slaverspi.lst

Single_Spi-发送Si ngle_Spi-发送Single_Spi-发送

__start:
__text_start:
    0015 E5CF      LDI	R28,0x5F
    0016 E0D2      LDI	R29,2
    0017 BFCD      OUT	0x3D,R28
    0018 BFDE      OUT	0x3E,R29
    0019 51C0      SUBI	R28,0x10
    001A 40D0      SBCI	R29,0
    001B EA0A      LDI	R16,0xAA
    001C 8308      STD	Y+0,R16
    001D 2400      CLR	R0
    001E E6E0      LDI	R30,0x60
    001F E0F0      LDI	R31,0
    0020 E010      LDI	R17,0
    0021 36E0      CPI	R30,0x60
    0022 07F1      CPC	R31,R17
    0023 F011      BEQ	0x0026
    0024 9201      ST	R0,Z+
    0025 CFFB      RJMP	0x0021
    0026 8300      STD	Z+0,R16
    0027 E2EA      LDI	R30,0x2A
    0028 E0F0      LDI	R31,0
    0029 E6A0      LDI	R26,0x60
    002A E0B0      LDI	R27,0
    002B E010      LDI	R17,0
    002C 32EA      CPI	R30,0x2A
    002D 07F1      CPC	R31,R17
    002E F021      BEQ	0x0033
    002F 95C8      LPM
    0030 9631      ADIW	R30,1
    0031 920D      ST	R0,X+
    0032 CFF9      RJMP	0x002C
    0033 D01A      RCALL	_main
_exit:
    0034 CFFF      RJMP	_exit
FILE: E:\study\IccAvr\SPI\SlaverSpi.c
(0001) #include "io8535V.h"
(0002) #include "macros.h"
(0003) 
(0004) void delay()
(0005) {
(0006)   unsigned int i;
(0007)   for(i=0;i<0xff;i++);
_delay:
  i                    --> R16
    0035 2700      CLR	R16
    0036 2711      CLR	R17
    0037 C002      RJMP	0x003A
    0038 5F0F      SUBI	R16,0xFF
    0039 4F1F      SBCI	R17,0xFF
    003A 3F0F      CPI	R16,0xFF
    003B E0E0      LDI	R30,0
    003C 071E      CPC	R17,R30
    003D F3D0      BCS	0x0038
    003E 9508      RET
_Spi_fun:
  i                    --> R16
    003F 922A      ST	R2,-Y
    0040 930A      ST	R16,-Y
    0041 931A      ST	R17,-Y
    0042 B62F      IN	R2,0x3F
    0043 922A      ST	R2,-Y
(0008) }
(0009) #pragma interrupt_handler Spi_fun:11
(0010) 
(0011) void Spi_fun()
(0012) {
(0013)   unsigned char i=0;
    0044 2700      CLR	R16
(0014)   PORTA=i++;
    0045 2E20      MOV	R2,R16
    0046 5F0F      SUBI	R16,0xFF
    0047 BA2B      OUT	0x1B,R2
    0048 9029      LD	R2,Y+
    0049 BE2F      OUT	0x3F,R2
    004A 9119      LD	R17,Y+
    004B 9109      LD	R16,Y+
    004C 9029      LD	R2,Y+
    004D 9518      RETI
(0015) }
(0016) void main()
(0017) {
(0018)   unsigned char j;
(0019)   
(0020)   DDRB=0X00; 
_main:
  j                    --> R20
    004E 2422      CLR	R2
    004F BA27      OUT	0x17,R2
    0050 C00B      RJMP	0x005C
(0021)   while(1)
(0022)   {
(0023)   for(j=1;j<255;j++)
    0051 E041      LDI	R20,1
    0052 C007      RJMP	0x005A
(0024)   {
(0025)     SREG=0X80;
    0053 E880      LDI	R24,0x80
    0054 BF8F      OUT	0x3F,R24
(0026)     SPCR=0XF7; 
    0055 EF87      LDI	R24,0xF7
    0056 B98D      OUT	0x0D,R24
(0027)     delay();
    0057 DFDD      RCALL	_delay
(0028) 	SPDR=j;
FILE: <library>
    0058 B94F      OUT	0x0F,R20
    0059 9543      INC	R20
    005A 3F4F      CPI	R20,0xFF
    005B F3B8      BCS	0x0053
    005C CFF4      RJMP	0x0051
    005D 9508      RET