433 lines
8.2 KiB
NASM
Executable File
433 lines
8.2 KiB
NASM
Executable File
;--------------------------------------------------------
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; File Created by SDCC : free open source ISO C Compiler
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; Version 4.5.0 #15242 (Linux)
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;--------------------------------------------------------
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; PIC16 port for the Microchip 16-bit core micros
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;--------------------------------------------------------
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list p=18f4550
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radix dec
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CONFIG XINST=OFF
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CONFIG FOSC=HS
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CONFIG WDT=OFF
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CONFIG LVP=OFF
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CONFIG MCLRE=OFF
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;--------------------------------------------------------
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; public variables in this module
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;--------------------------------------------------------
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global _setup
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global _isr
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global _main
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global _sram_end
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;--------------------------------------------------------
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; extern variables in this module
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;--------------------------------------------------------
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extern _SPPCFGbits
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extern _SPPEPSbits
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extern _SPPCONbits
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extern _UFRMLbits
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extern _UFRMHbits
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extern _UIRbits
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extern _UIEbits
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extern _UEIRbits
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extern _UEIEbits
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extern _USTATbits
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extern _UCONbits
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extern _UADDRbits
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extern _UCFGbits
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extern _UEP0bits
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extern _UEP1bits
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extern _UEP2bits
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extern _UEP3bits
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extern _UEP4bits
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extern _UEP5bits
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extern _UEP6bits
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extern _UEP7bits
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extern _UEP8bits
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extern _UEP9bits
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extern _UEP10bits
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extern _UEP11bits
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extern _UEP12bits
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extern _UEP13bits
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extern _UEP14bits
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extern _UEP15bits
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extern _PORTAbits
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extern _PORTBbits
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extern _PORTCbits
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extern _PORTDbits
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extern _PORTEbits
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extern _LATAbits
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extern _LATBbits
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extern _LATCbits
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extern _LATDbits
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extern _LATEbits
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extern _DDRAbits
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extern _TRISAbits
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extern _DDRBbits
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extern _TRISBbits
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extern _DDRCbits
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extern _TRISCbits
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extern _DDRDbits
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extern _TRISDbits
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extern _DDREbits
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extern _TRISEbits
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extern _OSCTUNEbits
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extern _PIE1bits
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extern _PIR1bits
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extern _IPR1bits
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extern _PIE2bits
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extern _PIR2bits
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extern _IPR2bits
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extern _EECON1bits
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extern _RCSTAbits
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extern _TXSTAbits
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extern _T3CONbits
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extern _CMCONbits
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extern _CVRCONbits
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extern _CCP1ASbits
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extern _ECCP1ASbits
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extern _CCP1DELbits
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extern _ECCP1DELbits
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extern _BAUDCONbits
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extern _BAUDCTLbits
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extern _CCP2CONbits
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extern _CCP1CONbits
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extern _ECCP1CONbits
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extern _ADCON2bits
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extern _ADCON1bits
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extern _ADCON0bits
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extern _SSPCON2bits
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extern _SSPCON1bits
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extern _SSPSTATbits
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extern _T2CONbits
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extern _T1CONbits
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extern _RCONbits
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extern _WDTCONbits
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extern _HLVDCONbits
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extern _LVDCONbits
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extern _OSCCONbits
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extern _T0CONbits
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extern _STATUSbits
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extern _INTCON3bits
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extern _INTCON2bits
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extern _INTCONbits
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extern _STKPTRbits
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extern _SPPDATA
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extern _SPPCFG
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extern _SPPEPS
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extern _SPPCON
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extern _UFRM
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extern _UFRML
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extern _UFRMH
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extern _UIR
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extern _UIE
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extern _UEIR
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extern _UEIE
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extern _USTAT
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extern _UCON
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extern _UADDR
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extern _UCFG
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extern _UEP0
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extern _UEP1
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extern _UEP2
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extern _UEP3
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extern _UEP4
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extern _UEP5
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extern _UEP6
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extern _UEP7
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extern _UEP8
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extern _UEP9
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extern _UEP10
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extern _UEP11
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extern _UEP12
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extern _UEP13
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extern _UEP14
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extern _UEP15
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extern _PORTA
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extern _PORTB
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extern _PORTC
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extern _PORTD
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extern _PORTE
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extern _LATA
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extern _LATB
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extern _LATC
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extern _LATD
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extern _LATE
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extern _DDRA
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extern _TRISA
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extern _DDRB
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extern _TRISB
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extern _DDRC
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extern _TRISC
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extern _DDRD
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extern _TRISD
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extern _DDRE
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extern _TRISE
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extern _OSCTUNE
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extern _PIE1
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extern _PIR1
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extern _IPR1
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extern _PIE2
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extern _PIR2
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extern _IPR2
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extern _EECON1
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extern _EECON2
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extern _EEDATA
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extern _EEADR
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extern _RCSTA
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extern _TXSTA
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extern _TXREG
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extern _RCREG
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extern _SPBRG
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extern _SPBRGH
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extern _T3CON
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extern _TMR3
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extern _TMR3L
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extern _TMR3H
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extern _CMCON
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extern _CVRCON
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extern _CCP1AS
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extern _ECCP1AS
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extern _CCP1DEL
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extern _ECCP1DEL
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extern _BAUDCON
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extern _BAUDCTL
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extern _CCP2CON
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extern _CCPR2
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extern _CCPR2L
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extern _CCPR2H
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extern _CCP1CON
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extern _ECCP1CON
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extern _CCPR1
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extern _CCPR1L
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extern _CCPR1H
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extern _ADCON2
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extern _ADCON1
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extern _ADCON0
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extern _ADRES
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extern _ADRESL
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extern _ADRESH
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extern _SSPCON2
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extern _SSPCON1
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extern _SSPSTAT
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extern _SSPADD
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extern _SSPBUF
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extern _T2CON
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extern _PR2
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extern _TMR2
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extern _T1CON
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extern _TMR1
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extern _TMR1L
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extern _TMR1H
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extern _RCON
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extern _WDTCON
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extern _HLVDCON
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extern _LVDCON
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extern _OSCCON
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extern _T0CON
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extern _TMR0
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extern _TMR0L
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extern _TMR0H
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extern _STATUS
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extern _FSR2L
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extern _FSR2H
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extern _PLUSW2
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extern _PREINC2
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extern _POSTDEC2
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extern _POSTINC2
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extern _INDF2
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extern _BSR
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extern _FSR1L
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extern _FSR1H
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extern _PLUSW1
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extern _PREINC1
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extern _POSTDEC1
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extern _POSTINC1
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extern _INDF1
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extern _WREG
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extern _FSR0L
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extern _FSR0H
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extern _PLUSW0
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extern _PREINC0
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extern _POSTDEC0
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extern _POSTINC0
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extern _INDF0
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extern _INTCON3
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extern _INTCON2
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extern _INTCON
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extern _PROD
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extern _PRODL
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extern _PRODH
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extern _TABLAT
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extern _TBLPTR
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extern _TBLPTRL
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extern _TBLPTRH
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extern _TBLPTRU
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extern _PC
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extern _PCL
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extern _PCLATH
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extern _PCLATU
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extern _STKPTR
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extern _TOS
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extern _TOSL
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extern _TOSH
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extern _TOSU
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extern _delay1ktcy
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;--------------------------------------------------------
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; Equates to used internal registers
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;--------------------------------------------------------
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STATUS equ 0xfd8
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PCLATH equ 0xffa
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PCLATU equ 0xffb
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BSR equ 0xfe0
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FSR0L equ 0xfe9
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FSR0H equ 0xfea
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FSR1L equ 0xfe1
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FSR2L equ 0xfd9
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POSTDEC1 equ 0xfe5
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PREINC1 equ 0xfe4
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PRODL equ 0xff3
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PRODH equ 0xff4
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; Internal registers
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.registers udata_ovr 0x0000
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r0x00 res 1
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ustat_main_00 udata 0X07FF
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_sram_end res 0
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;--------------------------------------------------------
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; interrupt vector
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;--------------------------------------------------------
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;--------------------------------------------------------
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; global & static initialisations
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;--------------------------------------------------------
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; ; Starting pCode block for absolute section
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; ;-----------------------------------------
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S_main_ivec_0x1_isr code 0X000008
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ivec_0x1_isr:
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GOTO _isr
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; I code from now on!
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; ; Starting pCode block
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S_main__main code
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_main:
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; .line 45; main.c setup();
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CALL _setup
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_00121_DS_:
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; .line 48; main.c PORTDbits.RD0 = PORTBbits.RB0;
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CLRF r0x00
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BTFSC _PORTBbits, 0
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INCF r0x00, F
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MOVF r0x00, W
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ANDLW 0x01
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MOVWF PRODH
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MOVF _PORTDbits, W
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ANDLW 0xfe
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IORWF PRODH, W
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MOVWF _PORTDbits
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; .line 49; main.c if (PORTDbits.RD0){
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BTFSS _PORTDbits, 0
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BRA _00118_DS_
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; .line 50; main.c PORTDbits.RD1 = 1;
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BSF _PORTDbits, 1
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BRA _00121_DS_
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_00118_DS_:
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; .line 51; main.c } else PORTDbits.RD1 = 0;
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BCF _PORTDbits, 1
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BRA _00121_DS_
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; .line 56; main.c }
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RETURN
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; ; Starting pCode block
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S_main__isr code
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_isr:
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; .line 33; main.c void isr(void) __interrupt (1) {
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MOVFF STATUS, POSTDEC1
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MOVFF BSR, POSTDEC1
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MOVWF POSTDEC1
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MOVFF PRODL, POSTDEC1
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MOVFF PRODH, POSTDEC1
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MOVFF FSR0L, POSTDEC1
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MOVFF FSR0H, POSTDEC1
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MOVFF PCLATH, POSTDEC1
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MOVFF PCLATU, POSTDEC1
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MOVFF FSR2L, POSTDEC1
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MOVFF FSR1L, FSR2L
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; .line 34; main.c if (INTCONbits.RBIF) {
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BTFSS _INTCONbits, 0
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BRA _00111_DS_
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; .line 36; main.c WREG = PORTB; /* Read portb to elimitate mismatch condition */
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MOVF _PORTB, W
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; .line 37; main.c LATD = ~LATD;
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COMF _LATD, F
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; .line 38; main.c delay1ktcy(250);
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MOVLW 0xfa
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CALL _delay1ktcy
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_00111_DS_:
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; .line 41; main.c INTCONbits.RBIF = 0;
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BCF _INTCONbits, 0
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; .line 42; main.c }
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MOVFF PREINC1, FSR2L
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MOVFF PREINC1, PCLATU
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MOVFF PREINC1, PCLATH
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MOVFF PREINC1, FSR0H
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MOVFF PREINC1, FSR0L
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MOVFF PREINC1, PRODH
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MOVFF PREINC1, PRODL
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MOVF PREINC1, W
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MOVFF PREINC1, BSR
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MOVFF PREINC1, STATUS
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RETFIE
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; ; Starting pCode block
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S_main__setup code
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_setup:
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; .line 15; main.c void setup(void){
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MOVFF FSR2L, POSTDEC1
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MOVFF FSR1L, FSR2L
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; .line 16; main.c LATD = 0;
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CLRF _LATD
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; .line 17; main.c TRISD = 0;
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CLRF _TRISD
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; .line 19; main.c TRISB = 0xff;
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MOVLW 0xff
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MOVWF _TRISB
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; .line 20; main.c LATB = 0x00;
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CLRF _LATB
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; .line 21; main.c ADCON1 = 0xf;
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MOVLW 0x0f
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MOVWF _ADCON1
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; .line 23; main.c INTCONbits.GIE = 1;
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BSF _INTCONbits, 7
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; .line 24; main.c INTCONbits.PEIE = 1;
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BSF _INTCONbits, 6
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; .line 25; main.c INTCONbits.RBIE = 0;
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BCF _INTCONbits, 3
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; .line 26; main.c INTCON2bits.RBPU = 0;
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BCF _INTCON2bits, 7
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; .line 27; main.c INTCON2bits.RBIP = 1;
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BSF _INTCON2bits, 0
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; .line 28; main.c RCONbits.IPEN = 1;
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BSF _RCONbits, 7
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; .line 31; main.c }
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MOVFF PREINC1, FSR2L
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RETURN
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; Statistics:
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; code size: 178 (0x00b2) bytes ( 0.14%)
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; 89 (0x0059) words
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; udata size: 0 (0x0000) bytes ( 0.00%)
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; access size: 1 (0x0001) bytes
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end
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