incf 0x20, f21: if(a-b>0) c=0;0003e4 826 movf 0x26, w0003e5 0aa movwf 0x2a0003e6 825 movf 0x25, w0003e7 0a9 movwf 0x290003e8 827 movf 0x27, w0003e9 2a9 subwf 0x29, f0003ea 1c03 btfss 0x3, 00003eb 3aa decf 0x2a, f0003ec 828 movf 0x28, w0003ed 2aa subwf 0x2a, f0003ee 82a movf 0x2a, w0003ef 429 iorwf 0x29, w0003f0 1d03 btfss 0x3, 0x20003f1 1a0 clrf 0x20我的ab都是unsigned
static unsigned char i;180: portc=0x00; 79d 0183 clrf 0x3 79e 0187 clrf 0x7181: if (i>=9) i=0; 79f 3009 movlw 0x9 7a0 0223 subwf 0x23, w 7a1 1c03 btfss 0x3, 0 7a2 2fe3 goto 0x7e3 7a3 01a3 clrf 0x23182: switch (i) 7a4 2fe3 goto 0x7e3 7e3 0823 movf 0x23, w 7e4 1903 btfsc 0x3, 0x2 7e5 2fa5 goto 0x7a5 7e6 3a01