lcd1602四线接口应用范例.mp

LCD1602四线接口应用范例（AVR_GCC）

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

Area                               Addr   Size   Decimal Bytes (Attributes)
--------------------------------   ----   ----   ------- ----- ------------
                             lit   0026   005D =     93. bytes (rel,con,rom)

       Addr  Global Symbol
      -----  --------------------------------
       0026  __lit_start
       0083  __lit_end

Area                               Addr   Size   Decimal Bytes (Attributes)
--------------------------------   ----   ----   ------- ----- ------------
                           idata   0083   0003 =      3. bytes (rel,con,rom)

       Addr  Global Symbol
      -----  --------------------------------
       0083  __idata_start
       0086  __idata_end

Area                               Addr   Size   Decimal Bytes (Attributes)
--------------------------------   ----   ----   ------- ----- ------------
                            text   0086   0A64 =   2660. bytes (rel,con,rom)

       Addr  Global Symbol
      -----  --------------------------------
       0043  __start
       0043  __text_start
       0062  _exit
       0063  _LCD_init
       00A2  _LCD_write_char
       00C5  _LCD_write_DATA_PORT
       0105  _LCD_clear
       011D  _LCD_check
       017A  _LCD_write_string
       01C9  _LCD_write_number
       02EE  _LCD_write_time
       035B  _LCD_write_new
       03B4  _LCD_write_CGRAM
       03CE  _LCD_init_CGRAM
       03FE  _main
       046F  _delay_1ms
       047A  _delay_nms
       0487  _delay_nus
       0494  mod16u
       0496  div16u
       0497  xdiv16u
       04B0  div32u
       04B2  mod32u
       04B6  div32s
       04B8  mod32s
       04E3  long_div_prolog
       04F6  long_div_epilog
       0505  tst_R16_R19
       050A  tst_R24_R27
       050F  neg_R16_R19
       0518  neg_R24_R27
       0521  mod8u
       0523  div8u
       0524  xdiv8u
       0539  pop_gset2
       053B  pop_gset5
       053D  push_gset5
       053F  push_gset4
       0541  push_gset3
       0543  push_gset2
       0545  push_gset1
       0548  pop_gset1
       0549  pop
       055C  asgncblk
       0575  __text_end

Area                               Addr   Size   Decimal Bytes (Attributes)
--------------------------------   ----   ----   ------- ----- ------------
                            data   0060   0003 =      3. bytes (rel,con,ram)

       Addr  Global Symbol
      -----  --------------------------------
       0060  __data_start
       0060  _new
       0061  _num
       0063  __data_end

Area                               Addr   Size   Decimal Bytes (Attributes)
--------------------------------   ----   ----   ------- ----- ------------
                             bss   0063   004B =     75. bytes (rel,con,ram)

       Addr  Global Symbol
      -----  --------------------------------
       0063  __bss_start
       0063  _add
       0064  _data
       0084  _lcd_data
       00A4  _D882_P
       00A6  _BT1_T
       00A8  _BT1_time
       00AA  _time
       00AB  _sec
       00AC  _min
       00AD  _hour
       00AE  __bss_end

Area                               Start  End    Decimal Bytes (Attributes)
--------------------------------   ----   ----   ------- ----- ------------
                          vector   0000   0002 =      2. bytes (abs,ovr,rom)

Files Linked      [ module(s) ]

C:\icc\lib\crtAVR.o	[ crtavr.s ]
LCD_1602_Driver.o	[ LCD_1602_Driver.c ]
main.o	[ main.c ]
delay.o	[ delay.c ]
<library>	[ div16u.s, div32.s, div8u.s, gpop2.s, gpop5.s, gpush.s, pmstruct.s ]

User Global Definitions

ram_end = 0x45f
hwstk_size = 0x10

User Base Address Definitions

func_lit = 0x26
data = 0x60
eeprom:1.512