD BC,(SIZE) LD HL,(DTADR) LD A,B OR C JP Z,L0552 JR L04DD L0505: PUSH DE PUSH BC PUSH HL LD H,002H L050A: LD BC,KEYPB LD DE,KEYPC L0510: CALL EDGE JP C,L0570 CALL DLY3 LD A,(DE) AND 020H JP Z,L0510 LD D,H LD HL,00000H LD (SUMDT),HL POP HL POP BC PUSH BC PUSH HL L052A: CALL RBYTE JP C,L0570 LD (HL),A INC HL DEC BC LD A,B OR C JP NZ,L052A LD HL,(SUMDT) CALL RBYTE JP C,L0570 LD E,A CALL RBYTE JP C,L0570 CP L JP NZ,L0563 LD A,E CP H JP NZ,L0563 L0551: XOR A L0552: POP HL POP BC POP DE CALL MSTOP PUSH AF LD A,(TIMFG) CP 0F0H JR NZ,L0561 EI L0561: POP AF RET L0563: DEC D JR Z,L056C LD H,D CALL GAPCK JR L050A L056C: LD A,001H JR L0572 L0570: LD A,002H L0572: SCF JR L0552 ?VRFY: DI PUSH DE PUSH BC PUSH HL LD BC,(SIZE) LD HL,(DTADR) LD D,0D2H LD E,053H LD A,B OR C JR Z,L0552 CALL L071A CALL MOTOR JR C,L0570 CALL TMARK JP C,L0570 CALL TVRFY JR L0552 TVRFY: PUSH DE PUSH BC PUSH HL LD H,002H TVF1: LD BC,KEYPB LD DE,KEYPC TVF2: CALL EDGE JP C,L0570 CALL DLY3 LD A,(DE) AND 020H JP Z,TVF2 LD D,H POP HL POP BC PUSH BC PUSH HL TVF3: CALL RBYTE JP C,L0570 CP (HL) JP NZ,L056C INC HL DEC BC LD A,B OR C JP NZ,TVF3 LD HL,(CSMDT) CALL RBYTE CP H JR NZ,L056C CALL RBYTE CP L JR NZ,L056C DEC D JP Z,L0551 LD H,D JR TVF1 ; PRINT '00' GETLD: LD DE,DBLZERO RST 018H JP AUTO2 ; ROLL UP ROLUP: LD HL,PBIAS LD A,(ROLEND) CP (HL) JP Z,?RSTR JP ROLU1 ?LOAD: PUSH AF LD A,(FLASH) CALL ?PONT LD (HL),A POP AF RET ; Unused memory XOR E LD C,A EDGE: LD A,0F0H LD (KEYPA),A NOP EDG1: LD A,(BC) AND 081H JP NZ,EDG1A SCF RET EDG1A: LD A,(DE) AND 020H JP NZ,EDG1 EDG2: LD A,(BC) AND 081H JP NZ,EDG3 SCF RET EDG3: LD A,(DE) AND 020H JP Z,EDG2 RET RBYTE: PUSH BC PUSH DE PUSH HL LD HL,00800H LD BC,KEYPB LD DE,KEYPC RBY1: CALL EDGE JP C,RBY3 CALL DLY3 LD A,(DE) AND 020H JP Z,RBY2 PUSH HL LD HL,(SUMDT) INC HL LD (SUMDT),HL POP HL SCF RBY2: LD A,L RLA LD L,A DEC H JP NZ,RBY1 CALL EDGE LD A,L RBY3: POP HL POP DE POP BC RET TMARK: CALL GAPCK PUSH BC PUSH DE PUSH HL LD HL,02828H ; 40 short and 40 long gap pulses LD A,E CP 0CCH JP Z,TM0 LD HL,01414H ; 20 short and 20 long tape mark pulses TM0: LD (TMCNT),HL LD BC,KEYPB LD DE,KEYPC TM1: LD HL,(TMCNT) TM2: CALL EDGE JP C,RET3 CALL DLY3 LD A,(DE) AND 020H JP Z,TM1 DEC H JP NZ,TM2 TM3: CALL EDGE JP C,RET3 CALL DLY3 LD A,(DE) AND 020H JP NZ,TM1 DEC L JP NZ,TM3 CALL EDGE RET3: TM4: POP HL POP DE POP BC RET MOTOR: PUSH BC PUSH DE PUSH HL LD B,00AH MOT1: LD A,(KEYPC) AND 010H JR Z,MOT4 MOT2: LD B,0A6H L06B1: CALL DLY12 DJNZ L06B1 XOR A MOT7: JR RET3 MOT4: LD A,006H LD HL,KEYPF LD (HL),A INC A LD (HL),A DJNZ MOT1 CALL NL LD A,D CP 0D7H JR Z,MOT8 LD DE,00D9EH JR MOT9 MOT8: LD DE,MSG_3 ; RECORD message. RST 018H LD DE,00DA0H MOT9: RST 018H MOT5: LD A,(KEYPC) AND 010H JR NZ,MOT2 CALL ?BRK JR NZ,MOT5 SCF JR MOT7 L06E7: LD B,0C9H LD A,(KANAF) OR A JR NZ,L06F0 INC B L06F0: LD A,B JP ?KY1 ; PRESS RECORD message. MSG_3: DB 07FH, 020H DB 052H, 045H, 043H, 04FH, 052H DB 044H, 02EH, 00DH ; Padding not used DB 034H DB 044H MSTOP: PUSH AF PUSH BC PUSH DE LD B,00AH L0705: LD A,(KEYPC) AND 010H JR Z,L0717 LD A,006H LD (KEYPF),A INC A LD (KEYPF),A DJNZ L0705 L0717: JP ?RSTR1 L071A: PUSH BC PUSH DE PUSH HL LD DE,00000H L0720: LD A,B OR C JR NZ,L072F EX DE,HL LD (SUMDT),HL LD (CSMDT),HL POP HL POP DE POP BC RET L072F: LD A,(HL) PUSH BC LD B,008H L0733: RLCA JR NC,L0737 INC DE L0737: DJNZ L0733 POP BC INC HL DEC BC JR L0720 L073E: RLCA RLCA RLCA LD C,A LD A,E L0743: DEC H RRCA JR NC,L0743 LD A,H ADD A,C LD C,A JP SWEP01 ?MODE: LD HL,KEYPF LD (HL),08AH LD (HL),007H IF KUMA = 1 LD (HL),004H ELSE LD (HL),005H ENDIF LD (HL),001H RET L0759: LD A,00EH L075B: DEC A JP NZ,L075B RET L0760: LD A,00DH L0762: DEC A JP NZ,L0762 RET L0767: PUSH BC LD B,008H CALL L0D57 L076D: RLCA CALL C,L0D57 CALL NC,L0D3E DEC B JP NZ,L076D POP BC RET L077A: PUSH BC PUSH DE LD A,E LD BC,055F0H LD DE,02828H CP 0CCH JP Z,L078E LD BC,02AF8H LD DE,01414H L078E: CALL L0D3E DEC BC LD A,B OR C JR NZ,L078E L0796: CALL L0D57 DEC D JR NZ,L0796 L079C: CALL L0D3E DEC E JR NZ,L079C CALL L0D57 POP DE POP BC RET ?GETL: PUSH AF PUSH BC PUSH HL PUSH DE GETL0: CALL ?SAVE GETL0A: CALL ?KEY CP 0CBH JR Z,GETL0A GETL0B: CALL ?KEY CALL ?FLAS JR Z,GETL0B GETL0C: PUSH AF XOR A LD (STRGF),A POP AF AUTO3: LD B,A GETL0D: CALL ?LOAD LD A,(SWRK) OR A CALL Z,?BEL LD A,B CP 0E7H JP Z,GETLD CP 0E6H JR Z,CHGPK CP 0EEH JR Z,CHGPA CP 0E5H JR Z,DMT CP 0E0H JP Z,LOCK JR NC,GETL0B AND 0F0H CP 0C0H JR NZ,GETL2 LD A,B CP 0CDH JR Z,GETL3 CP 0CBH JP Z,GETLC CP 0C7H JR NC,GETL5 LD A,(KANAF) OR A LD A,B JR Z,GETL5 GETL2: LD A,B CALL ?DSP AUTO2: CALL ?SAVE LD A,(STRGF) OR A JR NZ,AUTO5 AUTOL: LD E,014H AUTOL1: CALL ?KEY JR NZ,AUTO3 CALL AUTCK GETL1: JR C,GETL0B DEC E JR NZ,AUTOL1 LD A,001H LD (STRGF),A AUTO5: CALL DLY12 CALL DLY12 CALL ?KEY CALL ?FLAS JR NZ,GETL0C CALL AUTCK JR C,GETL1 JR GETL0D GETL5: CALL ?DPCT JR AUTO2 CHGPA: XOR A IF MODE80C = 1 JR CHGPK ELSE JR CHGPK1 ENDIF CHGPK: LD A,0FFH CHGPK1: IF KUMA = 1 CALL .CR1 ELSE LD (SPAGE),A ENDIF LD A,0C6H CALL ?DPCT CHGP1: JP GETL0 GETLC: POP HL PUSH HL LD (HL),01BH INC HL LD (HL),00DH JR GETLR DMT: LD B,05AH JR GETL2 GETL3: CALL .MANG LD B,COLW ; PDS was 028H JR NC,GETLA DEC H GETLB: LD B,COLW*2 ; 050H GETL6: LD L,000H CALL ?PNT1 POP DE PUSH DE GETL6A: LD A,(HL) CALL ?DACN LD (DE),A INC HL RES 3,H INC DE DJNZ GETL6A EX DE,HL GETL6B: LD (HL),00DH DEC HL LD A,(HL) CP 020H JR Z,GETL6B GETLR: CALL ?LTNL JP L03D5 GETLA: RRCA JR NC,GETL6 JR GETLB LOCK: LD HL,SFTLK LD A,(HL) CPL LD (HL),A JR CHGP1 ?MSG: PUSH AF PUSH BC PUSH DE MSG1: LD A,(DE) CP 00DH JR Z,MSGX2 CALL ?PRNT INC DE JR MSG1 ?MSGX: PUSH AF PUSH BC PUSH DE MSGX1: LD A,(DE) CP 00DH MSGX2: JP Z,?RSTR1 CALL ?ADCN CALL PRNT3 INC DE JR MSGX1 ?GET: PUSH BC PUSH HL LD B,009H LD HL,SWPW + 1 CALL ?CLRFF POP HL POP BC CALL ?KEY SUB 0F0H RET Z ADD A,0F0H JP ?DACN ?KEY: PUSH BC PUSH DE PUSH HL CALL ?SWEP LD A,B RLCA JR C,?KY2 LD A,0F0H ?KY1: LD E,A CALL AUTCK LD A,(KDATW) OR A JR Z,?KY11 CALL DLY12 CALL ?SWEP LD A,B RLCA JR C,?KY2 ?KY11: LD A,E CP 0F0H JR NZ,?KY9 ?KY10: JP RET3 ?KY2: RLCA RLCA RLCA JP C,L06E7 RLCA JP C,_BRK LD H,000H LD L,C LD A,C CP 038H JR NC,?KY6 LD A,(KANAF) OR A LD A,B RLCA JR NZ,?KY4 LD B,A LD A,(SFTLK) OR A LD A,B JR Z,L0917 RLA CCF RRA L0917: RLA RLA JR NC,?KY3 L091B: LD DE,KTBLC ?KY5: ADD HL,DE LD A,(HL) JR ?KY1 ?KY3: RRA JR NC,?KY6 LD DE,KTBLS JR ?KY5 ?KY6: LD DE,KTBL ; 00BEAH JR ?KY5 ?KY4: RLCA JR C,?KY7 RLCA JR C,L091B LD DE,KTBLG JR ?KY5 ?KY7: LD DE,KTBLGS JR ?KY5 ?KY9: CALL AUTCK INC A LD A,E JR ?KY10 ?PRT: LD A,C CALL ?ADCN LD C,A AND 0F0H CP 0F0H RET Z CP 0C0H LD A,C JR NZ,PRNT3 PRNT5: CALL ?DPCT CP 0C3H JR Z,PRNT4 CP 0C5H JR Z,PRNT2 CP 0CDH ; CR JR Z,PRNT2 CP 0C6H RET NZ PRNT2: XOR A PRNT2A: LD (DPRNT),A RET PRNT3: CALL ?DSP PRNT4: LD A,(DPRNT) INC A CP COLW*2 ; 050H JR C,PRNT4A SUB COLW*2 ; 050H PRNT4A: JR PRNT2A ?NL: LD A,(DPRNT) OR A RET Z ?LTNL: LD A,0CDH JR PRNT5 ?PRTT: CALL PRNTS LD A,(DPRNT) OR A RET Z L098C: SUB 00AH JR C,?PRTT JR NZ,L098C RET ?PRTS: LD A,020H ?PRNT: CP 00DH JR Z,?LTNL PUSH BC LD C,A LD B,A CALL ?PRT LD A,B POP BC RET DLY3: NEG NEG LD A,02AH JP L0762 L09AB: ADD A,C DJNZ L09AB POP BC LD C,A XOR A RET DB 010H ??KEY: PUSH BC PUSH DE PUSH HL CALL ?SAVE L09B9: CALL ?KEY CALL ?FLAS JR Z,L09B9 CALL ?LOAD JP RET3 L09C7: PUSH DE PUSH HL LD HL,PBIAS XOR A RLD LD D,A LD E,(HL) RRD XOR A RR D RR E LD HL,SCRN ADD HL,DE LD (PAGETP),HL POP HL POP DE RET L09E2: XOR A CLR8: LD BC,00800H PUSH DE LD D,A L09E8: LD (HL),D INC HL DEC BC LD A,B OR C JR NZ,L09E8 POP DE RET AUTCK: LD HL,KDATW LD A,(HL) INC HL LD D,(HL) LD (HL),A SUB D RET NC INC (HL) RET DBLZERO:DB 030H DB 030H DB 00DH ?FLAS: PUSH AF PUSH HL LD A,(KEYPC) RLCA RLCA JR C,FLAS1 LD A,(FLSDT) FLAS2: CALL ?PONT LD (HL),A FLAS3: POP HL POP AF RET FLAS1: LD A,(FLASH) JR FLAS2 REV: LD HL,REVFLG LD A,(HL) OR A CPL LD (HL),A JR Z,REV1 LD A,(INVDSP) JR REV2 REV1: LD A,(NRMDSP) REV2: JP ?RSTR .MANG: LD HL,MANG LD A,(SPAGE) OR A IF KUMA = 1 JR NZ,.MANG1 ; (+018H) NOP ELSE JP NZ,.MANG2 ENDIF LD A,(MGPNT) .MANG3: SUB 008H INC HL JR NC,.MANG3 ADD A,008H LD C,(HL) DEC HL LD B,A INC B PUSH BC LD A,(HL) .MANG4: RR C RRA DJNZ .MANG4 POP BC EX DE,HL .MANG1: LD HL,(DSPXY) RET ?SWEP: PUSH DE PUSH HL XOR A LD (KDATW),A LD B,0FAH LD D,A CALL ?BRK JR NZ,SWEP6 LD D,088H JR SWEP9 SWEP6: LD HL,SWPW PUSH HL JR NC,SWEP11 LD D,A AND 060H JR NZ,SWEP11 LD A,D XOR (HL) BIT 4,A LD (HL),D JR Z,SWEP0 SWEP01: SET 7,D SWEP0: DEC B POP HL INC HL LD A,B LD (KEYPA),A CP 0F0H JR NZ,SWEP3 LD A,(HL) CP 003H JR C,SWEP9 LD (HL),000H RES 7,D SWEP9: LD B,D POP HL POP DE RET SWEP11: LD (HL),000H JR SWEP0 SWEP3: LD A,(KEYPB) LD E,A CPL AND (HL) LD (HL),E PUSH HL LD HL,KDATW PUSH BC LD B,008H SWEP8: RLC E JR C,SWEP7 INC (HL) SWEP7: DJNZ SWEP8 POP BC OR A JR Z,SWEP0 LD E,A SWEP2: LD H,008H LD A,B DEC A AND 00FH JP L073E ; ASCII TO DISPLAY CODE TABLE ATBL: DB 0CCH DB 0E0H DB 0F2H DB 0F3H DB 0CEH DB 0CFH DB 0F6H DB 0F7H DB 0F8H DB 0F9H DB 0FAH DB 0FBH DB 0FCH DB 0FDH DB 0FEH DB 0FFH DB 0E1H DB 0C1H DB 0C2H DB 0C3H DB 0C4H DB 0C5H DB 0C6H DB 0E2H DB 0E3H DB 0E4H DB 0E5H DB 0E6H DB 0EBH DB 0EEH DB 0EFH DB 0F4H DB 000H ; 32 space DB 061H ; 33 a DB 062H DB 063H DB 064H DB 065H DB 066H DB 067H DB 068H DB 069H DB 06BH DB 06AH DB 02FH DB 02AH DB 02EH DB 02DH DB 020H DB 021H DB 022H DB 023H DB 024H DB 025H DB 026H DB 027H DB 028H DB 029H DB 04FH DB 02CH DB 051H DB 02BH DB 057H DB 049H DB 055H DB 001H DB 002H DB 003H DB 004H DB 005H DB 006H DB 007H DB 008H DB 009H DB 00AH DB 00BH DB 00CH DB 00DH DB 00EH DB 00FH DB 010H DB 011H DB 012H DB 013H DB 014H DB 015H DB 016H DB 017H DB 018H DB 019H DB 01AH DB 052H DB 059H DB 054H DB 050H DB 045H DB 0C7H DB 0C8H DB 0C9H DB 0CAH DB 0CBH DB 0CCH DB 0CDH DB 0CEH DB 0CFH DB 0DFH DB 0E7H DB 0E8H DB 0E9H DB 0EAH DB 0ECH DB 0EDH DB 0D0H DB 0D1H DB 0D2H DB 0D3H DB 0D4H DB 0D5H DB 0D6H DB 0D7H DB 0D8H DB 0D9H DB 0DAH DB 0DBH DB 0DCH DB 0DDH DB 0DEH DB 0C0H DB 040H DB 0BDH DB 09DH DB 0B1H DB 0B5H DB 0B9H DB 0B4H DB 09EH DB 0B2H DB 0B6H DB 0BAH DB 0BEH DB 09FH DB 0B3H DB 0B7H DB 0BBH DB 0BFH DB 0A3H DB 085H DB 0A4H DB 0A5H DB 0A6H DB 094H DB 087H DB 088H DB 09CH DB 082H DB 098H DB 084H DB 092H DB 090H DB 083H DB 091H DB 081H DB 09AH DB 097H DB 093H DB 095H DB 089H DB 0A1H DB 0AFH DB 08BH DB 086H DB 096H DB 0A2H DB 0ABH DB 0AAH DB 08AH DB 08EH DB 0B0H DB 0ADH DB 08DH DB 0A7H DB 0A8H DB 0A9H DB 08FH DB 08CH DB 0AEH DB 0ACH DB 09BH DB 0A0H DB 099H DB 0BCH DB 0B8H DB 080H DB 03BH DB 03AH DB 070H DB 03CH DB 071H DB 05AH DB 03DH DB 043H DB 056H DB 03FH DB 01EH DB 04AH DB 01CH DB 05DH DB 03EH DB 05CH DB 01FH DB 05FH DB 05EH DB 037H DB 07BH DB 07FH DB 036H DB 07AH DB 07EH DB 033H DB 04BH DB 04CH DB 01DH DB 06CH DB 05BH DB 078H DB 041H DB 035H DB 034H DB 074H DB 030H DB 038H DB 075H DB 039H DB 04DH DB 06FH DB 06EH DB 032H DB 077H DB 076H DB 072H DB 073H DB 047H DB 07CH DB 053H DB 031H DB 04EH DB 06DH DB 048H DB 046H DB 07DH DB 044H DB 01BH DB 058H DB 079H DB 042H DB 060H DB 0FDH DB 0CBH DB 000H DB 01EH ?ADCN: PUSH BC PUSH HL LD HL,ATBL ;00AB5H LD C,A LD B,000H ADD HL,BC LD A,(HL) JR DACN3 _BRK: LD A,0CBH OR A JP ?KY10 ; Unused memory. DB 029H DB 0F4H DB 0DDH ?DACN: PUSH BC PUSH HL PUSH DE LD HL,ATBL LD D,H LD E,L LD BC,00100H CPIR JR Z,DACN1 LD A,0F0H DACN2: POP DE DACN3: POP HL POP BC RET DACN1: OR A DEC HL SBC HL,DE LD A,L JR DACN2 KTBL: ;S0 00 - 07 ; DB 022H ; 2 DB 021H ; 1 DB 017H ; W DB 011H ; Q DB 001H ; A DB 0C7H ; DEL DB 000H ; NULL DB 01AH ; Z ;S1 08 - 0F ; DB 024H ; 4 DB 023H ; 3 DB 012H ; R DB 005H ; E DB 004H ; D DB 013H ; S DB 018H ; X DB 003H ; C ;S2 10 - 17 ; DB 026H ; 6 DB 025H ; 5 DB 019H ; Y DB 014H ; T DB 007H ; G DB 006H ; F DB 016H ; V DB 002H ; B ;S3 18 - 1F ; DB 028H ; 8 DB 027H ; 7 DB 009H ; I DB 015H ; U DB 00AH ; J DB 008H ; H DB 00EH ; N DB 000H ; SPACE ;S4 20 - 27 ; DB 020H ; 0 DB 029H ; 9 DB 010H ; P DB 00FH ; O DB 00CH ; L DB 00BH ; K DB 02FH ; , DB 00DH ; M ;S5 28 - 2F ; DB 0BEH ; ^ DB 02AH ; - DB 052H ; [ DB 055H ; @ DB 04FH ; : DB 02CH ; ; DB 02DH ; / DB 02EH ; . ;S6 30 - 37 ; DB 0C5H ; HOME DB 059H ; \ DB 0C3H ; CURSOR RIGHT DB 0C2H ; CURSOR UP DB 0CDH ; CR DB 054H ; ] DB 000H ; NULL DB 049H ; ? ;S7 38 - 3F ; DB 028H ; 8 DB 027H ; 7 DB 025H ; 5 DB 024H ; 4 DB 022H ; 2 DB 021H ; 1 DB 0E7H ; 00 DB 020H ; 0 ; S8 ; DB 06AH ; * DB 029H ; 9 DB 02AH ; - DB 026H ; 6 DB 000H ; NULL DB 023H ; 3 DB 000H ; NULL DB 02EH ; , KTBLS: ;S0 00 - 07 ; DB 062H ; " DB 061H ; ! DB 097H ; w DB 091H ; q DB 081H ; a DB 0C8H ; INSERT DB 000H ; NULL DB 09AH ; z ;S1 08 - 0F ; DB 064H ; $ DB 063H ; # DB 092H ; r DB 085H ; e DB 084H ; d DB 093H ; s DB 098H ; x DB 083H ; c ;S2 10 - 17 ; DB 066H ; & DB 065H ; % DB 099H ; y DB 094H ; t DB 087H ; g DB 086H ; f DB 096H ; v DB 082H ; b ;S3 18 - 1F ; DB 068H ; ( DB 067H ; ' DB 089H ; i DB 095H ; u DB 08AH ; j DB 088H ; h DB 08EH ; n DB 000H ; SPACE ;S4 20 - 27 ; DB 0BFH ; _ DB 069H ; ) DB 090H ; p DB 08FH ; o DB 08CH ; l DB 08BH ; k DB 051H ; < DB 08DH ; m ;S5 28 - 2F ; DB 0A5H ; ~ DB 02BH ; = DB 0BCH ; ( DB 0A4H ; ' DB 06BH ; # DB 06AH ; + DB 045H ; <- DB 057H ; > ;S6 30 - 37 ; DB 0C6H ; CLR DB 080H ; | DB 0C4H ; CURSOR LEFT DB 0C1H ; CURSOR DOWN DB 0CDH ; CR DB 040H ; ) DB 000H ; NULL DB 050H ; UP^ ; KTBLG: ;S0 00 - 07 ; DB 03EH ; #2 DB 037H ; #1 DB 038H ; #W DB 03CH ; #Q DB 053H ; #A DB 0C7H ; #DEL DB 000H ; #NULL DB 076H ; #Z ;S1 08 - 0F ; DB 07BH ; #4 DB 07FH ; #3 DB 030H ; #R DB 034H ; #E DB 047H ; #D DB 044H ; #S DB 06DH ; #X DB 0DEH ; #C ;S2 10 - 17 ; DB 05EH ; #6 DB 03AH ; #5 DB 075H ; #Y DB 071H ; #T DB 04BH ; #G DB 04AH ; #F DB 0DAH ; #V DB 06FH ; #B ;S3 18 - 1F ; DB 0BDH ; #8 DB 01FH ; #7 DB 07DH ; #I DB 079H ; #U DB 05CH ; #J DB 072H ; #H DB 032H ; #N DB 000H ; SPACE ;S4 20 - 27 ; DB 09CH ; #0 DB 0A1H ; #9 DB 0D6H ; #P DB 0B0H ; #O DB 0B4H ; #L DB 05BH ; #K DB 060H ; #, DB 01CH ; #M ;S5 28 - 2F ; DB 09EH ; #^ DB 0D2H ; #- DB 0D8H ; #[ DB 0B2H ; #@ DB 0B6H ; ##: DB 042H ; #; DB 0DBH ; #/ DB 0B8H ; #. ;S6 30 - 37 ; DB 0C5H ; HOME DB 0D4H ; #\ DB 0C3H ; CURSOR RIGHT DB 0C2H ; CURSOR UP DB 0CDH ; CR DB 04EH ; #J DB 000H ; NULL DB 0BAH ; #? ; KTBLGS: ;S0 00 - 07 ; DB 036H ; ?2 DB 03FH ; ?1 DB 078H ; ?W DB 07CH ; ?Q DB 046H ; ?A DB 0C8H ; INST DB 000H ; NULL DB 077H ; ?Z ;S1 08 - 0F ; DB 03BH ; ?4 DB 07EH ; ?3 DB 070H ; ?R DB 074H ; ?E DB 048H ; ?D DB 041H ; ?S DB 0DDH ; ?X DB 0D9H ; C ;S2 10 - 17 ; DB 01EH ; ?6 DB 07AH ; ?5 DB 035H ; ?Y DB 031H ; ?T DB 04CH ; ?G DB 043H ; ?F DB 0A6H ; ?V DB 06EH ; ?B ;S3 18 - 1F ; DB 0A2H ; ?8 DB 05FH ; ?7 DB 03DH ; ?I DB 039H ; ?U DB 05DH ; ?J DB 073H ; ?H DB 033H ; ?N DB 000H ; SPACE ;S4 20 - 27 ; DB 09DH ; ?0 DB 0A3H ; ?9 DB 0B1H ; ?P DB 0D5H ; ?O DB 056H ; ?L DB 06CH ; ?K DB 0D0H ; ?, DB 01DH ; ?M ;S5 28 - 2F ; DB 09FH ; ?^ DB 0D1H ; ?- DB 0B3H ; ?[ DB 0D7H ; ?@ DB 04DH ; ?: DB 0B5H ; ?; DB 01BH ; ?/ DB 0B9H ; ?. ;S6 30 - 37 ; DB 0C6H ; CLR DB 0D3H ; ?\ DB 0C4H ; CURSOR RIGHT DB 0C1H ; CURSOR UP DB 0CDH ; CR DB 0B7H ; ?J DB 000H ; NULL DB 0BBH ; ?? ; KTBLC: ;S0 00 - 07 ; DB 0F0H ; CODE 80H=NOT KEY DB 0F0H ; DB 0E2H ; CTRL + W DB 0C1H ; CTRL + Q DB 0E0H ; CTRL + A SHIFT LOCK DB 0F0H ; DB 000H ; DB 0E5H ; CTRL + Z ;S1 08 - 0F ; DB 0F0H ; DB 0F0H ; DB 0C2H ; CTRL + R DB 0CFH ; CTRL + E ROLL DOWN DB 0CEH ; CTRL + D ROLL UP DB 0C3H ; CTRL + S DB 0E3H ; CTRL + X DB 0F3H ; CTRL + C ;S2 10 - 17 ; DB 0F0H ; DB 0F0H ; DB 0E4H ; CTRL + Y DB 0C4H ; CTRL + T DB 0F7H ; CTRL + G DB 0F6H ; CTRL + F DB 0C6H ; CTRL + V CLR DB 0F2H ; CTRL + B ;S3 18 - 1F ; DB 0F0H ; DB 0F0H ; DB 0F9H ; CTRL + I DB 0C5H ; CTRL + U HOME DB 0FAH ; CTRL + J DB 0F8H ; CTRL + H DB 0FEH ; CTRL + N DB 0F0H ; ;S4 20 - 27 ; DB 0F0H ; DB 0F0H ; DB 0E1H ; CTRL + P DB 0FFH ; CTRL + O DB 0FCH ; CTRL + L DB 0FBH ; CTRL + K DB 0F0H ; DB 0FDH ; CTRL + M ;S5 28 - 2F ; DB 0EFH ; CTRL + ^ DB 0F4H ; CTRL + - DB 0E6H ; CTRL + [ DB 0CCH ; CTRL + @ REVERSE DB 0F0H ; DB 0F0H ; DB 0F0H ; DB 0F0H ; ;S6 30 - 37 ; DB 0F0H ; DB 0EBH ; CTRL + \ DB 0F0H ; DB 0F0H ; DB 0F0H ; DB 0EEH ; CTRL + ] DB 0F0H ; ?BRK: LD A,0F0H LD (KEYPA),A NOP LD A,(KEYPB) OR A RLA JR NC,L0D37 RRA RRA JR NC,L0D27 RRA JR NC,L0D2B CCF RET L0D27: LD A,040H SCF RET L0D2B: LD A,(KDATW) LD A,001H LD (KDATW),A LD A,010H SCF RET L0D37: AND 002H RET Z LD A,020H SCF RET L0D3E: PUSH AF LD A,003H LD (KEYPF),A CALL L0759 CALL L0759 LD A,002H LD (KEYPF),A CALL L0759 CALL L0759 POP AF RET L0D57: PUSH AF LD A,003H LD (KEYPF),A CALL L0759 CALL L0759 CALL L0759 CALL L0759 LD A,002H LD (KEYPF),A CALL L0759 CALL L0759 CALL L0759 CALL L0760 POP AF RET ?DSPA: CP 008H JR Z,L0D90 L0D80: RRC (HL) DJNZ L0D80 SET 0,(HL) RES 1,(HL) LD B,A L0D89: RLC (HL) DJNZ L0D89 DSP04: JP CURSR L0D90: INC HL SET 0,(HL) RES 1,(HL) JR DSP04 DSP02: SET 7,(HL) INC HL RES 0,(HL) JR DSP04 MSG_1: DB 07FH, 020H MSG_2: DB 050H, 04CH, 041H, 059H, 00DH, 0F3H ?BLNK: RET DLY12: PUSH BC LD B,023H DLY12A: CALL DLY3 DJNZ DLY12A POP BC RET ; BELL DATA ?BELD: DB 0D7H, 041H, 030H, 00DH ?DSP: PUSH AF PUSH BC PUSH DE PUSH HL LD B,A CALL ?PONT LD (HL),B LD HL,(DSPXY) IF KUMA = 1 CALL L03A7 ELSE LD A,L ENDIF DSP01: IF KUMA = 0 CP COLW - 1 ; End of line. ENDIF JR NZ,DSP04 CALL .MANG JR C,DSP04 LD A,(SPAGE) OR A IF KUMA JP NZ,CURSR ELSE JP NZ,.DSP03 ENDIF EX DE,HL LD A,B CP 007H JR Z,DSP02 JR ?DSPA ; Unused memory. INC H DI ?DPCT: PUSH AF ; Display control, character is mapped to a function call. PUSH BC PUSH DE PUSH HL LD B,A AND 0F0H CP 0C0H JP NZ,?RSTR XOR B RLCA LD C,A LD B,000H LD HL,CTBL LD A,(SPAGE) OR A JR Z,DPCT1 LD HL,.CTBL DPCT1: ADD HL,BC LD E,(HL) INC HL LD D,(HL) EX DE,HL JP (HL) CTBL: DW SCROL DW CURSD DW CURSU DW CURSR DW CURSL DW HOME DW CLRS DW DEL DW INST DW ALPHA DW KANA DW ?RSTR DW REV DW CR DW ROLUP DW ROLD ;.CTBL: DW .SCROL ; DW CURSD ; DW CURSU ; DW CURSR ; DW CURSL ; DW HOM0 ; DW CLRS ; DW DEL ; DW INST ; DW ALPHA ; DW KANA ; DW ?RSTR ; DW REV ; DW .CR ; DW ?RSTR ; DW ?RSTR SCROL: LD HL,PBIAS LD C,SCRLW ; Number of 8byte blocks in a line to scroll. LD A,(ROLEND) ADD A,C LD (ROLEND),A LD A,(ROLTOP) ADD A,C LD (ROLTOP),A SCROL1: LD A,C ADD A,(HL) LD (HL),A CALL L09C7 LD HL,(PAGETP) LD DE,SCRNSZ ADD HL,DE ; HL=PAGETOP + 1000/2000 LD B,COLW XOR A SCROL2: RES 3,H LD (HL),A INC HL DJNZ SCROL2 LD A,(PBIAS) ; PBIAS is the offest for hardware scroll. LD L,A LD H,SCLBASE ; Hardware scroll region, E2 LD A,(HL) LD HL,MANGE OR A LD B,007H SCROL3: RR (HL) DEC HL DJNZ SCROL3 JP ?RSTR CURSD: LD HL,(DSPXY) LD A,H CP ROW - 1 JR Z,CURS4 INC H CURS1: CALL MGP.I CURS3: LD (DSPXY),HL JR ?RSTR CURSU: LD HL,(DSPXY) LD A,H OR A JR Z,CURS5 DEC H CURSU1: CALL MGP.D JR CURS3 CURSR: LD HL,(DSPXY) IF KUMA = 1 CALL L03A7 ELSE LD A,L CP COLW - 1 ; End of line ENDIF JR NC,CURS2 INC L JR CURS3 CURS2: LD L,000H INC H LD A,H CP ROW JR C,CURS1 LD H,ROW - 1 LD (DSPXY),HL CURS4: JR CURS6 CURSL: LD HL,(DSPXY) LD A,L OR A JR Z,CURS5A DEC L JR CURS3 CURS5A: IF KUMA = 1 CALL L03B0 ELSE LD L,COLW - 1 ; End of line DEC H ENDIF JP P,CURSU1 LD H,000H LD (DSPXY),HL CURS5: LD A,(SPAGE) OR A JR NZ,?RSTR JP ROLD CLRS: LD HL,MANG LD B,01BH CALL ?CLER LD HL,SCRN PUSH HL CALL L09E2 POP HL LD A,(SPAGE) OR A JR NZ,CLRS1 LD (PAGETP),HL LD A,07DH LD (ROLEND),A CLRS1: LD A,(SCLDSP) HOM00: JP HOM0 CURS6: LD A,(SPAGE) OR A JP NZ,.SCROL JP ROLU ALPHA: XOR A ALPHI: LD (KANAF),A ?RSTR: POP HL ?RSTR1: POP DE POP BC POP AF RET ; Unused memory DEC C DEC C DEC C DEC C KANA: LD A,001H JR ALPHI DEL: LD HL,(DSPXY) LD A,H OR L JR Z,?RSTR LD A,L OR A JR NZ,DEL1 CALL .MANG JR C,DEL1 CALL ?PONT DEC HL LD (HL),000H JR CURSL DEL1: CALL .MANG RRCA LD A,COLW JR NC,L0F13 RLCA L0F13: SUB L LD B,A CALL ?PONT PUSH HL POP DE DEC DE SET 4,D DEL2: RES 3,H RES 3,D LD A,(HL) LD (DE),A INC HL INC DE DJNZ DEL2 DEC HL LD (HL),000H JP CURSL INST: CALL .MANG RRCA LD L,COLW - 1 ; End of line LD A,L IF KUMA = 1 JR NC,INST1B LD A,028H ADD A,L LD L,A INST1B: CALL ?PNT1 PUSH HL LD HL,(DSPXY) NOP ELSE JR NC,INST1A INC H INST1A: CALL ?PNT1 PUSH HL LD HL,(DSPXY) JR NC,INST2 LD A,(COLW*2)-1 ; 04FH ENDIF INST2: SUB L LD B,A POP DE LD A,(DE) OR A JR NZ,?RSTR CALL ?PONT LD A,(HL) LD (HL),000H INST1: INC HL RES 3,H LD E,(HL) LD (HL),A LD A,E DJNZ INST1 JR ?RSTR ROLD: LD HL,PBIAS LD A,(ROLTOP) CP (HL) JR Z,?RSTR CALL MGP.D LD A,(HL) SUB SCRLW ; Number of 8byte blocks in a line to scroll. ROL2: LD (HL),A LD L,A LD H,SCLBASE LD A,(HL) CALL L09C7 JP ?RSTR CR: CALL .MANG RRCA JP NC,CURS2 LD L,000H INC H LD A,H CP ROW - 1 ; End of line? JR Z,CR3 JR NC,CR2 CALL MGP.I INC H JP CURS1 CR2: DEC H LD (DSPXY),HL LD HL,ROLU PUSH HL PUSH AF PUSH BC PUSH DE CALL ROLU CR3: LD (DSPXY),HL CALL MGP.I ROLU: LD HL,PBIAS LD A,(ROLEND) CP (HL) JP Z,SCROL ROLU1: CALL MGP.I LD A,(HL) ADD A,SCRLW ; Number of 8byte blocks in a line to scroll. JR ROL2 ?PONT: LD HL,(DSPXY) ?PNT1: PUSH AF PUSH BC PUSH DE PUSH HL POP BC LD DE,COLW IF KUMA = 1 LD HL,(PAGETP) INC B LD A,(SPAGE) OR A JR Z,L0FCE ; (+008H) LD HL,0D000H LD E,050H JR L0FCE ; (+001H) L0FCD: ADD HL,DE L0FCE: DJNZ L0FCD ; (-003H) NOP ELSE LD HL,SCRN - COLW LD A,(SPAGE) OR A JR NZ,?PNT2 LD HL,(PAGETP) SBC HL,DE ?PNT2: ADD HL,DE DEC B JP P,?PNT2 LD B,000H ENDIF ADD HL,BC RES 3,H POP DE POP BC POP AF RET ?CLER: XOR A JR ?DINT ?CLRFF: LD A,0FFH ?DINT: LD (HL),A INC HL DJNZ ?DINT RET GAPCK: PUSH BC PUSH DE PUSH HL LD BC,KEYPB LD DE,KEYPC GAPCK1: LD H,064H GAPCK2: CALL EDGE JR C,GAPCK3 CALL DLY3 LD A,(DE) AND 020H JR NZ,GAPCK1 DEC H JR NZ,GAPCK2 GAPCK3: JP RET3 ; MONITOR WORK AREA ; (MZ700) STACK: EQU 010F0H ORG STACK SPV: IBUFE: ; TAPE BUFFER (128 BYTES) ATRB: DS virtual 1 ; ATTRIBUTE NAME: DS virtual 17 ; FILE NAME SIZE: DS virtual 2 ; BYTESIZE DTADR: DS virtual 2 ; DATA ADDRESS EXADR: DS virtual 2 ; EXECUTION ADDRESS COMNT: DS virtual 92 ; COMMENT SWPW: DS virtual 10 ; SWEEP WORK KDATW: DS virtual 2 ; KEY WORK KANAF: DS virtual 1 ; KANA FLAG (01=GRAPHIC MODE) DSPXY: DS virtual 2 ; DISPLAY COORDINATES MANG: DS virtual 6 ; COLUMN MANAGEMENT MANGE: DS virtual 1 ; COLUMN MANAGEMENT END PBIAS: DS virtual 1 ; PAGE BIAS ROLTOP: DS virtual 1 ; ROLL TOP BIAS MGPNT: DS virtual 1 ; COLUMN MANAG. POINTER PAGETP: DS virtual 2 ; PAGE TOP ROLEND: DS virtual 1 ; ROLL END DS virtual 14 ; BIAS FLASH: DS virtual 1 ; FLASHING DATA SFTLK: DS virtual 1 ; SHIFT LOCK REVFLG: DS virtual 1 ; REVERSE FLAG SPAGE: DS virtual 1 ; PAGE CHANGE FLSDT: DS virtual 1 ; CURSOR DATA STRGF: DS virtual 1 ; STRING FLAG DPRNT: DS virtual 1 ; TAB COUNTER TMCNT: DS virtual 2 ; TAPE MARK COUNTER SUMDT: DS virtual 2 ; CHECK SUM DATA CSMDT: DS virtual 2 ; FOR COMPARE SUM DATA AMPM: DS virtual 1 ; AMPM DATA TIMFG: DS virtual 1 ; TIME FLAG SWRK: DS virtual 1 ; KEY SOUND FLAG TEMPW: DS virtual 1 ; TEMPO WORK ONTYO: DS virtual 1 ; ONTYO WORK OCTV: DS virtual 1 ; OCTAVE WORK RATIO: DS virtual 2 ; ONPU RATIO BUFER: DS virtual 81 ; GET LINE BUFFER USRROM: EQU 0E800H ; Address of 2K User Rom. FLPROM: EQU 0F000H ; Address of 4K Floppy control Rom. ; EQU TABLE I/O REPORT SCRN: EQU 0D000H ARAM: EQU 0D800H KEYPA: EQU 0E000H KEYPB: EQU 0E001H KEYPC: EQU 0E002H KEYPF: EQU 0E003H CSTR: EQU 0E002H CSTPT: EQU 0E003H CONT0: EQU 0E004H CONT1: EQU 0E005H CONT2: EQU 0E006H CONTF: EQU 0E007H SUNDG: EQU 0E008H TEMP: EQU 0E008H MEMSW: EQU 0E00CH MEMSWR: EQU 0E010H INVDSP: EQU 0E014H NRMDSP: EQU 0E015H SCLDSP: EQU 0E200H SCLBASE:EQU 0E2H