A000003 Arduino, A000003 Datasheet - Page 59

• Manufacturer Part Number: A000003
• Description: MCU, MPU & DSP Development Tools MINI
• Manufacturer: Arduino
• Series: -r
• Type: MCUr

Specifications of A000003

• Processor To Be Evaluated: Atmega328
• Processor Series: ATmega
• Data Bus Width: 8 bit
• Interface Type: USB, RS-232
• Operating Supply Voltage: 7 V to 9 V
• Contents: Board
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• For Use With/related Products: ATmega168

2545S–AVR–07/10
When the BOOTRST Fuse is unprogrammed, the Boot section size set to 2 Kbytes and the
IVSEL bit in the MCUCR Register is set before any interrupts are enabled, the most typical and
general program setup for the Reset and Interrupt Vector Addresses in ATmega88 is:
When the BOOTRST Fuse is programmed and the Boot section size set to 2 Kbytes, the most
typical and general program setup for the Reset and Interrupt Vector Addresses in ATmega88
is:
When the BOOTRST Fuse is programmed, the Boot section size set to 2 Kbytes and the IVSEL
bit in the MCUCR Register is set before any interrupts are enabled, the most typical and general
program setup for the Reset and Interrupt Vector Addresses in ATmega88 is:
Address Labels Code
0x000
0x001
0x002
0x003
0x004
0x005
;
.org 0xC01
0xC01
0xC02
...
0xC19
Address Labels Code
.org 0x001
0x001
0x002
...
0x019
;
.org 0xC00
0xC00
0xC01
0xC02
0xC03
0xC04
0xC05
Address Labels Code
;
.org 0xC00
0xC00
0xC01
0xC02
...
0xC19
;
0xC1A
RESET: ldi
RESET: ldi
RESET: ldi
out
ldi
out
sei
<instr>
rjmp
rjmp
...
rjmp
rjmp
rjmp
...
rjmp
out
ldi
out
sei
<instr>
rjmp
rjmp
rjmp
...
rjmp
r16,high(RAMEND); Main program start
SPH,r16
r16,low(RAMEND)
SPL,r16
EXT_INT0
EXT_INT1
...
SPM_RDY
EXT_INT0
EXT_INT1
...
SPM_RDY
r16,high(RAMEND); Main program start
SPH,r16
r16,low(RAMEND)
SPL,r16
RESET
EXT_INT0
EXT_INT1
...
SPM_RDY
r16,high(RAMEND); Main program start
xxx
xxx
Comments
Comments
; Set Stack Pointer to top of RAM
; Enable interrupts
; IRQ0 Handler
; IRQ1 Handler
;
; Store Program Memory Ready Handler
; IRQ0 Handler
; IRQ1 Handler
;
; Store Program Memory Ready Handler
; Set Stack Pointer to top of RAM
; Enable interrupts
Comments
; Reset handler
; IRQ0 Handler
; IRQ1 Handler
;
; Store Program Memory Ready Handler
ATmega48/88/168
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