📄 led.asm
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;--------------------------------------------------------
; File Created by SDCC : FreeWare ANSI-C Compiler
; Version 2.3.8 Thu Mar 17 21:27:55 2005
;--------------------------------------------------------
.module led
.optsdcc -mmcs51 --model-small
;--------------------------------------------------------
; Public variables in this module
;--------------------------------------------------------
.globl _main
.globl _LED_state_G
.globl _LED_pin2
.globl _LED_pin
.globl _LED_FLASH_Init
.globl _LED_FLASH_Change_State
.globl _DELAY_LOOP_Wait
;--------------------------------------------------------
; special function registers
;--------------------------------------------------------
_P0 = 0x0080
_SP = 0x0081
_DPL = 0x0082
_DPH = 0x0083
_PCON = 0x0087
_TCON = 0x0088
_TMOD = 0x0089
_TL0 = 0x008a
_TL1 = 0x008b
_TH0 = 0x008c
_TH1 = 0x008d
_P1 = 0x0090
_SCON = 0x0098
_SBUF = 0x0099
_P2 = 0x00a0
_IE = 0x00a8
_P3 = 0x00b0
_IP = 0x00b8
_PSW = 0x00d0
_ACC = 0x00e0
_B = 0x00f0
;--------------------------------------------------------
; special function bits
;--------------------------------------------------------
_P0_0 = 0x0080
_P0_1 = 0x0081
_P0_2 = 0x0082
_P0_3 = 0x0083
_P0_4 = 0x0084
_P0_5 = 0x0085
_P0_6 = 0x0086
_P0_7 = 0x0087
_IT0 = 0x0088
_IE0 = 0x0089
_IT1 = 0x008a
_IE1 = 0x008b
_TR0 = 0x008c
_TF0 = 0x008d
_TR1 = 0x008e
_TF1 = 0x008f
_P1_0 = 0x0090
_P1_1 = 0x0091
_P1_2 = 0x0092
_P1_3 = 0x0093
_P1_4 = 0x0094
_P1_5 = 0x0095
_P1_6 = 0x0096
_P1_7 = 0x0097
_RI = 0x0098
_TI = 0x0099
_RB8 = 0x009a
_TB8 = 0x009b
_REN = 0x009c
_SM2 = 0x009d
_SM1 = 0x009e
_SM0 = 0x009f
_P2_0 = 0x00a0
_P2_1 = 0x00a1
_P2_2 = 0x00a2
_P2_3 = 0x00a3
_P2_4 = 0x00a4
_P2_5 = 0x00a5
_P2_6 = 0x00a6
_P2_7 = 0x00a7
_EX0 = 0x00a8
_ET0 = 0x00a9
_EX1 = 0x00aa
_ET1 = 0x00ab
_ES = 0x00ac
_EA = 0x00af
_P3_0 = 0x00b0
_P3_1 = 0x00b1
_P3_2 = 0x00b2
_P3_3 = 0x00b3
_P3_4 = 0x00b4
_P3_5 = 0x00b5
_P3_6 = 0x00b6
_P3_7 = 0x00b7
_RXD = 0x00b0
_TXD = 0x00b1
_INT0 = 0x00b2
_INT1 = 0x00b3
_T0 = 0x00b4
_T1 = 0x00b5
_WR = 0x00b6
_RD = 0x00b7
_PX0 = 0x00b8
_PT0 = 0x00b9
_PX1 = 0x00ba
_PT1 = 0x00bb
_PS = 0x00bc
_P = 0x00d0
_F1 = 0x00d1
_OV = 0x00d2
_RS0 = 0x00d3
_RS1 = 0x00d4
_F0 = 0x00d5
_AC = 0x00d6
_CY = 0x00d7
;--------------------------------------------------------
; overlayable register banks
;--------------------------------------------------------
.area REG_BANK_0 (REL,OVR,DATA)
.ds 8
;--------------------------------------------------------
; internal ram data
;--------------------------------------------------------
.area DSEG (DATA)
;--------------------------------------------------------
; overlayable items in internal ram
;--------------------------------------------------------
.area OSEG (OVR,DATA)
;--------------------------------------------------------
; Stack segment in internal ram
;--------------------------------------------------------
.area SSEG (DATA)
__start__stack:
.ds 1
;--------------------------------------------------------
; indirectly addressable internal ram data
;--------------------------------------------------------
.area ISEG (DATA)
;--------------------------------------------------------
; bit data
;--------------------------------------------------------
.area BSEG (BIT)
_LED_pin::
.ds 1
_LED_pin2::
.ds 1
_LED_state_G::
.ds 1
;--------------------------------------------------------
; external ram data
;--------------------------------------------------------
.area XSEG (XDATA)
;--------------------------------------------------------
; external initialized ram data
;--------------------------------------------------------
.area XISEG (XDATA)
;--------------------------------------------------------
; interrupt vector
;--------------------------------------------------------
.area CSEG (CODE)
__interrupt_vect:
ljmp __sdcc_gsinit_startup
reti
.ds 7
reti
.ds 7
reti
.ds 7
reti
.ds 7
reti
.ds 7
reti
;--------------------------------------------------------
; global & static initialisations
;--------------------------------------------------------
.area GSINIT (CODE)
.area GSFINAL (CODE)
.area GSINIT (CODE)
__sdcc_gsinit_startup:
mov sp,#__start__stack - 1
lcall __sdcc_external_startup
mov a,dpl
jz __sdcc_init_data
ljmp __sdcc_program_startup
__sdcc_init_data:
; _mcs51_genXINIT() start
mov r1,#l_XINIT
mov a,r1
orl a,#(l_XINIT >> 8)
jz 00003$
mov r2,#((l_XINIT+255) >> 8)
mov dptr,#s_XINIT
mov r0,#s_XISEG
mov p2,#(s_XISEG >> 8)
00001$: clr a
movc a,@a+dptr
movx @r0,a
inc dptr
inc r0
cjne r0,#0,00002$
inc p2
00002$: djnz r1,00001$
djnz r2,00001$
mov p2,#0xFF
00003$:
; _mcs51_genXINIT() end
; _mcs51_genRAMCLEAR() start
mov r0,#l_XSEG
mov a,r0
orl a,#(l_XSEG >> 8)
jz 00005$
mov r1,#((l_XSEG + 255) >> 8)
mov dptr,#s_XSEG
clr a
00004$: movx @dptr,a
inc dptr
djnz r0,00004$
djnz r1,00004$
00005$: mov @r0,a
djnz r0,00005$
; _mcs51_genRAMCLEAR() end
;C:/hj51avr/code/my/led.c:26: bit LED_pin = P1^5;
; genXor
setb c
mov a,#0x05
xrl a,_P1
jnz 00104$
clr c
00104$:
mov _LED_pin,c
;C:/hj51avr/code/my/led.c:27: bit LED_pin2=P1^1;
; genXor
setb c
mov a,#0x01
xrl a,_P1
jnz 00106$
clr c
00106$:
mov _LED_pin2,c
.area GSFINAL (CODE)
ljmp __sdcc_program_startup
;--------------------------------------------------------
; Home
;--------------------------------------------------------
.area HOME (CODE)
.area CSEG (CODE)
;--------------------------------------------------------
; code
;--------------------------------------------------------
.area CSEG (CODE)
__sdcc_program_startup:
lcall _main
; return from main will lock up
sjmp .
;------------------------------------------------------------
;Allocation info for local variables in function 'main'
;------------------------------------------------------------
;------------------------------------------------------------
;C:/hj51avr/code/my/led.c:39: void main(void)
; -----------------------------------------
; function main
; -----------------------------------------
_main:
ar2 = 0x02
ar3 = 0x03
ar4 = 0x04
ar5 = 0x05
ar6 = 0x06
ar7 = 0x07
ar0 = 0x00
ar1 = 0x01
;C:/hj51avr/code/my/led.c:41: LED_FLASH_Init();
; genCall
lcall _LED_FLASH_Init
;C:/hj51avr/code/my/led.c:43: while(1)
00102$:
;C:/hj51avr/code/my/led.c:46: LED_FLASH_Change_State();
; genCall
lcall _LED_FLASH_Change_State
;C:/hj51avr/code/my/led.c:49: DELAY_LOOP_Wait(1000);
; genCall
; Peephole 182.b used 16 bit load of dptr
mov dptr,#0x03E8
lcall _DELAY_LOOP_Wait
; Peephole 112.b changed ljmp to sjmp
sjmp 00102$
00104$:
ret
;------------------------------------------------------------
;Allocation info for local variables in function 'LED_FLASH_Init'
;------------------------------------------------------------
;------------------------------------------------------------
;C:/hj51avr/code/my/led.c:60: void LED_FLASH_Init(void)
; -----------------------------------------
; function LED_FLASH_Init
; -----------------------------------------
_LED_FLASH_Init:
;C:/hj51avr/code/my/led.c:62: LED_state_G = 0;
; genAssign
clr _LED_state_G
00101$:
ret
;------------------------------------------------------------
;Allocation info for local variables in function 'LED_FLASH_Change_State'
;------------------------------------------------------------
;------------------------------------------------------------
;C:/hj51avr/code/my/led.c:78: void LED_FLASH_Change_State(void)
; -----------------------------------------
; function LED_FLASH_Change_State
; -----------------------------------------
_LED_FLASH_Change_State:
; genIfx
; genIfxJump
; Peephole 111 removed ljmp by inverse jump logic
;C:/hj51avr/code/my/led.c:83: LED_state_G = 0;
; genAssign
; Peephole 250.a using atomic test and clear
jbc _LED_state_G,00107$
sjmp 00102$
00107$:
;C:/hj51avr/code/my/led.c:84: LED_pin = 0;
; genAssign
clr _LED_pin
;C:/hj51avr/code/my/led.c:85: LED_pin2=0;
; genAssign
clr _LED_pin2
; Peephole 112.b changed ljmp to sjmp
sjmp 00104$
00102$:
;C:/hj51avr/code/my/led.c:89: LED_state_G = 1;
; genAssign
setb _LED_state_G
;C:/hj51avr/code/my/led.c:90: LED_pin = 1;
; genAssign
setb _LED_pin
;C:/hj51avr/code/my/led.c:91: LED_pin2=1;
; genAssign
setb _LED_pin2
00104$:
ret
;------------------------------------------------------------
;Allocation info for local variables in function 'DELAY_LOOP_Wait'
;------------------------------------------------------------
;DELAY Allocated to registers r2 r3
;x Allocated to registers
;y Allocated to registers
;------------------------------------------------------------
;C:/hj51avr/code/my/led.c:107: void DELAY_LOOP_Wait(const unsigned int DELAY)
; -----------------------------------------
; function DELAY_LOOP_Wait
; -----------------------------------------
_DELAY_LOOP_Wait:
; genReceive
mov r2,dpl
mov r3,dph
;C:/hj51avr/code/my/led.c:111: for (x = 0; x <= DELAY; x++)
; genAssign
mov r4,#0x00
mov r5,#0x00
00104$:
; genCmpGt
; genCmp
clr c
mov a,r2
subb a,r4
mov a,r3
subb a,r5
; genIfxJump
; Peephole 112.b changed ljmp to sjmp
; Peephole 160 removed sjmp by inverse jump logic
jc 00108$
00114$:
;C:/hj51avr/code/my/led.c:113: for (y = 0; y <= 120; y++);
; genAssign
mov r6,#0x79
mov r7,#0x00
00103$:
; genDjnz
; genMinus
; genMinusDec
dec r6
cjne r6,#0xff,00115$
dec r7
00115$:
; genIfx
mov a,r6
orl a,r7
; genIfxJump
; Peephole 109 removed ljmp by inverse jump logic
jnz 00103$
00116$:
;C:/hj51avr/code/my/led.c:111: for (x = 0; x <= DELAY; x++)
; genPlus
; genPlusIncr
; tail increment optimized
inc r4
cjne r4,#0x00,00104$
inc r5
; Peephole 112.b changed ljmp to sjmp
sjmp 00104$
00108$:
ret
.area CSEG (CODE)
.area XINIT (CODE)
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