485.mp

AVR单片机的485通信参考程序

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   001C =     28. bytes (rel,con,rom)

       Addr  Global Symbol
      -----  --------------------------------
       008C  __idata_start
       00A8  __idata_end

Area                               Addr   Size   Decimal Bytes (Attributes)
--------------------------------   ----   ----   ------- ----- ------------
                            text   00A8   04B4 =   1204. bytes (rel,con,rom)

       Addr  Global Symbol
      -----  --------------------------------
       0054  __text_start
       0054  __start
       0074  _exit
       0075  _delay_1us
       0077  _delay_nus
       0086  _delay_1ms
       0090  _delay_nms
       009F  _LCD_init
       00B4  _LCD_en_write
       00BA  _LCD_write_command
       00D8  _LCD_write_data
       00F6  _LCD_set_xy
       0106  _LCD_write_string
       011C  _LCD_write_char
       0128  _usart_init
       013A  _usart_out
       0168  _crc8
       0195  _RXC_Int
       01F9  _out_485
       021B  _main
       025B  pop_gset2
       025E  pop_gset3
       0261  push_gset5
       0263  push_gset4
       0265  push_gset3
       0267  push_gset2
       0269  push_gset1
       026C  pop_gset1
       026D  pop
       0280  push_lset
       0297  pop_lset
       02AE  __text_end

Area                               Addr   Size   Decimal Bytes (Attributes)
--------------------------------   ----   ----   ------- ----- ------------
                            data   0100   001C =     28. bytes (rel,con,ram)

       Addr  Global Symbol
      -----  --------------------------------
       0100  _n
       0100  __data_start
       0101  _flag_me
       0102  _flag_all
       011C  __data_end

Area                               Addr   Size   Decimal Bytes (Attributes)
--------------------------------   ----   ----   ------- ----- ------------
                             bss   011C   0014 =     20. bytes (rel,con,ram)

       Addr  Global Symbol
      -----  --------------------------------
       011C  _inbox
       011C  __bss_start
       0126  _send
       0130  __bss_end

Area                               Start  End    Decimal Bytes (Attributes)
--------------------------------   ----   ----   ------- ----- ------------
                          vector   0000   007C =    124. bytes (abs,ovr,rom)

Files Linked      [ module(s) ]

C:\icc\lib\crtatmega.o	[ crtatmega.s ]
main.o	[ main.c ]
<library>	[ gpop2.s, gpop3.s, gpush.s, lpush.s ]

User Global Definitions

ram_end = 0x10ff
hwstk_size = 0x10

User Base Address Definitions

func_lit = 0x8c
data = 0x100
eeprom:1.2048