main.s

spi的i/o茉莉程序

	.module main.c
	.area data(ram, con, rel)
_table::
	.blkb 16
	.area idata
	.byte 48,49,50,51,52,53,54,55,56,57,'a,'b,'c,'d,'e,'f
	.area data(ram, con, rel)
	.dbfile E:\ICC\SPI\main.c
	.dbsym e table _table A[16:16]c
	.area text(rom, con, rel)
	.dbfile E:\ICC\SPI\main.c
	.dbfunc e main _main fV
;              j -> <dead>
;              i -> <dead>
	.even
_main::
	sbiw R28,4
	.dbline -1
	.dbline 13
; #include <iom8v.h>
; #include "mytype.h"
; #include "flash.h"
; #include "uart.h"
; #include "spi.h"
; 
; 
; uint8 table[16]="0123456789abcdef";
; extern uint8 read_string[];
; 
; 
; void main(void)
; {
	.dbline 15
; uint8 i,j;
; WP_1;
	sbi 0x18,1
	.dbline 16
; Spi_init();//SPI初始化。
	rcall _Spi_init
	.dbline 17
; Uart_init();//串口初始化。
	rcall _Uart_init
	.dbline 18
; Prints("System starting...",1);
	ldi R18,1
	ldi R19,0
	ldi R16,<L2
	ldi R17,>L2
	rcall _Prints
	.dbline 20
; 
; Sector_Erase(0x000005);//擦除第一段。
	ldi R16,5
	ldi R17,0
	ldi R18,0
	ldi R19,0
	rcall _Sector_Erase
	.dbline 21
; Write_string("Hello,I'm a flash!",0x000001,19);//写入一段字符串。
	ldi R24,19
	std y+2,R24
	ldi R20,1
	ldi R21,0
	ldi R22,0
	ldi R23,0
	std y+0,R22
	std y+1,R23
	movw R18,R20
	ldi R16,<L3
	ldi R17,>L3
	rcall _Write_string
	.dbline 22
; Read_string(0x000001,18);//读取地址0x000001开始的18个字节。
	ldi R20,18
	ldi R21,0
	ldi R22,0
	ldi R23,0
	std y+0,R20
	std y+1,R21
	std y+2,R22
	std y+3,R23
	ldi R16,1
	ldi R17,0
	ldi R18,0
	ldi R19,0
	rcall _Read_string
	.dbline 23
; Prints(read_string,1);//读取数据发送到串口。
	ldi R18,1
	ldi R19,0
	ldi R16,<_read_string
	ldi R17,>_read_string
	rcall _Prints
L4:
	.dbline 24
L5:
	.dbline 24
	rjmp L4
X0:
	.dbline -2
L1:
	adiw R28,4
	.dbline 0 ; func end
	ret
	.dbsym l j 5 c
	.dbsym l i 5 c
	.dbend
	.area data(ram, con, rel)
	.dbfile E:\ICC\SPI\main.c
L3:
	.blkb 19
	.area idata
	.byte 'H,'e,'l,'l,'o,44,'I,39,'m,32,'a,32,'f,'l,'a,'s
	.byte 'h,33,0
	.area data(ram, con, rel)
	.dbfile E:\ICC\SPI\main.c
L2:
	.blkb 19
	.area idata
	.byte 'S,'y,'s,'t,'e,'m,32,'s,'t,'a,'r,'t,'i,'n,'g,46
	.byte 46,46,0
	.area data(ram, con, rel)
	.dbfile E:\ICC\SPI\main.c