📄 com_trig.lst
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630 ; AR5-> trig.
631 ;--------------------------------------------------------------------------------
632 ; ARP = AR2. AR2 -> FR1(neutral).
633 ; AR4 -> time_stampOld. AR3 -> va.
634 ; AR5-> trig.
635
636
637 0087 __CMTN_neg_delta:
638
639
640 0087 bf90 ADD #CYCLE_LENGTH
0088 7fff
641 ; ACC = 0x7fffh + (time_stampNew - time_stampOld).
642 ; ARP = AR2. AR2 -> FR1.
643 ; AR4 -> time_stampOld. AR3 -> va.
644 ; AR5-> trig.
645 ;--------------------------------------------------------------------------------
646 0089 908c SACL *,AR4 ; FR1 (rev_period) =
647 ; time_stampNew - time_stampOld.
648 ; ARP = AR4. AR4 -> time_stampOld.
649 ; AR2 -> FR1 (rev_period). AR3 -> va.
650 ; AR5-> trig.
651 ;--------------------------------------------------------------------------------
652 ; Accumulator = rev_period. ARP = AR4.
653 ; AR4 -> time_stampOld.
654 ; AR2 -> FR1 (rev_period). AR3 -> va.
655 ; AR5-> trig.
656 008a __CMTN_delay_div12:
657
658 008a 7802 ADRK #2 ; ARP = AR4. AR4 -> delay
659 ; AR2 -> FR1 (rev_period). AR3 -> va.
660 ; AR5-> trig.
661 ;--------------------------------------------------------------------------------
662 008b ae80 SPLK #12,* ; delay = 12.
008c 000c
663 ; ARP = AR4. AR4 -> delay
TMS320C1x/C2x/C2xx/C5x COFF Assembler Version 7.00 Tue May 6 12:41:21 2003
Copyright (c) 1987-1999 Texas Instruments Incorporated
com_trig.asm PAGE 14
664 ; AR2 -> FR1 (rev_period). AR3 -> va.
665 ; AR5-> trig.
666 ;--------------------------------------------------------------------------------
667 008d bb0f RPT #15 ; Repeat (15+1 => 16)times next instruction
668 ; AR2 -> FR1 (rev_period). AR3 -> va.
669 ; AR5-> trig.
670 ; ARP = AR4. AR4 -> delay
671 ;--------------------------------------------------------------------------------
672 008e 0a80 SUBC * ; To divide rev_period by 12.
673 ; Quotient will be in LSW of ACC
674 ; Remainder will be in MSW of ACC
675 ; AR2 -> FR1 (rev_period). AR3 -> va.
676 ; AR5-> trig.
677 ; ARP = AR4. AR4 -> delay
678 ;--------------------------------------------------------------------------------
679 008f 8b8a MAR *,AR2 ; ARP = AR2. AR2 -> FR1. AR3 -> va.
680 ; AR5-> trig.
681 ; ARP = AR4. AR4 -> delay
682 ;--------------------------------------------------------------------------------
683 0090 988c SACH *,AR4 ; AR2-> FR1(Remainder).
684 ; ARP = AR4. AR4 -> delay. AR3 -> va.
685 ; AR5-> trig.
686 ;--------------------------------------------------------------------------------
687 0091 bfb0 AND #0ffffh ; Remove remainder part of ACC.
0092 ffff
688 ; AR2-> FR1(Remainder).
689 ; ARP = AR4. AR4 -> delay. AR3 -> va.
690 ; AR5-> trig.
691 ;--------------------------------------------------------------------------------
692 ; allow rounding
693 ;--------------------------------------------------------------------------------
694 0093 908a SACL *,AR2 ; delay = rev_period/12.
695 ; ARP = AR2. AR4 -> delay.
696 ; AR2 -> FR1 (Remainder).AR3 -> va.
697 ; AR5-> trig.
698 ;--------------------------------------------------------------------------------
699 0094 108c LACC *,AR4 ; ACC = Remainder.
700 ; ARP = AR4. AR4 -> delay.
701 ; AR2 -> FR1 (Remainder).AR3 -> va.
702 ; AR5-> trig.
703 ;--------------------------------------------------------------------------------
704 0095 ba06 SUB #6 ; ACC = Remainder - 6.
705 ; ARP = AR4. AR4 -> delay.
706 ; AR2 -> FR1 (Remainder).AR3 -> va.
707 ; AR5-> trig.
708 ;--------------------------------------------------------------------------------
709 0096 e344 BCND __CMTN_same_delay,LT
0097 009b'
710 ; ARP = AR4. AR4 -> delay.
711 ; AR2 -> FR1 (Remainder).AR3 -> va.
712 ; AR5-> trig.
713 ;--------------------------------------------------------------------------------
714 0098 1080 LACC * ; Accumulator = delay.
715 ; ARP = AR4. AR4 -> delay.
TMS320C1x/C2x/C2xx/C5x COFF Assembler Version 7.00 Tue May 6 12:41:21 2003
Copyright (c) 1987-1999 Texas Instruments Incorporated
com_trig.asm PAGE 15
716 ; AR2 -> FR1 (Remainder).AR3 -> va.
717 ; AR5-> trig.
718 ;--------------------------------------------------------------------------------
719 0099 b801 ADD #1 ; Accumulator = delay + 1.
720 ; ARP = AR4. AR4 -> delay.
721 ; AR2 -> FR1 (Remainder).AR3 -> va.
722 ; AR5-> trig.
723 ;--------------------------------------------------------------------------------
724 009a 9080 SACL * ; delay = delay + 1.
725 ; ARP = AR4. AR4 -> delay.
726 ; AR2 -> FR1 (Remainder).AR3 -> va.
727 ; AR5-> trig.
728 ;--------------------------------------------------------------------------------
729 ; ARP = AR4. AR4 -> delay.
730 ; AR2 -> FR1 (Remainder).AR3 -> va.
731 ; AR5-> trig.
732 009b __CMTN_same_delay:
733 ;--------------------------------------------------------------------------------
734 009b 7c04 SBRK #4 ; ARP = AR4. AR4 -> d30_doneFlag
735 ; AR2 -> FR1 (Remainder).AR3 -> va.
736 ; AR5-> trig.
737 ;--------------------------------------------------------------------------------
738 009c ae80 SPLK #GONE_THRO_ONCE,*
009d 000f
739 ; d30_doneFlag = 15
740 ; ARP = AR4. AR4 -> d30_doneFlag
741 ; AR2 -> FR1 (Remainder).AR3 -> va.
742 ; AR5-> trig.
743 ;--------------------------------------------------------------------------------
744 ; ARP = AR4. AR4 -> noise_windowCntr.
745 ; AR2 -> FR1 (neutral). AR5->trig
746 009e __CMTN_st_end:
747
748 ;--------------------------------------------------------------------------------
749 ; zero crossing to commutation trigger delay
750 ;--------------------------------------------------------------------------------
751 009e 8b8d MAR *, AR5 ; ARP = AR5. AR5 -> trig
752 ; AR4 -> noise_windowCntr.
753 ;--------------------------------------------------------------------------------
754 009f ae80 SPLK #CLEAR,*
00a0 0000
755 ; trig = 0;
756 ; AR5 -> trig. ARP = AR5.
757 ; AR4 -> noise_windowCntr
758 ;--------------------------------------------------------------------------------
759 00a1 780d ADRK #13 ; ARP = AR5. AR4 -> noise_windowCntr
760 ; AR5 -> dt_taskFlg
761 ;--------------------------------------------------------------------------------
762 00a2 1080 LACC * ; Accumulator = dt_taskFlg
763 ; ARP = AR5. AR4 -> noise_windowCntr
764 ; AR5 -> dt_taskFlg
765 ;--------------------------------------------------------------------------------
766 00a3 e308 BCND __CMTN_count_dwn,NEQ
00a4 00b3'
TMS320C1x/C2x/C2xx/C5x COFF Assembler Version 7.00 Tue May 6 12:41:21 2003
Copyright (c) 1987-1999 Texas Instruments Incorporated
com_trig.asm PAGE 16
767 ; ARP = AR5. AR5 -> dt_taskFlg.
768 ; AR4 -> noise_windowCntr
769 ;--------------------------------------------------------------------------------
770 00a5 __CMTN_chk_trigger:
771
772 00a5 7c09 SBRK #9 ; ARP = AR5. AR5 -> zc_trig.
773 ; AR4 -> noise_windowCntr
774 ;--------------------------------------------------------------------------------
775 00a6 1080 LACC * ; ARP = AR5. AR5 -> zc_trig.
776 ; AR4 -> noise_windowCntr
777 ;--------------------------------------------------------------------------------
778 00a7 e388 BCND __Com_Trig_Exit,EQ
00a8 00bf'
779 ; Do nothing if no trigger
780 ; ARP = AR5. AR5 -> zc_trig.
781 ; AR4 -> noise_windowCntr
782 ;--------------------------------------------------------------------------------
783 00a9 7808 ADRK #8 ; ARP = AR5. AR5 -> delay
784 ; AR4 -> noise_windowCntr
785 ;--------------------------------------------------------------------------------
786 00aa 1080 ⌨️ 快捷键说明
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