📄 text2.lst
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633 {
634 1 unsigned char i;
635 1 for(i=0;i<128;i++)
636 1 {
637 2 shift_ee3(i,picturenumber);
638 2 delay(20);
639 2 }
640 1 }
641 void clr_display(void)
642 {
643 1 unsigned char i;
644 1 unsigned int j;
645 1 CNTB_245=1;
646 1 CNTA_245=0;
647 1 SELECT0=0;
648 1 for(j=0;j<192;j++)
649 1 {
650 2 for(i=0;i<4;i++)
651 2 yyj[j*8+i]=0;
652 2 }
653 1 for(j=4032;j<4096;j++)
654 1 {
655 2 for(i=0;i<4;i++)
656 2 {
657 3 yyj[j*8+i]=0;
658 3 }
659 2 }
660 1 CNTB_245=0;
661 1 CNTA_245=1;
662 1 SELECT0=1;
663 1 }
664 //test cpld ram program////////////////////////////////////////////
665 void test_cpldram(void)
666 {
667 1 unsigned int i;
668 1 SRAM1_E=1;
669 1 CNTB_245=1;
670 1 CNTA_245=0;
671 1 SELECT0=0;
672 1 clr_display();
673 1 for(i=1;i<128;i++)
C51 COMPILER V7.06 TEXT2 07/24/2006 16:19:54 PAGE 12
674 1 {
675 2 display_line(i);
676 2 delay(10);
677 2 }
678 1 CNTB_245=1;
679 1 CNTA_245=0;
680 1 SELECT0=0;
681 1 clr_line(127);
682 1 CNTB_245=0;
683 1 CNTA_245=1;
684 1 SELECT0=1;
685 1 }
686 /*;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
687 uart interrupt 4
688 receive_send
689 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;*/
690 void receive_send() interrupt 4
691 {
692 1 unsigned char s,i;
693 1 unsigned char bcc=0;
694 1 ES=0;
695 1 if(RI)
696 1 {
697 2 RI=0;
698 2 s=SBUF;
699 2 if((rxhead==0)&&(s!=0xff))
700 2 {
701 3 rxhead=0;
702 3 ES=1;
703 3 }
704 2 if((rxhead==1)&&(s!=LOCAL_PORT))
705 2 {
706 3 rxhead=0;
707 3 ES=1;
708 3 }
709 2
710 2 receive_buf1[rxhead++]=s;
711 2 if(rxhead==32)
712 2 {
713 3 for(i=0;i<29;i++)
714 3 bcc=bcc^receive_buf1[2+i];
715 3
716 3 if(bcc==receive_buf1[31])
717 3 {
718 4 rxhead=0;
719 4 for(i=0;i<29;i++)
720 4 {
721 5 receive_buf1[i]=receive_buf1[i+2];
722 5 }
723 4
724 4 receive_flag=1;
725 4 ES=1;
726 4 }
727 3 else
728 3 {
729 4 rxhead=0;
730 4 ES=1;
731 4 }
732 3 }
733 2
734 2
735 2 }
C51 COMPILER V7.06 TEXT2 07/24/2006 16:19:54 PAGE 13
736 1 else if(TI)
737 1 {
738 2 TI=0;
739 2 if(receive_count>=4);
740 2 else
741 2 {
742 3 if(receive_count++==3)
743 3 SBUF=receive_bcc;
744 3
745 3 }
746 2 }
747 1 ES=1;
748 1 }
749
750 //timer0 count 1ms
751 void timer0(void) interrupt 1
752 {
753 1 TL0=0x66;
754 1 TH0=0xfc;
755 1 time_counter++;
756 1 if(time_counter>20)
757 1 display_flag=1;
758 1
759 1 }
760 void extern_interrupt1() interrupt 2
761 {
762 1
763 1 }
764 unsigned int ret_lines1(unsigned char lines)
765 {
766 1 switch(lines)
767 1 {
768 2 case 0:
769 2 return 4047;
770 2 case 1:
771 2 return 4063;
772 2 case 2:
773 2 return 4079;
774 2 case 3:
775 2 return 4095;
776 2 case 4:
777 2 return 15;
778 2 case 5:
779 2 return 31;
780 2 case 6:
781 2 return 47;
782 2 case 7:
783 2 return 63;
784 2 default :
785 2 break;
786 2 }
787 1 }
788 unsigned char ret_lines2(unsigned char lines)
789 {
790 1 switch(lines)
791 1 {
792 2 case 0:
793 2 return 79;
794 2 case 1:
795 2 return 95;
796 2 case 2:
797 2 return 111;
C51 COMPILER V7.06 TEXT2 07/24/2006 16:19:54 PAGE 14
798 2 case 3:
799 2 return 127;
800 2 case 4:
801 2 return 143;
802 2 case 5:
803 2 return 159;
804 2 case 6:
805 2 return 175;
806 2 case 7:
807 2 return 191;
808 2 default :
809 2 break;
810 2 }
811 1 }
812 unsigned int display_line1(unsigned char lines)
813 {
814 1 switch(lines)
815 1 {
816 2 case 0:
817 2 return 48;
818 2 case 1:
819 2 return 32;
820 2 case 2:
821 2 return 16;
822 2 case 3:
823 2 return 0;
824 2 case 4:
825 2 return 4080;
826 2 case 5:
827 2 return 4064;
828 2 case 6:
829 2 return 4048;
830 2 case 7:
831 2 return 4032;
832 2 default :
833 2 break;
834 2 }
835 1
836 1 }
837 unsigned char display_line2(unsigned char lines)
838 {
839 1 switch(lines)
840 1 {
841 2 case 0:
842 2 return 176;
843 2 case 1:
844 2 return 160;
845 2 case 2:
846 2 return 144;
847 2 case 3:
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