📄 eeprom.lss
字号:
eeprom.elf: file format elf32-avr
Sections:
Idx Name Size VMA LMA File off Algn
0 .text 00000870 00000000 00000000 00000094 2**0
CONTENTS, ALLOC, LOAD, READONLY, CODE
1 .data 0000002e 00800060 00000870 00000904 2**0
CONTENTS, ALLOC, LOAD, DATA
2 .bss 00000006 0080008e 0080008e 00000932 2**0
ALLOC
3 .noinit 00000000 00800094 00800094 00000932 2**0
CONTENTS
4 .eeprom 00000000 00810000 00810000 00000932 2**0
CONTENTS
5 .stab 0000036c 00000000 00000000 00000934 2**2
CONTENTS, READONLY, DEBUGGING
6 .stabstr 00000084 00000000 00000000 00000ca0 2**0
CONTENTS, READONLY, DEBUGGING
7 .debug_aranges 00000050 00000000 00000000 00000d24 2**0
CONTENTS, READONLY, DEBUGGING
8 .debug_pubnames 000000e4 00000000 00000000 00000d74 2**0
CONTENTS, READONLY, DEBUGGING
9 .debug_info 00000544 00000000 00000000 00000e58 2**0
CONTENTS, READONLY, DEBUGGING
10 .debug_abbrev 00000338 00000000 00000000 0000139c 2**0
CONTENTS, READONLY, DEBUGGING
11 .debug_line 000004a7 00000000 00000000 000016d4 2**0
CONTENTS, READONLY, DEBUGGING
12 .debug_str 000001a8 00000000 00000000 00001b7b 2**0
CONTENTS, READONLY, DEBUGGING
Disassembly of section .text:
00000000 <__vectors>:
0: 0c 94 2a 00 jmp 0x54 <__ctors_end>
4: 0c 94 45 00 jmp 0x8a <__bad_interrupt>
8: 0c 94 45 00 jmp 0x8a <__bad_interrupt>
c: 0c 94 45 00 jmp 0x8a <__bad_interrupt>
10: 0c 94 45 00 jmp 0x8a <__bad_interrupt>
14: 0c 94 45 00 jmp 0x8a <__bad_interrupt>
18: 0c 94 45 00 jmp 0x8a <__bad_interrupt>
1c: 0c 94 45 00 jmp 0x8a <__bad_interrupt>
20: 0c 94 45 00 jmp 0x8a <__bad_interrupt>
24: 0c 94 45 00 jmp 0x8a <__bad_interrupt>
28: 0c 94 45 00 jmp 0x8a <__bad_interrupt>
2c: 0c 94 45 00 jmp 0x8a <__bad_interrupt>
30: 0c 94 45 00 jmp 0x8a <__bad_interrupt>
34: 0c 94 45 00 jmp 0x8a <__bad_interrupt>
38: 0c 94 45 00 jmp 0x8a <__bad_interrupt>
3c: 0c 94 45 00 jmp 0x8a <__bad_interrupt>
40: 0c 94 45 00 jmp 0x8a <__bad_interrupt>
44: 0c 94 45 00 jmp 0x8a <__bad_interrupt>
48: 0c 94 45 00 jmp 0x8a <__bad_interrupt>
4c: 0c 94 45 00 jmp 0x8a <__bad_interrupt>
50: 0c 94 45 00 jmp 0x8a <__bad_interrupt>
00000054 <__ctors_end>:
54: 11 24 eor r1, r1
56: 1f be out 0x3f, r1 ; 63
58: cf e5 ldi r28, 0x5F ; 95
5a: d4 e0 ldi r29, 0x04 ; 4
5c: de bf out 0x3e, r29 ; 62
5e: cd bf out 0x3d, r28 ; 61
00000060 <__do_copy_data>:
60: 10 e0 ldi r17, 0x00 ; 0
62: a0 e6 ldi r26, 0x60 ; 96
64: b0 e0 ldi r27, 0x00 ; 0
66: e0 e7 ldi r30, 0x70 ; 112
68: f8 e0 ldi r31, 0x08 ; 8
6a: 02 c0 rjmp .+4 ; 0x70 <.do_copy_data_start>
0000006c <.do_copy_data_loop>:
6c: 05 90 lpm r0, Z+
6e: 0d 92 st X+, r0
00000070 <.do_copy_data_start>:
70: ae 38 cpi r26, 0x8E ; 142
72: b1 07 cpc r27, r17
74: d9 f7 brne .-10 ; 0x6c <.do_copy_data_loop>
00000076 <__do_clear_bss>:
76: 10 e0 ldi r17, 0x00 ; 0
78: ae e8 ldi r26, 0x8E ; 142
7a: b0 e0 ldi r27, 0x00 ; 0
7c: 01 c0 rjmp .+2 ; 0x80 <.do_clear_bss_start>
0000007e <.do_clear_bss_loop>:
7e: 1d 92 st X+, r1
00000080 <.do_clear_bss_start>:
80: a4 39 cpi r26, 0x94 ; 148
82: b1 07 cpc r27, r17
84: e1 f7 brne .-8 ; 0x7e <.do_clear_bss_loop>
86: 0c 94 d9 00 jmp 0x1b2 <main>
0000008a <__bad_interrupt>:
8a: 0c 94 00 00 jmp 0x0 <__vectors>
0000008e <UART_Init>:
void UART_Init(void)
{
UCSRA = 0x00;
8e: 1b b8 out 0x0b, r1 ; 11
UCSRB = (1<<RXCIE)|(1<<RXEN)|(1<<TXEN);
90: 88 e9 ldi r24, 0x98 ; 152
92: 8a b9 out 0x0a, r24 ; 10
UCSRC = (1<<7)|(1<<UCSZ1)|(1<<UCSZ0);
94: 86 e8 ldi r24, 0x86 ; 134
96: 80 bd out 0x20, r24 ; 32
UBRRH = UBRR>>8;
98: 10 bc out 0x20, r1 ; 32
UBRRL = UBRR&0xFF;
9a: 8c e0 ldi r24, 0x0C ; 12
9c: 89 b9 out 0x09, r24 ; 9
DDRD |= (1<<PD1)|(0<<PD0);
9e: 89 9a sbi 0x11, 1 ; 17
PORTD|= (1<<PD1)|(1<<PD0);
a0: 82 b3 in r24, 0x12 ; 18
a2: 83 60 ori r24, 0x03 ; 3
a4: 82 bb out 0x12, r24 ; 18
a6: 08 95 ret
000000a8 <UART_PutChar>:
}
void UART_PutChar(char c)
{
while(!(UCSRA&(1<<UDRE)));
a8: 5d 9b sbis 0x0b, 5 ; 11
aa: fe cf rjmp .-4 ; 0xa8 <UART_PutChar>
UDR = c;
ac: 8c b9 out 0x0c, r24 ; 12
ae: 08 95 ret
000000b0 <UARTsendstream>:
}
/* Bellow is for printf function. If you want use this function, you must add the
* include file stdio.h and stdlib.h, then adjust your displayment stream fuinction
* to use with printf() and set output stream to it. If you want use the float number
* opreation, in the project option of the Libraries dialog box, you should add the
* library file libm.a and libprintf_flt.a.
* In the project option of the Custom Options dialog box, you should and Linker Options
* with <-Wl,-u,vfprintf -lprintf_flt>(except the <>). */
//adjust UART stream fuinction to use with printf()
static int UARTsendstream(char c , FILE *stream)
{
UART_PutChar(c);
b0: 0e 94 54 00 call 0xa8 <UART_PutChar>
return 0;
}
b4: 80 e0 ldi r24, 0x00 ; 0
b6: 90 e0 ldi r25, 0x00 ; 0
b8: 08 95 ret
000000ba <UART_Config>:
//----set output stream to LCD-------
static FILE uart_str = FDEV_SETUP_STREAM(UARTsendstream, NULL, _FDEV_SETUP_WRITE);
void UART_Config(void)
{
UART_Init();
ba: 0e 94 47 00 call 0x8e <UART_Init>
stdout = &uart_str;
be: 80 e6 ldi r24, 0x60 ; 96
c0: 90 e0 ldi r25, 0x00 ; 0
c2: 90 93 91 00 sts 0x0091, r25
c6: 80 93 90 00 sts 0x0090, r24
ca: 08 95 ret
000000cc <I2C_Init>:
#include "compat/twi.h"
void I2C_Init(void)
{
TWSR=0x00;
cc: 11 b8 out 0x01, r1 ; 1
TWBR=0x00;
ce: 10 b8 out 0x00, r1 ; 0
TWAR=0x00;
d0: 12 b8 out 0x02, r1 ; 2
TWCR=0x44;
d2: 84 e4 ldi r24, 0x44 ; 68
d4: 86 bf out 0x36, r24 ; 54
PORTC|=0x33;
d6: 85 b3 in r24, 0x15 ; 21
d8: 83 63 ori r24, 0x33 ; 51
da: 85 bb out 0x15, r24 ; 21
dc: 08 95 ret
000000de <I2C_Start>:
}
unsigned char I2C_Start(void)
{
TWCR=(1<<TWINT)|(1<<TWSTA)|(1<<TWEN);
de: 84 ea ldi r24, 0xA4 ; 164
e0: 86 bf out 0x36, r24 ; 54
while(!(TWCR&(1<<TWINT)));
e2: 06 b6 in r0, 0x36 ; 54
e4: 07 fe sbrs r0, 7
e6: fd cf rjmp .-6 ; 0xe2 <I2C_Start+0x4>
return 1;
}
e8: 81 e0 ldi r24, 0x01 ; 1
ea: 90 e0 ldi r25, 0x00 ; 0
ec: 08 95 ret
000000ee <I2C_Stop>:
void I2C_Stop(void)
{
TWCR=(1<<TWINT)|(1<<TWEN)|(1<<TWSTO);
ee: 84 e9 ldi r24, 0x94 ; 148
f0: 86 bf out 0x36, r24 ; 54
f2: 08 95 ret
000000f4 <I2C_Write>:
}
unsigned char I2C_Write(unsigned char c)
{
unsigned char ACK=1;
f4: 21 e0 ldi r18, 0x01 ; 1
TWDR=c;
f6: 83 b9 out 0x03, r24 ; 3
TWCR=(1<<TWINT)|(1<<TWEN);
f8: 84 e8 ldi r24, 0x84 ; 132
fa: 86 bf out 0x36, r24 ; 54
while(!(TWCR&(1<<TWINT)));
fc: 06 b6 in r0, 0x36 ; 54
fe: 07 fe sbrs r0, 7
100: fd cf rjmp .-6 ; 0xfc <I2C_Write+0x8>
if((TWSR&0xF8)!=TW_MT_SLA_ACK)
102: 81 b1 in r24, 0x01 ; 1
104: 99 27 eor r25, r25
106: 88 7f andi r24, 0xF8 ; 248
108: 90 70 andi r25, 0x00 ; 0
10a: 48 97 sbiw r24, 0x18 ; 24
10c: 09 f0 breq .+2 ; 0x110 <I2C_Write+0x1c>
ACK=0;
10e: 20 e0 ldi r18, 0x00 ; 0
return ACK;
}
110: 82 2f mov r24, r18
112: 99 27 eor r25, r25
114: 08 95 ret
00000116 <I2C_Read>:
unsigned char I2C_Read(unsigned char ACK)
{
if(ACK)
116: 88 23 and r24, r24
118: 11 f0 breq .+4 ; 0x11e <I2C_Read+0x8>
TWCR=(1<<TWINT)|(1<<TWEN)|(1<<TWEA);
11a: 84 ec ldi r24, 0xC4 ; 196
11c: 01 c0 rjmp .+2 ; 0x120 <I2C_Read+0xa>
else
TWCR=(1<<TWINT)|(1<<TWEN);
11e: 84 e8 ldi r24, 0x84 ; 132
120: 86 bf out 0x36, r24 ; 54
while(!(TWCR&(1<<TWINT)));
122: 06 b6 in r0, 0x36 ; 54
124: 07 fe sbrs r0, 7
126: fd cf rjmp .-6 ; 0x122 <I2C_Read+0xc>
return TWDR;
128: 83 b1 in r24, 0x03 ; 3
}
12a: 99 27 eor r25, r25
12c: 08 95 ret
0000012e <EEPROM_Read>:
#define EEPROM_BUS_ADDRESS 0xA0
unsigned char EEPROM_Read(unsigned int address)
{
12e: 0f 93 push r16
130: 1f 93 push r17
132: 8c 01 movw r16, r24
unsigned char data;
I2C_Start();
134: 0e 94 6f 00 call 0xde <I2C_Start>
I2C_Write(EEPROM_BUS_ADDRESS);
138: 80 ea ldi r24, 0xA0 ; 160
13a: 90 e0 ldi r25, 0x00 ; 0
13c: 0e 94 7a 00 call 0xf4 <I2C_Write>
I2C_Write(address>>8);
140: 81 2f mov r24, r17
142: 99 27 eor r25, r25
144: 0e 94 7a 00 call 0xf4 <I2C_Write>
I2C_Write(address);
148: c8 01 movw r24, r16
14a: 0e 94 7a 00 call 0xf4 <I2C_Write>
I2C_Start();
14e: 0e 94 6f 00 call 0xde <I2C_Start>
I2C_Write(EEPROM_BUS_ADDRESS|1);
152: 81 ea ldi r24, 0xA1 ; 161
154: 90 e0 ldi r25, 0x00 ; 0
156: 0e 94 7a 00 call 0xf4 <I2C_Write>
data=I2C_Read(0);
15a: 80 e0 ldi r24, 0x00 ; 0
15c: 90 e0 ldi r25, 0x00 ; 0
15e: 0e 94 8b 00 call 0x116 <I2C_Read>
162: 18 2f mov r17, r24
I2C_Stop();
164: 0e 94 77 00 call 0xee <I2C_Stop>
return data;
}
168: 81 2f mov r24, r17
16a: 99 27 eor r25, r25
16c: 1f 91 pop r17
16e: 0f 91 pop r16
170: 08 95 ret
00000172 <EEPROM_Write>:
void EEPROM_Write(unsigned int address,unsigned char data)
{
172: ff 92 push r15
174: 0f 93 push r16
176: 1f 93 push r17
178: 8c 01 movw r16, r24
17a: f6 2e mov r15, r22
I2C_Start();
17c: 0e 94 6f 00 call 0xde <I2C_Start>
I2C_Write(EEPROM_BUS_ADDRESS);
180: 80 ea ldi r24, 0xA0 ; 160
182: 90 e0 ldi r25, 0x00 ; 0
184: 0e 94 7a 00 call 0xf4 <I2C_Write>
I2C_Write(address>>8);
188: 81 2f mov r24, r17
18a: 99 27 eor r25, r25
18c: 0e 94 7a 00 call 0xf4 <I2C_Write>
I2C_Write(address);
190: c8 01 movw r24, r16
192: 0e 94 7a 00 call 0xf4 <I2C_Write>
I2C_Write(data);
196: 8f 2d mov r24, r15
198: 99 27 eor r25, r25
19a: 0e 94 7a 00 call 0xf4 <I2C_Write>
I2C_Stop();
19e: 0e 94 77 00 call 0xee <I2C_Stop>
__ticks = 1;
else if (__tmp > 65535)
__ticks = 0; /* i.e. 65536 */
else
__ticks = (uint16_t)__tmp;
1a2: 80 e2 ldi r24, 0x20 ; 32
1a4: 9e e4 ldi r25, 0x4E ; 78
1a6: 01 97 sbiw r24, 0x01 ; 1
1a8: f1 f7 brne .-4 ; 0x1a6 <EEPROM_Write+0x34>
1aa: 1f 91 pop r17
1ac: 0f 91 pop r16
1ae: ff 90 pop r15
1b0: 08 95 ret
000001b2 <main>:
#include "eeprom_extern.h"
int main(void)
{
1b2: cf e5 ldi r28, 0x5F ; 95
1b4: d4 e0 ldi r29, 0x04 ; 4
1b6: de bf out 0x3e, r29 ; 62
1b8: cd bf out 0x3d, r28 ; 61
unsigned char i=0;
I2C_Init();
1ba: 0e 94 66 00 call 0xcc <I2C_Init>
UART_Config();
1be: 0e 94 5d 00 call 0xba <UART_Config>
EEPROM_Write(0x00AA,0xA5);
1c2: 65 ea ldi r22, 0xA5 ; 165
1c4: 8a ea ldi r24, 0xAA ; 170
1c6: 90 e0 ldi r25, 0x00 ; 0
1c8: 0e 94 b9 00 call 0x172 <EEPROM_Write>
i=EEPROM_Read(0x00AA);
1cc: 8a ea ldi r24, 0xAA ; 170
1ce: 90 e0 ldi r25, 0x00 ; 0
1d0: 0e 94 97 00 call 0x12e <EEPROM_Read>
printf("The reading data is : 0x%02X\r\n",i);
1d4: 99 27 eor r25, r25
1d6: 9f 93 push r25
1d8: 8f 93 push r24
1da: 8e e6 ldi r24, 0x6E ; 110
1dc: 90 e0 ldi r25, 0x00 ; 0
1de: 9f 93 push r25
1e0: 8f 93 push r24
1e2: 0e 94 f8 00 call 0x1f0 <printf>
while(1);
1e6: 0f 90 pop r0
1e8: 0f 90 pop r0
1ea: 0f 90 pop r0
1ec: 0f 90 pop r0
1ee: ff cf rjmp .-2 ; 0x1ee <main+0x3c>
000001f0 <printf>:
1f0: cf 93 push r28
1f2: df 93 push r29
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