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comparison code_part1/OSTC_code_asm_part1/MAIN.ASM @ 92:82de387d6e7c

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Interrupt trashes the PRODH:L registers.
author JeanDo
date Sat, 11 Dec 2010 09:57:42 +0100
parents 3e351e25f5d1
children dc349e4264bb
comparison
equal deleted inserted replaced
91:3bcccb697bce 92:82de387d6e7c
45 movff BSR,0x102 ;save BSR register 45 movff BSR,0x102 ;save BSR register
46 movlb b'00000001' ;select Bank1 46 movlb b'00000001' ;select Bank1
47 47
48 movff STATUS,status_temp ;save STATUS register 48 movff STATUS,status_temp ;save STATUS register
49 movff WREG,wreg_temp ;save working register 49 movff WREG,wreg_temp ;save working register
50 movff PRODL,prod_temp+0
51 movff PRODH,prod_temp+1
50 52
51 movf PORTB,W ;move portb into latch register 53 movf PORTB,W ;move portb into latch register
52 54
53 btfsc PIR1,TMR1IF ;Timer1 INT (external 32.768kHz Clock) 55 btfsc PIR1,TMR1IF ;Timer1 INT (external 32.768kHz Clock)
54 call timer1int 56 call timer1int
66 call schalter_links 68 call schalter_links
67 69
68 btfsc INTCON3,INT1IF ; switch right 70 btfsc INTCON3,INT1IF ; switch right
69 call schalter_rechts 71 call schalter_rechts
70 72
73 movff prod_temp+1,PRODH
74 movff prod_temp+0,PRODL
71 movff wreg_temp,WREG ;restore working register 75 movff wreg_temp,WREG ;restore working register
72 movff status_temp,STATUS ;restore STATUS register 76 movff status_temp,STATUS ;restore STATUS register
73 movff 0x102,BSR ;restore BSR register 77 movff 0x102,BSR ;restore BSR register
74 retfie 78 retfie
75 79