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ATmega328P Datasheet(PDF) 67 Page - ATMEL Corporation |
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ATmega328P Datasheet(HTML) 67 Page - ATMEL Corporation |
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67 / 448 page  67 8161D–AVR–10/09 ATmega48PA/88PA/168PA/328P 0x0020 jmp TIM0_OVF ; Timer0 Overflow Handler 0x0022 jmp SPI_STC ; SPI Transfer Complete Handler 0x0024 jmp USART_RXC ; USART, RX Complete Handler 0x0026 jmp USART_UDRE ; USART, UDR Empty Handler 0x0028 jmp USART_TXC ; USART, TX Complete Handler 0x002A jmp ADC ; ADC Conversion Complete Handler 0x002C jmp EE_RDY ; EEPROM Ready Handler 0x002E jmp ANA_COMP ; Analog Comparator Handler 0x0030 jmp TWI ; 2-wire Serial Interface Handler 0x0032 jmp SPM_RDY ; Store Program Memory Ready Handler ; 0x0033RESET: ldi r16, high(RAMEND); Main program start 0x0034 out SPH,r16 ; Set Stack Pointer to top of RAM 0x0035 ldi r16, low(RAMEND) 0x0036 out SPL,r16 0x0037 sei ; Enable interrupts 0x0038 <instr> xxx ... ... ... ... When the BOOTRST Fuse is unprogrammed, the Boot section size set to 2K bytes 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 ATmega328P is: Address Labels Code Comments 0x0000 RESET: ldi r16,high(RAMEND); Main program start 0x0001 out SPH,r16 ; Set Stack Pointer to top of RAM 0x0002 ldi r16,low(RAMEND) 0x0003 out SPL,r16 0x0004 sei ; Enable interrupts 0x0005 <instr> xxx ; .org 0x3C02 0x3C02 jmp EXT_INT0 ; IRQ0 Handler 0x3C04 jmp EXT_INT1 ; IRQ1 Handler ... ... ... ; 0x3C32 jmp SPM_RDY ; Store Program Memory Ready Handler When the BOOTRST Fuse is programmed and the Boot section size set to 2K bytes, the most typical and general program setup for the Reset and Interrupt Vector Addresses in ATmega328P is: Address Labels Code Comments .org 0x0002 0x0002 jmp EXT_INT0 ; IRQ0 Handler 0x0004 jmp EXT_INT1 ; IRQ1 Handler ... ... ... ; 0x0032 jmp SPM_RDY ; Store Program Memory Ready Handler ; .org 0x3C00 0x3C00 RESET: ldi r16,high(RAMEND); Main program start |
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