24c01.mp

通过MEGA128的串口对I2C芯片24c01的读写程序

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   003D =     61. bytes (rel,con,rom)

       Addr  Global Symbol
      -----  --------------------------------
       008C  __idata_start
       00C9  __idata_end

Area                               Addr   Size   Decimal Bytes (Attributes)
--------------------------------   ----   ----   ------- ----- ------------
                            text   00CA   090E =   2318. bytes (rel,con,rom)

       Addr  Global Symbol
      -----  --------------------------------
       0065  __text_start
       0065  __start
       0085  _exit
       0086  _main
       00D2  _twi_init
       00E0  _i2cstart
       00E8  _i2cwt
       00F6  _i2crd
       0100  _i2cstop
       0104  _wt24c_fc
       0132  _wt24c
       01AA  _rd24c
       01DB  _delay_1us
       01DD  _delay_nus
       01EC  _delay_1ms
       01F6  _delay_nms
       0205  _Com_init
       0217  _Com_baudrate
       0246  _Com_putchar
       0257  _Com_putstring
       027C  _Com_getchar
       0289  _Com_Rbuf_Clear
       0291  _Com_getstring
       02B7  _Com_R_count
       02BA  _Rbuf_init
       02C3  _Tbuf_init
       02D6  _Rbuf_empty
       02E5  _Tbuf_full
       02F6  _Tbuf_putchar
       032F  _Rbuf_getchar
       0353  _uart0_rx_isr
       0396  _uart0_tx_isr
       03DE  push_arg4
       03E0  push_arg2
       03E3  div32u
       03E5  mod32u
       03E9  div32s
       03EB  mod32s
       0416  long_div_prolog
       0429  long_div_epilog
       0438  tst_R16_R19
       043D  tst_R24_R27
       0442  neg_R16_R19
       044B  neg_R24_R27
       0454  mod8u
       0456  div8u
       0457  xdiv8u
       046C  empy32s
       046C  empy32u
       049C  pop_gset2
       049F  pop_gset3
       04A2  pop_gset4
       04A5  pop_gset5
       04A8  push_gset5
       04AA  push_gset4
       04AC  push_gset3
       04AE  push_gset2
       04B0  push_gset1
       04B3  pop_gset1
       04B4  pop
       04C7  long_prolog
       04D5  long_epilog
       04E0  tstzero1
       04E6  tstzero2
       04EC  __text_end

Area                               Addr   Size   Decimal Bytes (Attributes)
--------------------------------   ----   ----   ------- ----- ------------
                            data   0100   003D =     61. bytes (rel,con,ram)

       Addr  Global Symbol
      -----  --------------------------------
       0100  __data_start
       013D  __data_end

Area                               Addr   Size   Decimal Bytes (Attributes)
--------------------------------   ----   ----   ------- ----- ------------
                             bss   013D   00D1 =    209. bytes (rel,con,ram)

       Addr  Global Symbol
      -----  --------------------------------
       013D  __bss_start
       013D  _syserr
       013E  _RTbuf_UART0
       020E  __bss_end

Area                               Start  End    Decimal Bytes (Attributes)
--------------------------------   ----   ----   ------- ----- ------------
                          vector   0000   0054 =     84. bytes (abs,ovr,rom)

Files Linked      [ module(s) ]

D:\icc\lib\crtatmega.o	[ crtatmega.s ]
main.o	[ main.c ]
TWI.o	[ TWI.c ]
AT24C01.o	[ AT24C01.c ]
delay.o	[ delay.c ]
sio.o	[ sio.c ]
<library>	[ asave.s, div32.s, div8u.s, emul32.s, gpop2.s, gpop3.s, gpop4.s, gpop5.s, gpush.s, longutil.s ]

User Global Definitions

ram_end = 0x10ff
hwstk_size = 0x10

User Base Address Definitions

func_lit = 0x8c
data = 0x100
eeprom:1.4096