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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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ATmega1284P датащи(PDF) 64 Page - ATMEL Corporation |
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ATmega1284P датащи(HTML) 64 Page - ATMEL Corporation |
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64 / 468 page  64 8152G–AVR–11/09 ATmega164PA/324PA/644PA/1284P When the BOOTRST Fuse is unprogrammed, the Boot section size set to 8K 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 is: Address Labels Code Comments 0x00000 RESET: ldi r16,high(RAMEND); Main program start 0x00001 out SPH,r16 ; Set Stack Pointer to top of RAM 0x00002 ldi r16,low(RAMEND) 0x00003 out SPL,r16 0x00004 sei ; Enable interrupts 0x00005 <instr> xxx ; .org 0x1F002 0x1F002 jmp EXT_INT0 ; IRQ0 Handler 0x1F004 jmp EXT_INT1 ; IRQ1 Handler ... ... ... ; 0x1FO36 jmp SPM_RDY ; SPM Ready Handler When the BOOTRST Fuse is programmed and the Boot section size set to 8K bytes, the most typical and general program setup for the Reset and Interrupt Vector Addresses is: Address Labels Code Comments .org 0x0002 0x00002 jmp EXT_INT0 ; IRQ0 Handler 0x0022 jmp TIM0_COMPB ; Timer0 CompareB 0x0024 jmp TIM0_OVF ; Timer0 Overflow 0x0026 jmp SPI_STC ; SPI Transfer Complete 0x0028 jmp USART0_RXC ; USART0 RX Complete 0x002A jmp USART0_UDRE ; USART0,UDR Empty 0x002C jmp USART0_TXC ; USART0 TX Complete 0x002E jmp ANA_COMP ; Analog Comparator 0x0030 jmp ADC ; ADC Conversion Complete 0x0032 jmp EE_RDY ; EEPROM Ready 0x0034 jmp TWI ; 2-wire Serial 0x0036 jmp SPM_RDY ; SPM Ready 0x0038 jmp USART1_RXC ; USART1 RX Complete 0x003A jmp USART1_UDRE ; USART1,UDR Empty 0x003C jmp USART1_TXC ; USART1 TX Complete ; 0x003E RESET: ldi r16, high(RAMEND) ; Main program start 0x003F out SPH,r16 ; Set Stack Pointer to top of RAM 0x0040 ldi r16, low(RAMEND) 0x0041 out SPL,r16 0x0042 sei ; Enable interrupts 0x0043 <instr> xxx ... ... ... ... |
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