.include "m644Pdef.inc"

                      jmp RESET                  ; Reset
                      jmp EXT_INT0               ; IRQ0 Request
                      jmp EXT_INT1               ; IRQ1 Request
                      jmp EXT_INT2               ; IRQ2 Request
                      jmp PC_INT0                ; Pin Change Interrupt Request 0
                      jmp PC_INT1                ; Pin Change Interrupt Request 1
                      jmp PC_INT2                ; Pin Change Interrupt Request 2
                      jmp PC_INT3                ; Pin Change Interrupt Request 3
                      jmp WDT                    ; Watchdog Time-out Interrupt
                      jmp TIMER2_COMPA           ; Timer2 CompareA
                      jmp TIMER2_COMPB           ; Timer2 CompareB
                      jmp TIMER2_OVF             ; Timer2 Overflow
                      jmp TIMER1_CAPT            ; Timer1 Capture
                      jmp TIMER1_COMPA           ; Timer1 CompareA
                      jmp TIMER1_COMPB           ; Timer1 CompareB
                      jmp TIMER1_OVF             ; Timer1 Overflow
                      jmp TIMER0_COMPA           ; Timer0 CompareA
                      jmp TIMER0_COMPB           ; Timer0 CompareB
                      jmp TIMER0_OVF             ; Timer0 Overflow
                      jmp SPI_STC                ; SPI Serial Transfer Complete
                      jmp USART0_RXC             ; USART0, Rx Complete
                      jmp USART0_UDRE            ; USART0 Data register Empty
                      jmp USART0_TXC             ; USART0, Tx Complete
                      jmp ANALOG_COMP            ; Analog Comparator
                      jmp ADC_COMP               ; ADC Conversion Complete
                      jmp EE_READY               ; EEPROM Ready
                      jmp TWI                    ; 2-wire Serial Interface
                      jmp SPM_READY              ; Store Program Memory Read
                      jmp USART1_RXC             ; USART1 RX complete
                      jmp USART1_UDRE            ; USART1 Data Register Empty
                      jmp USART1_TXC             ; USART1 TX complete

RESET:                ldi r16,high(RAMEND)
                      out SPH,r16
                      ldi r16,Low(RAMEND)
                      out SPL,r16

                      ;***************** PORTB ********************

                      ldi r16,$FF
                      out DDRB,r16

                      ldi r16,$00
                      out PORTB,r16

                      ;***************** PORTC ********************

                      ldi r16,$00
                      out DDRC,r16

                      ldi r16,$00
                      out PORTC,r16

                      ;********** EXTERNAL_INTERRUPT **************

                      ldi r16,1<<PCIE2          ;PCIE3,PCIE2,PCIE1,PCIE0
                      sts PCICR,r16

                      ldi r16,1<<PCINT20|1<<PCINT16             ;PCINT23,PCINT22,PCINT21,PCINT20,PCINT19,PCINT18,PCINT17,PCINT16
                      sts PCMSK2,r16

                      sei

mainloop:

                      jmp mainloop


;=================================== Interrupt Handler ===================================

EXT_INT0:             reti                       ; IRQ0 Request
EXT_INT1:             reti                       ; IRQ1 Request
EXT_INT2:             reti                       ; IRQ2 Request
PC_INT0:              reti                       ; Pin Change Interrupt Request 0
PC_INT1:              reti                       ; Pin Change Interrupt Request 1
;----------------------------------------------------------------------------------------
PC_INT2:              in r16,PinC
                      out PortB,r16
                      reti                       ; Pin Change Interrupt Request 2
;----------------------------------------------------------------------------------------
PC_INT3:              reti                       ; Pin Change Interrupt Request 3
WDT:                  reti                       ; Watchdog Time-out Interrupt
TIMER2_COMPA:         reti                       ; Timer2 CompareA
TIMER2_COMPB:         reti                       ; Timer2 CompareB
TIMER2_OVF:           reti                       ; Timer2 Overflow
TIMER1_CAPT:          reti                       ; Timer1 Capture
TIMER1_COMPA:         reti                       ; Timer1 CompareA
TIMER1_COMPB:         reti                       ; Timer1 CompareB
TIMER1_OVF:           reti                       ; Timer1 Overflow
TIMER0_COMPA:         reti                       ; Timer0 CompareA
TIMER0_COMPB:         reti                       ; Timer0 CompareB
TIMER0_OVF:           reti                       ; Timer0 Overflow
SPI_STC:              reti                       ; SPI Serial Transfer Complete
USART0_RXC:           reti                       ; USART0, Rx Complete
USART0_UDRE:          reti                       ; USART0 Data register Empty
USART0_TXC:           reti                       ; USART0, Tx Complete
ANALOG_COMP:          reti                       ; Analog Comparator
ADC_COMP:             reti                       ; ADC Conversion Complete
EE_READY:             reti                       ; EEPROM Ready
TWI:                  reti                       ; 2-wire Serial Interface
SPM_READY:            reti                       ; Store Program Memory Read
USART1_RXC:           reti                       ; USART1 RX complete
USART1_UDRE:          reti                       ; USART1 Data Register Empty
USART1_TXC:           reti                       ; USART1 TX complete

;=================================== End of Interrupts ===================================

;====================================== End of File ======================================