spi.s

Single_Spi-发送Si ngle_Spi-发送Single_Spi-发送

	.module SPI.C
	.area text(rom, con, rel)
	.dbfile E:\study\IccAvr\SPI\SPI.C
	.dbfunc e delay _delay fV
;              i -> R16,R17
	.even
_delay::
	.dbline -1
	.dbline 5
; #include "io8535V.h"
; #include "macros.h"
; 
; void delay()
; {
	.dbline 7
	clr R16
	clr R17
	rjmp L5
L2:
	.dbline 7
L3:
	.dbline 7
	subi R16,255  ; offset = 1
	sbci R17,255
L5:
	.dbline 7
;   unsigned int i;
;   for(i=0;i<0xff;i++);
	cpi R16,255
	ldi R30,0
	cpc R17,R30
	brlo L2
	.dbline -2
L1:
	.dbline 0 ; func end
	ret
	.dbsym r i 16 i
	.dbend
	.area vector(rom, abs)
	.org 20
	rjmp _Spi_fun
	.area text(rom, con, rel)
	.dbfile E:\study\IccAvr\SPI\SPI.C
	.dbfunc e Spi_fun _Spi_fun fV
	.even
_Spi_fun::
	st -y,R24
	in R24,0x3f
	st -y,R24
	.dbline -1
	.dbline 12
; }
; #pragma interrupt_handler Spi_fun:11
; 
; void Spi_fun()
; {
	.dbline 13
;   DDRA=0XFF;
	ldi R24,255
	out 0x1a,R24
	.dbline 14
;   PORTA=0xaa;  
	ldi R24,170
	out 0x1b,R24
	.dbline -2
L6:
	ld R24,y+
	out 0x3f,R24
	ld R24,y+
	.dbline 0 ; func end
	reti
	.dbend
	.dbfunc e main _main fV
;              j -> R20
	.even
_main::
	.dbline -1
	.dbline 18
; }
; 
; void main()
; {
	.dbline 21
;   unsigned char j;
;   
;   DDRB=0XFF;
	ldi R24,255
	out 0x17,R24
	.dbline 22
;   PORTB=0XFF;
	out 0x18,R24
	.dbline 24
;   
;   DDRC=0XFF;
	out 0x14,R24
	.dbline 25
;   PORTC=0XFF;
	out 0x15,R24
	.dbline 27
;   
;   for(j=0;j<128;j++)
	clr R20
	rjmp L11
L8:
	.dbline 28
	.dbline 29
	ldi R24,128
	out 0x3f,R24
	.dbline 30
	ldi R24,247
	out 0xd,R24
	.dbline 31
	rcall _delay
	.dbline 32
	out 0xf,R20
	.dbline 33
L9:
	.dbline 27
	inc R20
L11:
	.dbline 27
	cpi R20,128
	brlo L8
	.dbline 35
;   {
;     SREG=0X80;
;     SPCR=0XF7;
; 	delay();
; 	SPDR=j;
;   }
;   
;   DDRB=0XBF;
	ldi R24,191
	out 0x17,R24
	.dbline 36
;   PORTB=0XFF;
	ldi R24,255
	out 0x18,R24
	.dbline 37
;  for(j=0;j<128;j++)
	clr R20
	rjmp L15
L12:
	.dbline 38
	.dbline 39
	clr R2
	out 0x3f,R2
	.dbline 40
	out 0xd,R2
	.dbline 41
	out 0xe,R2
	.dbline 42
	rcall _delay
	.dbline 43
	in R2,0x16
	out 0xf,R2
	.dbline 44
	in R2,0xf
	out 0x15,R2
	.dbline 45
L13:
	.dbline 37
	inc R20
L15:
	.dbline 37
	cpi R20,128
	brlo L12
	.dbline -2
L7:
	.dbline 0 ; func end
	ret
	.dbsym r j 20 c
	.dbend