;-------------------------------------------------------- ; File Created by SDCC : free open source ISO C Compiler ; Version 4.5.0 #15242 (Linux) ;-------------------------------------------------------- ; PIC16 port for the Microchip 16-bit core micros ;-------------------------------------------------------- list p=18f4550 radix dec CONFIG XINST=OFF CONFIG FOSC=HS CONFIG WDT=OFF CONFIG LVP=OFF CONFIG MCLRE=OFF ;-------------------------------------------------------- ; public variables in this module ;-------------------------------------------------------- global _setup global _isr global _tmr_isr global _number_to_7seg global _display global _main global _sram_end global _digit global _dsp_en ;-------------------------------------------------------- ; extern variables in this module ;-------------------------------------------------------- extern _SPPCFGbits extern _SPPEPSbits extern _SPPCONbits extern _UFRMLbits extern _UFRMHbits extern _UIRbits extern _UIEbits extern _UEIRbits extern _UEIEbits extern _USTATbits extern _UCONbits extern _UADDRbits extern _UCFGbits extern _UEP0bits extern _UEP1bits extern _UEP2bits extern _UEP3bits extern _UEP4bits extern _UEP5bits extern _UEP6bits extern _UEP7bits extern _UEP8bits extern _UEP9bits extern _UEP10bits extern _UEP11bits extern _UEP12bits extern _UEP13bits extern _UEP14bits extern _UEP15bits extern _PORTAbits extern _PORTBbits extern _PORTCbits extern _PORTDbits extern _PORTEbits extern _LATAbits extern _LATBbits extern _LATCbits extern _LATDbits extern _LATEbits extern _DDRAbits extern _TRISAbits extern _DDRBbits extern _TRISBbits extern _DDRCbits extern _TRISCbits extern _DDRDbits extern _TRISDbits extern _DDREbits extern _TRISEbits extern _OSCTUNEbits extern _PIE1bits extern _PIR1bits extern _IPR1bits extern _PIE2bits extern _PIR2bits extern _IPR2bits extern _EECON1bits extern _RCSTAbits extern _TXSTAbits extern _T3CONbits extern _CMCONbits extern _CVRCONbits extern _CCP1ASbits extern _ECCP1ASbits extern _CCP1DELbits extern _ECCP1DELbits extern _BAUDCONbits extern _BAUDCTLbits extern _CCP2CONbits extern _CCP1CONbits extern _ECCP1CONbits extern _ADCON2bits extern _ADCON1bits extern _ADCON0bits extern _SSPCON2bits extern _SSPCON1bits extern _SSPSTATbits extern _T2CONbits extern _T1CONbits extern _RCONbits extern _WDTCONbits extern _HLVDCONbits extern _LVDCONbits extern _OSCCONbits extern _T0CONbits extern _STATUSbits extern _INTCON3bits extern _INTCON2bits extern _INTCONbits extern _STKPTRbits extern _SPPDATA extern _SPPCFG extern _SPPEPS extern _SPPCON extern _UFRM extern _UFRML extern _UFRMH extern _UIR extern _UIE extern _UEIR extern _UEIE extern _USTAT extern _UCON extern _UADDR extern _UCFG extern _UEP0 extern _UEP1 extern _UEP2 extern _UEP3 extern _UEP4 extern _UEP5 extern _UEP6 extern _UEP7 extern _UEP8 extern _UEP9 extern _UEP10 extern _UEP11 extern _UEP12 extern _UEP13 extern _UEP14 extern _UEP15 extern _PORTA extern _PORTB extern _PORTC extern _PORTD extern _PORTE extern _LATA extern _LATB extern _LATC extern _LATD extern _LATE extern _DDRA extern _TRISA extern _DDRB extern _TRISB extern _DDRC extern _TRISC extern _DDRD extern _TRISD extern _DDRE extern _TRISE extern _OSCTUNE extern _PIE1 extern _PIR1 extern _IPR1 extern _PIE2 extern _PIR2 extern _IPR2 extern _EECON1 extern _EECON2 extern _EEDATA extern _EEADR extern _RCSTA extern _TXSTA extern _TXREG extern _RCREG extern _SPBRG extern _SPBRGH extern _T3CON extern _TMR3 extern _TMR3L extern _TMR3H extern _CMCON extern _CVRCON extern _CCP1AS extern _ECCP1AS extern _CCP1DEL extern _ECCP1DEL extern _BAUDCON extern _BAUDCTL extern _CCP2CON extern _CCPR2 extern _CCPR2L extern _CCPR2H extern _CCP1CON extern _ECCP1CON extern _CCPR1 extern _CCPR1L extern _CCPR1H extern _ADCON2 extern _ADCON1 extern _ADCON0 extern _ADRES extern _ADRESL extern _ADRESH extern _SSPCON2 extern _SSPCON1 extern _SSPSTAT extern _SSPADD extern _SSPBUF extern _T2CON extern _PR2 extern _TMR2 extern _T1CON extern _TMR1 extern _TMR1L extern _TMR1H extern _RCON extern _WDTCON extern _HLVDCON extern _LVDCON extern _OSCCON extern _T0CON extern _TMR0 extern _TMR0L extern _TMR0H extern _STATUS extern _FSR2L extern _FSR2H extern _PLUSW2 extern _PREINC2 extern _POSTDEC2 extern _POSTINC2 extern _INDF2 extern _BSR extern _FSR1L extern _FSR1H extern _PLUSW1 extern _PREINC1 extern _POSTDEC1 extern _POSTINC1 extern _INDF1 extern _WREG extern _FSR0L extern _FSR0H extern _PLUSW0 extern _PREINC0 extern _POSTDEC0 extern _POSTINC0 extern _INDF0 extern _INTCON3 extern _INTCON2 extern _INTCON extern _PROD extern _PRODL extern _PRODH extern _TABLAT extern _TBLPTR extern _TBLPTRL extern _TBLPTRH extern _TBLPTRU extern _PC extern _PCL extern _PCLATH extern _PCLATU extern _STKPTR extern _TOS extern _TOSL extern _TOSH extern _TOSU extern _delay1ktcy extern __moduint extern __divuint ;-------------------------------------------------------- ; Equates to used internal registers ;-------------------------------------------------------- STATUS equ 0xfd8 PCL equ 0xff9 PCLATH equ 0xffa PCLATU equ 0xffb WREG equ 0xfe8 BSR equ 0xfe0 FSR0L equ 0xfe9 FSR0H equ 0xfea FSR1L equ 0xfe1 FSR2L equ 0xfd9 INDF0 equ 0xfef POSTINC1 equ 0xfe6 POSTDEC1 equ 0xfe5 PREINC1 equ 0xfe4 PLUSW2 equ 0xfdb PRODL equ 0xff3 PRODH equ 0xff4 idata _digit db 0x00, 0x00, 0x00, 0x00 _dsp_en db 0x00 ; Internal registers .registers udata_ovr 0x0000 r0x00 res 1 r0x01 res 1 r0x02 res 1 r0x03 res 1 r0x04 res 1 r0x05 res 1 r0x06 res 1 r0x07 res 1 r0x08 res 1 ustat_main_00 udata 0X07FF _sram_end res 0 ;-------------------------------------------------------- ; interrupt vector ;-------------------------------------------------------- ;-------------------------------------------------------- ; global & static initialisations ;-------------------------------------------------------- ; ; Starting pCode block for absolute section ; ;----------------------------------------- S_main_ivec_0x1_isr code 0X000008 ivec_0x1_isr: GOTO _isr ; I code from now on! ; ; Starting pCode block S_main__main code _main: ; .line 144; main.c setup(); CALL _setup CLRF r0x00 CLRF r0x01 _00209_DS_: ; .line 146; main.c display(cuenta); MOVF r0x01, W MOVWF POSTDEC1 MOVF r0x00, W MOVWF POSTDEC1 CALL _display MOVF POSTINC1, F MOVF POSTINC1, F ; .line 147; main.c delay1ktcy(500); MOVLW 0xf4 CALL _delay1ktcy ; .line 148; main.c cuenta++; INFSNZ r0x00, F INCF r0x01, F BRA _00209_DS_ ; .line 151; main.c } RETURN ; ; Starting pCode block S_main__display code _display: ; .line 132; main.c void display(uint16_t num){ MOVFF FSR2L, POSTDEC1 MOVFF FSR1L, FSR2L MOVFF r0x00, POSTDEC1 MOVFF r0x01, POSTDEC1 MOVFF r0x02, POSTDEC1 MOVFF r0x03, POSTDEC1 MOVFF r0x04, POSTDEC1 MOVFF r0x05, POSTDEC1 MOVFF r0x06, POSTDEC1 MOVFF r0x07, POSTDEC1 MOVFF r0x08, POSTDEC1 MOVLW 0x02 MOVFF PLUSW2, r0x00 MOVLW 0x03 MOVFF PLUSW2, r0x01 ; .line 134; main.c if (num > 9999) return; MOVF r0x00, W MOVWF r0x02 MOVF r0x01, W MOVWF r0x03 MOVLW 0x27 SUBWF r0x03, W BNZ _00203_DS_ MOVLW 0x10 SUBWF r0x02, W _00203_DS_: BC _00182_DS_ ; .line 135; main.c while(num) { CLRF r0x02 _00179_DS_: MOVF r0x01, W IORWF r0x00, W BZ _00182_DS_ ; .line 136; main.c digit[i] = num%10; MOVLW LOW(_digit) ADDWF r0x02, W MOVWF r0x03 CLRF r0x04 MOVLW HIGH(_digit) ADDWFC r0x04, F MOVF r0x00, W MOVWF r0x05 MOVF r0x01, W MOVWF r0x06 MOVLW 0x00 MOVWF POSTDEC1 MOVLW 0x0a MOVWF POSTDEC1 MOVF r0x06, W MOVWF POSTDEC1 MOVF r0x05, W MOVWF POSTDEC1 CALL __moduint MOVWF r0x07 MOVFF PRODL, r0x08 MOVLW 0x04 ADDWF FSR1L, F MOVFF r0x03, FSR0L MOVFF r0x04, FSR0H MOVFF r0x07, INDF0 ; .line 137; main.c num = num/10; MOVLW 0x00 MOVWF POSTDEC1 MOVLW 0x0a MOVWF POSTDEC1 MOVF r0x06, W MOVWF POSTDEC1 MOVF r0x05, W MOVWF POSTDEC1 CALL __divuint MOVWF r0x03 MOVFF PRODL, r0x04 MOVLW 0x04 ADDWF FSR1L, F MOVF r0x03, W MOVWF r0x00 MOVF r0x04, W MOVWF r0x01 ; .line 138; main.c i++; INCF r0x02, F BRA _00179_DS_ _00182_DS_: ; .line 140; main.c } MOVFF PREINC1, r0x08 MOVFF PREINC1, r0x07 MOVFF PREINC1, r0x06 MOVFF PREINC1, r0x05 MOVFF PREINC1, r0x04 MOVFF PREINC1, r0x03 MOVFF PREINC1, r0x02 MOVFF PREINC1, r0x01 MOVFF PREINC1, r0x00 MOVFF PREINC1, FSR2L RETURN ; ; Starting pCode block S_main__number_to_7seg code _number_to_7seg: ; .line 94; main.c uint8_t number_to_7seg(uint8_t number) { MOVFF FSR2L, POSTDEC1 MOVFF FSR1L, FSR2L MOVFF r0x00, POSTDEC1 MOVLW 0x02 MOVFF PLUSW2, r0x00 ; .line 95; main.c switch (number) { MOVLW 0x10 SUBWF r0x00, W BTFSC STATUS, 0 BRA _00161_DS_ CLRF PCLATH CLRF PCLATU RLCF r0x00, W RLCF PCLATH, F RLCF WREG, W RLCF PCLATH, F ANDLW 0xfc ADDLW LOW(_00172_DS_) MOVWF POSTDEC1 MOVLW HIGH(_00172_DS_) ADDWFC PCLATH, F MOVLW UPPER(_00172_DS_) ADDWFC PCLATU, F MOVF PREINC1, W MOVWF PCL _00172_DS_: GOTO _00145_DS_ GOTO _00146_DS_ GOTO _00147_DS_ GOTO _00148_DS_ GOTO _00149_DS_ GOTO _00150_DS_ GOTO _00151_DS_ GOTO _00152_DS_ GOTO _00153_DS_ GOTO _00154_DS_ GOTO _00155_DS_ GOTO _00156_DS_ GOTO _00157_DS_ GOTO _00158_DS_ GOTO _00159_DS_ GOTO _00160_DS_ _00145_DS_: ; .line 97; main.c return 0x3F; MOVLW 0x3f BRA _00163_DS_ _00146_DS_: ; .line 99; main.c return 0x06; MOVLW 0x06 BRA _00163_DS_ _00147_DS_: ; .line 101; main.c return 0x5B; MOVLW 0x5b BRA _00163_DS_ _00148_DS_: ; .line 103; main.c return 0x4F; MOVLW 0x4f BRA _00163_DS_ _00149_DS_: ; .line 105; main.c return 0x66; MOVLW 0x66 BRA _00163_DS_ _00150_DS_: ; .line 107; main.c return 0x6D; MOVLW 0x6d BRA _00163_DS_ _00151_DS_: ; .line 109; main.c return 0x7D; MOVLW 0x7d BRA _00163_DS_ _00152_DS_: ; .line 111; main.c return 0x07; MOVLW 0x07 BRA _00163_DS_ _00153_DS_: ; .line 113; main.c return 0x7F; MOVLW 0x7f BRA _00163_DS_ _00154_DS_: ; .line 115; main.c return 0x6F; MOVLW 0x6f BRA _00163_DS_ _00155_DS_: ; .line 117; main.c return 0x77; MOVLW 0x77 BRA _00163_DS_ _00156_DS_: ; .line 119; main.c return 0x7c; MOVLW 0x7c BRA _00163_DS_ _00157_DS_: ; .line 121; main.c return 0x39; MOVLW 0x39 BRA _00163_DS_ _00158_DS_: ; .line 123; main.c return 0x5e; MOVLW 0x5e BRA _00163_DS_ _00159_DS_: ; .line 125; main.c return 0x79; MOVLW 0x79 BRA _00163_DS_ _00160_DS_: ; .line 127; main.c return 0x71; MOVLW 0x71 BRA _00163_DS_ _00161_DS_: ; .line 129; main.c return 0; CLRF WREG _00163_DS_: ; .line 131; main.c } MOVFF PREINC1, r0x00 MOVFF PREINC1, FSR2L RETURN ; ; Starting pCode block S_main__tmr_isr code _tmr_isr: ; .line 71; main.c void tmr_isr(void){ MOVFF FSR2L, POSTDEC1 MOVFF FSR1L, FSR2L MOVFF r0x00, POSTDEC1 MOVFF r0x01, POSTDEC1 ; .line 72; main.c LATA = LATE = 0; CLRF _LATE CLRF _LATA ; .line 73; main.c LATD = number_to_7seg(digit[dsp_en]); MOVLW LOW(_digit) BANKSEL _dsp_en ADDWF _dsp_en, W, B MOVWF r0x00 CLRF r0x01 MOVLW HIGH(_digit) ADDWFC r0x01, F MOVFF r0x00, FSR0L MOVFF r0x01, FSR0H MOVFF INDF0, r0x00 MOVF r0x00, W MOVWF POSTDEC1 CALL _number_to_7seg MOVWF _LATD MOVF POSTINC1, F ; .line 74; main.c switch (dsp_en) { MOVLW 0x04 BANKSEL _dsp_en SUBWF _dsp_en, W, B BC _00121_DS_ CLRF PCLATH CLRF PCLATU BANKSEL _dsp_en RLCF _dsp_en, W, B RLCF PCLATH, F RLCF WREG, W RLCF PCLATH, F ANDLW 0xfc ADDLW LOW(_00139_DS_) MOVWF POSTDEC1 MOVLW HIGH(_00139_DS_) ADDWFC PCLATH, F MOVLW UPPER(_00139_DS_) ADDWFC PCLATU, F MOVF PREINC1, W MOVWF PCL _00139_DS_: GOTO _00117_DS_ GOTO _00118_DS_ GOTO _00119_DS_ GOTO _00120_DS_ _00117_DS_: ; .line 76; main.c LATA = 0; CLRF _LATA ; .line 77; main.c LATE = 0x4; MOVLW 0x04 MOVWF _LATE ; .line 78; main.c break; BRA _00121_DS_ _00118_DS_: ; .line 80; main.c LATE = 0x2; MOVLW 0x02 MOVWF _LATE ; .line 81; main.c break; BRA _00121_DS_ _00119_DS_: ; .line 83; main.c LATE = 0x1; MOVLW 0x01 MOVWF _LATE ; .line 84; main.c break; BRA _00121_DS_ _00120_DS_: ; .line 86; main.c LATE = 0; CLRF _LATE ; .line 87; main.c LATA = 0x10; MOVLW 0x10 MOVWF _LATA _00121_DS_: BANKSEL _dsp_en ; .line 90; main.c dsp_en++; INCF _dsp_en, F, B ; .line 91; main.c if (dsp_en > 3) dsp_en = 0; MOVLW 0x04 BANKSEL _dsp_en SUBWF _dsp_en, W, B BNC _00124_DS_ BANKSEL _dsp_en CLRF _dsp_en, B _00124_DS_: ; .line 92; main.c } MOVFF PREINC1, r0x01 MOVFF PREINC1, r0x00 MOVFF PREINC1, FSR2L RETURN ; ; Starting pCode block S_main__isr code _isr: ; .line 63; main.c void isr(void) __interrupt (1) { MOVFF STATUS, POSTDEC1 MOVFF BSR, POSTDEC1 MOVWF POSTDEC1 MOVFF PRODL, POSTDEC1 MOVFF PRODH, POSTDEC1 MOVFF FSR0L, POSTDEC1 MOVFF FSR0H, POSTDEC1 MOVFF PCLATH, POSTDEC1 MOVFF PCLATU, POSTDEC1 MOVFF FSR2L, POSTDEC1 MOVFF FSR1L, FSR2L ; .line 64; main.c if (INTCONbits.TMR0IF){ BTFSS _INTCONbits, 2 BRA _00111_DS_ ; .line 65; main.c tmr_isr(); CALL _tmr_isr ; .line 66; main.c TMR0 = RATE; MOVLW 0xfa MOVWF _TMR0 _00111_DS_: ; .line 68; main.c INTCONbits.TMR0IF = 0; BCF _INTCONbits, 2 ; .line 69; main.c } MOVFF PREINC1, FSR2L MOVFF PREINC1, PCLATU MOVFF PREINC1, PCLATH MOVFF PREINC1, FSR0H MOVFF PREINC1, FSR0L MOVFF PREINC1, PRODH MOVFF PREINC1, PRODL MOVF PREINC1, W MOVFF PREINC1, BSR MOVFF PREINC1, STATUS RETFIE ; ; Starting pCode block S_main__setup code _setup: ; .line 26; main.c void setup(void){ MOVFF FSR2L, POSTDEC1 MOVFF FSR1L, FSR2L ; .line 28; main.c LATD = 0; CLRF _LATD ; .line 29; main.c TRISD = 0; CLRF _TRISD ; .line 31; main.c TRISB = 0xff; MOVLW 0xff MOVWF _TRISB ; .line 32; main.c LATB = 0x00; CLRF _LATB ; .line 33; main.c ADCON1 = 0xf; MOVLW 0x0f MOVWF _ADCON1 ; .line 35; main.c TRISE = 0; CLRF _TRISE ; .line 36; main.c LATE = 0; CLRF _LATE ; .line 38; main.c TRISA = 0; CLRF _TRISA ; .line 39; main.c LATA = 0; CLRF _LATA ; .line 42; main.c INTCONbits.GIE = 1; BSF _INTCONbits, 7 ; .line 43; main.c INTCONbits.PEIE = 1; BSF _INTCONbits, 6 ; .line 44; main.c INTCONbits.RBIE = 0; BCF _INTCONbits, 3 ; .line 45; main.c INTCON2bits.RBPU = 0; BCF _INTCON2bits, 7 ; .line 46; main.c INTCON2bits.RBIP = 1; BSF _INTCON2bits, 0 ; .line 47; main.c RCONbits.IPEN = 1; BSF _RCONbits, 7 ; .line 50; main.c INTCONbits.TMR0IE = 1; BSF _INTCONbits, 5 ; .line 51; main.c INTCON2bits.TMR0IP = 1; BSF _INTCON2bits, 2 ; .line 53; main.c T0CONbits.T08BIT = 1; BSF _T0CONbits, 6 ; .line 54; main.c T0CONbits.T0CS = 0; // Source internal oscilator BCF _T0CONbits, 5 ; .line 55; main.c T0CONbits.PSA = 0; BCF _T0CONbits, 3 ; .line 59; main.c T0CONbits.T0PS = 0x7; MOVF _T0CONbits, W ANDLW 0xf8 IORLW 0x07 MOVWF _T0CONbits ; .line 60; main.c T0CONbits.TMR0ON = 1; BSF _T0CONbits, 7 ; .line 61; main.c } MOVFF PREINC1, FSR2L RETURN ; Statistics: ; code size: 800 (0x0320) bytes ( 0.61%) ; 400 (0x0190) words ; udata size: 0 (0x0000) bytes ( 0.00%) ; access size: 9 (0x0009) bytes end