.ATmega2560
;http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-2549-8-bit-AVR-Microcontroller-ATmega640-1280-1281-2560-2561_datasheet.pdf

SUBARCH=6

RAM=8192
ROM=262144
EEPROM=4096

; MEMORY MAP
;See figure 8-2
area DATA GPWR_ 	0x0000:0x001F General registers ( 32 registers )
area DATA FSR_  	0x0020:0x005F 64 I/O registers
area DATA EXTIO_	0x0060:0x01FF 416 External U/O registers
area DATA I_SRAM_	0x0200:0x21FF Internal SRAM ( 8192 * 8 )
area DATA E_SRAM_	0x2200:0xFFFF External SRAM ( 0-64K * 8 )

; Interrupt and reset vector assignements
; from table 14-1
entry __RESET 		0x0000 External Pin, Power-on Reset
entry INT0_			0x0002 External Interrupt Request 0
entry INT1_			0x0004 External Interrupt Request 1
entry INT2_			0x0006 External Interrupt Request 2
entry INT3_			0x0008 External Interrupt Request 3
entry INT4_			0x000A External Interrupt Request 4
entry INT5_			0x000C External Interrupt Request 5
entry INT6_			0x000E External Interrupt Request 6
entry INT7_			0x0010 External Interrupt Request 7
entry PCINT0_		0x0012 Pin Change Interrupt Request 0
entry PCINT1_		0x0014 Pin Change Interrupt Request 1
entry PCINT2_		0x0016 Pin Change Interrupt Request 2
entry WDT_			0x0018 Watchdog Time-ut Interrupt
entry TIMER2_COMPA_	0x001A Timer/Counter2 Compare Match A
entry TIMER2_COMPB_	0x001C Timer/Counter2 Compare Match B
entry TIMER2_OVF_	0x001E Timer/Counter2 Overflow
entry TIMER1_CAPT_	0x0020 Timer/Counter1 Capture Event
entry TIMER1_COMPA_	0x0022 Timer/Counter1 Compare Match A
entry TIMER1_COMPB_	0x0024 Timer/Counter1 Compare Match B
entry TIMER1_COMPC_	0x0026 Timer/Counter1 Compare Match C
entry TIMER1_OVF_	0x0028 Timer/Counter1 Overflow
entry TIMER0_COMPA_	0x002A Timer/Counter0 Compare Match A
entry TIMER0_COMPB_	0x002C Timer/Counter0 Compare Match B
entry TIMER0_OVF_	0x002E Timer/Counter0 Overflow
entry SPI_STC_		0x0030 SPI Serial Transfer Complete
entry USART0_RX_	0x0032 USART0 Rx Complete
entry USART0_UDRE_	0x0034 USART0 Data Register Empty
entry USART0_TX_	0x0036 USART0 TX Complete
entry ANALOG_COMP_	0x0038 Analog Comparator
entry ADC_			0x003A ADC Conversion Complete

; Input/ Output Ports
; From 33. Register Summary
PINA	0x0000
PINA.PINA7 7
PINA.PINA6 6
PINA.PINA5 5
PINA.PINA4 4
PINA.PINA3 3
PINA.PINA2 2
PINA.PINA1 1
PINA.PINA0 0
DDRA	0X0001
DDRA.DDRA7 7
DDRA.DDRA6 6
DDRA.DDRA5 5
DDRA.DDRA4 4
DDRA.DDRA3 3
DDRA.DDRA2 2
DDRA.DDRA1 1
DDRA.DDRA0 0
PORTA	0x0002
PORTA.PORTA7 7
PORTA.PORTA6 6
PORTA.PORTA5 5
PORTA.PORTA4 4
PORTA.PORTA3 3
PORTA.PORTA2 2
PORTA.PORTA1 1
PORTA.PORTA0 0
PINB	0x0003
PINB.PINB7 7
PINB.PINB6 6
PINB.PINB5 5
PINB.PINB4 4
PINB.PINB3 3
PINB.PINB2 2
PINB.PINB1 1
PINB.PINB0 0
DDRB	0X0004
DDRB.DDRB7 7
DDRB.DDRB6 6
DDRB.DDRB5 5
DDRB.DDRB4 4
DDRB.DDRB3 3
DDRB.DDRB2 2
DDRB.DDRB1 1
DDRB.DDRB0 0
PORTB	0x0005
PORTB.PORTB7 7
PORTB.PORTB6 6
PORTB.PORTB5 5
PORTB.PORTB4 4
PORTB.PORTB3 3
PORTB.PORTB2 2
PORTB.PORTB1 1
PORTB.PORTB0 0
PINC	0x0006
PINC.PINC7 7
PINC.PINC6 6
PINC.PINC5 5
PINC.PINC4 4
PINC.PINC3 3
PINC.PINC2 2
PINC.PINC1 1
PINC.PINC0 0
DDRC	0X0007
DDRC.DDRC7 7
DDRC.DDRC6 6
DDRC.DDRC5 5
DDRC.DDRC4 4
DDRC.DDRC3 3
DDRC.DDRC2 2
DDRC.DDRC1 1
DDRC.DDRC0 0
PORTC	0x0008
PORTC.PORTC7 7
PORTC.PORTC6 6
PORTC.PORTC5 5
PORTC.PORTC4 4
PORTC.PORTC3 3
PORTC.PORTC2 2
PORTC.PORTC1 1
PORTC.PORTC0 0
PIND	0x0009
PIND.PIND7 7
PIND.PIND6 6
PIND.PIND5 5
PIND.PIND4 4
PIND.PIND3 3
PIND.PIND2 2
PIND.PIND1 1
PIND.PIND0 0
DDRD	0X000A
DDRD.DDRD7 7
DDRD.DDRD6 6
DDRD.DDRD5 5
DDRD.DDRD4 4
DDRD.DDRD3 3
DDRD.DDRD2 2
DDRD.DDRD1 1
DDRD.DDRD0 0
PORTD	0x000B
PORTD.PORTD7 7
PORTD.PORTD6 6
PORTD.PORTD5 5
PORTD.PORTD4 4
PORTD.PORTD3 3
PORTD.PORTD2 2
PORTD.PORTD1 1
PORTD.PORTD0 0
PINE	0x000E
PINE.PINE7 7
PINE.PINE6 6
PINE.PINE5 5
PINE.PINE4 4
PINE.PINE3 3
PINE.PINE2 2
PINE.PINE1 1
PINE.PINE0 0
DDRE	0X000D
DDRE.DDRE7 7
DDRE.DDRE6 6
DDRE.DDRE5 5
DDRE.DDRE4 4
DDRE.DDRE3 3
DDRE.DDRE2 2
DDRE.DDRE1 1
DDRE.DDRE0 0
PORTE	0x000E
PORTE.PORTE7 7
PORTE.PORTE6 6
PORTE.PORTE5 5
PORTE.PORTE4 4
PORTE.PORTE3 3
PORTE.PORTE2 2
PORTE.PORTE1 1
PORTE.PORTE0 0
PINF	0x000F
PINF.PINF7 7
PINF.PINF6 6
PINF.PINF5 5
PINF.PINF4 4
PINF.PINF3 3
PINF.PINF2 2
PINF.PINF1 1
PINF.PINF0 0
DDRF	0X0010
DDRF.DDRF7 7
DDRF.DDRF6 6
DDRF.DDRF5 5
DDRF.DDRF4 4
DDRF.DDRF3 3
DDRF.DDRF2 2
DDRF.DDRF1 1
DDRF.DDRF0 0
PORTF	0x0011
PORTF.PORTF7 7
PORTF.PORTF6 6
PORTF.PORTF5 5
PORTF.PORTF4 4
PORTF.PORTF3 3
PORTF.PORTF2 2
PORTF.PORTF1 1
PORTF.PORTF0 0
PING	0x0012
PING.PING5 5
PING.PING4 4
PING.PING3 3
PING.PING2 2
PING.PING1 1
PING.PING0 0
DDRG	0X0013
DDRG.DDRG5 5
DDRG.DDRG4 4
DDRG.DDRG3 3
DDRG.DDRG2 2
DDRG.DDRG1 1
DDRG.DDRG0 0
PORTG	0x0014
PORTG.PORTG5 5
PORTG.PORTG4 4
PORTG.PORTG3 3
PORTG.PORTG2 2
PORTG.PORTG1 1
PORTG.PORTG0 0
TIFR0	0x0015
TIFR0.OCF0B 2
TIFR0.OCF0A 1
TIFR0.TOV0 0
TIFR1	0x0016
TIFR1.ICF1 5
TIFR1.OCF1C 3
TIFR1.OCF1B 2
TIFR1.OCF1A 1
TIFR1.TOV1 0
TIFR2	0x0017
TIFR2.OCF2B 2
TIFR2.OCF2A 1
TIFR2.TOV2 0
TIFR3	0x0018
TIFR3.ICF3 5
TIFR3.OCF3C 3
TIFR3.OCF3B 2
TIFR3.OCF3A 1
TIFR3.TOV3 0
TIFR4	0x0019
TIFR4.ICF4 5
TIFR4.OCF4C 3
TIFR4.OCF4B 2
TIFR4.OCF4A 1
TIFR4.TOV4 0
TIFR5	0x001A
TIFR5.ICF5 5
TIFR5.OCF5C 3
TIFR5.OCF5B 2
TIFR5.OCF5A 1
TIFR5.TOV5 0
PCIFR	0x001B
PCIFR.PCIF2 2
PCIFR.PCIF1 1
PCIFR.PCIF0 0
EIFR	0x001C
EIFR.INT7 7
EIFR.INT6 6
EIFR.INT5 5
EIFR.INT4 4
EIFR.INT3 3
EIFR.INT2 2
EIFR.INT1 1
EIFR.INT0 0
EIMSK	0x001D
EIMSK.INT7 7
EIMSK.INT6 6
EIMSK.INT5 5
EIMSK.INT4 4
EIMSK.INT3 3
EIMSK.INT2 2
EIMSK.INT1 1
EIMSK.INT0 0
GPIOR0	0x001E
EECR	0x001F
EECR.EEPM1 5
EECR.EEPM0 4
EECR.EERIE 3
EECR.EEMPE 2
EECR.EEPE  1
EECR.EEPE  0
EEDR	0x0020
EEARL	0x0021
EEARH	0x0022
EEARH.EEAR8 8
GTCCR	0x0023
GTCCR.TSM 7
GTCCR.PSRASY 1
GTCCR.PSRSYNC 0
TCCR0A	0x0024
TCCR0A.COM0A1 7
TCCR0A.COM0A0 6
TCCR0A.COM0B1 5
TCCR0A.COM0B0 4
TCCR0A.WGM01 1
TCCR0A.WGM00 0
TCCR0B	0x0025
TCCR0B.FOC0A 7
TCCR0B.FOC0B 6
TCCR0B.WGM02 3
TCCR0B.CS02  2
TCCR0B.CSO1  1
TCCR0B.CSO0  0
TCNT0	0x0026
OCROA	0x0027
OCROB	0x0028
GPIOR1	0x002A
GPIOR2	0x002B
SPCR	0x002C
SPCR.SPIE 7
SPCR.SPE  6
SPCR.DORD 5
SPCR.MSTR 4
SPCR.CPOL 3
SPCR.CPHA 2
SPCR.SPR1 1
SPCR.SPR0 0
SPSR	0x002D
SPSR.SPIF 7
SPSR.WOOL 6
SPSR.SPI2X 0
SPDR	0x002E
ACSR	0x0030
ACSR.ACD 7
ACSR.ACBG 6
ACSR.ACO 5
ACSR.ACI 4
ACSR.ACIE 3
ACSR.ACIC 2
ACSR.ACIS1 1
ACSR.ACIS0 0
OCDR	0x0031
OCDR.OCDR7 7
OCDR.OCDR6 6
OCDR.OCDR5 5
OCDR.OCDR4 4
OCDR.OCDR3 3
OCDR.OCDR2 2
OCDR.OCDR1 1
OCDR.OCDR0 0
SMCR	0x0033
SMCR.SM2 3
SMCR.SM1 2
SMCR.SM0 1
SMCR.SE 0
MCUSR	0x0034
MCUSR.JTRF 4
MCUSR.WDRF 3
MCUSR.BORF 2
MCUSR.EXTRF 1
MCUSR.PORF 0
MCUCR	0x0035
MCUCR.JTD 7
MCUCR.PUD 4
MCUCR.IVSEL 1
MCUCR.IVCE 0
SPMCSR	0x0037
SPMCSR.SPMIE 7
SPMCSR.RWWSB 6
SPMCSR.SIGRD 5
SPMCSR.RWWSRE 4
SPMCSR.BLBSET 3
SPMCSR.PGWRT 2
SPMCSR.PGERS 1
SPMCSR.SPMEN 0
RAMPZ 0x003B
RAMPS.RAMPZ1 1
RAMPZ.RAMPZ0 0
EIND	0x003C
EIND.EIND0 0
SPL	0x003D
SPL.SP7 7
SPL.SP6 6
SPL.SP5 5
SPL.SP4 4
SPL.SP3 3
SPL.SP2 2
SPL.SP1 1
SPL.SP0 0
SPH 0x003E
SPH.SP15 7
SPH.SP14 6
SPH.SP13 5
SPH.SP12 4
SPH.SP11 3
SPH.SP10 2
SPH.SP9 1
SPH.SP8 0
SREG 0x003F
SREG.I 7
SREG.T 6
SREG.H 5
SREG.S 4
SREG.V 3
SREG.N 2
SREG.Z 1
SREG.C 0