int4.mp

这个程序是用atmega128芯片实现外部中断的一个例子

NOTE: AVR Code addresses are word addresses
All other addresses (including ones in FLASH) are byte addresses

Area                               Addr   Size   Decimal Bytes (Attributes)
--------------------------------   ----   ----   ------- ----- ------------
                           idata   008C   0001 =      1. bytes (rel,con,rom)

       Addr  Global Symbol
      -----  --------------------------------
       008C  __idata_start
       008D  __idata_end

Area                               Addr   Size   Decimal Bytes (Attributes)
--------------------------------   ----   ----   ------- ----- ------------
                            text   008E   0164 =    356. bytes (rel,con,rom)

       Addr  Global Symbol
      -----  --------------------------------
       0047  __start
       0047  __text_start
       0067  _exit
       0068  _ext_int0_isr
       0084  _encoder
       00CA  _main
       00E2  push_gset1
       00E5  pop_gset1
       00E6  pop
       00F9  __text_end

Area                               Addr   Size   Decimal Bytes (Attributes)
--------------------------------   ----   ----   ------- ----- ------------
                            data   0100   0001 =      1. bytes (rel,con,ram)

       Addr  Global Symbol
      -----  --------------------------------
       0100  __data_start
       0100  _key
       0101  __data_end

Area                               Addr   Size   Decimal Bytes (Attributes)
--------------------------------   ----   ----   ------- ----- ------------
                          vector   0000   0004 =      4. bytes (abs,ovr,rom)

Files Linked      [ module(s) ]

C:\icc\lib\crtatmega.o	[ crtatmega.s ]
int4.o	[ int4.c ]
<library>	[ gpush.s ]

User Global Definitions

ram_end = 0x10ff
hwstk_size = 0x1e

User Base Address Definitions

func_lit = 0x8c
data = 0x100
eeprom:1.4096