Technical information

Micro-KIM Users Manual
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CARD # LOC CODE CARD
640 1C59 20 2F 1E JSR CRLF PRT CR LF
641 1C5C A2 0A LDX #$0A TYPE OUT KIM
642 1C5E 20 31 1E JSR PRTST
643 1C61 4C AF 1D JMP SHOW1
644 ;
645 1C64 A9 00 CLEAR LDA #$00
646 1C66 85 F8 STA INL CLEAR INPUT BUFFER
647 1C68 85 F9 STA INH
648 1C6A 20 5A 1E READ JSR GETCH GET CHAR
649 1C6D C9 01 CMP #$01
650 1C6F F0 06 BEQ TTYKB
651 1C71 20 AC 1F JSR PACK
652 1C74 4C DB 1D JMP SCAN
653 ;
654 ; MAIN ROUTINE FOR KEY BOARD
655 ; AND DISPLAY
656 ;
657 1C77 20 19 1F TTYKB JSR SCAND IF A=0 NO KEY
658 1C7A D0 D3 BNE START
659 1C7C A9 01 TTYKB1 LDA #$01
660 1C7E 2C 40 17 BIT SAD
661 1C81 F0 CC BEQ START
662 1C83 20 19 1F JSR SCAND
663 1C86 F0 F4 BEQ TTYKB1
664 1C88 20 19 1F JSR SCAND
665 1C8B F0 EF BEQ TTYKB1
666 ;
667 1C8D 20 6A 1F GETK JSR GETKEY
668 1C90 C9 15 CMP #$15
669 1C92 10 BB BPL START
670 1C94 C9 14 CMP #$14
671 1C96 F0 44 BEQ PCCMD DISPLAY PC
672 1C98 C9 10 CMP #$10 ADDR MODE=1
673 1C9A F0 2C BEQ ADDRM
674 1C9C C9 11 CMP #$11 DATA MODE=1
675 1C9E F0 2C BEQ DATAM
676 1CA0 C9 12 CMP #$12 STEP
677 1CA2 F0 2F BEQ STEP
678 1CA4 C9 13 CMP #$13 RUN
679 1CA6 F0 31 BEQ GOV
680 1CA8 0A DATA ASL A SHIFT CHAR INTO HIGH
681 1CA9 0A ASL A ORDER NIBBLE
682 1CAA 0A ASL A
683 1CAB 0A ASL A
684 1CAC 85 FC STA TEMP STORE IN TEMP
685 1CAE A2 04 LDX #$04
686 1CB0 A4 FF DATA1 LDY MODE TEST MODE 1=ADDR
687 1CB2 D0 0A BNE ADDR MODE=0 DATA
688 1CB4 B1 FA LDA (POINTL),Y GET DATA
689 1CB6 06 FC ASL TEMP SHIFT CHAR
690 1CB8 2A ROL A SHIFT DATA
691 1CB9 91 FA STA (POINTL),Y STORE OUT DATA
692 1CBB 4C C3 1C JMP DATA2
693 ;
694 1CBE 0A ADDR ASL A SHIFT CHAR
695 1CBF 26 FA ROL POINTL SHIFT ADDR
696 1CC1 26 FB ROL POINTH SHIFT ADDR HI
697 1CC3 CA DATA2 DEX