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Added week 5

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This commit is contained in:
kennyboy55
2016-03-15 11:25:29 +01:00
parent e29d649780
commit 4faa4ee134
17 changed files with 1993 additions and 0 deletions
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MIC-Week5/Debug/MIC-Week5.lss
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MIC-Week5.elf: file format elf32-avr
Sections:
Idx Name Size VMA LMA File off Algn
0 .data 0000000e 00800100 000002d4 00000348 2**0
CONTENTS, ALLOC, LOAD, DATA
1 .text 000002d4 00000000 00000000 00000074 2**1
CONTENTS, ALLOC, LOAD, READONLY, CODE
2 .comment 00000030 00000000 00000000 00000356 2**0
CONTENTS, READONLY
3 .note.gnu.avr.deviceinfo 0000003c 00000000 00000000 00000388 2**2
CONTENTS, READONLY
4 .debug_aranges 000000b8 00000000 00000000 000003c4 2**0
CONTENTS, READONLY, DEBUGGING
5 .debug_info 000009fa 00000000 00000000 0000047c 2**0
CONTENTS, READONLY, DEBUGGING
6 .debug_abbrev 00000479 00000000 00000000 00000e76 2**0
CONTENTS, READONLY, DEBUGGING
7 .debug_line 000005bc 00000000 00000000 000012ef 2**0
CONTENTS, READONLY, DEBUGGING
8 .debug_frame 00000168 00000000 00000000 000018ac 2**2
CONTENTS, READONLY, DEBUGGING
9 .debug_str 00000281 00000000 00000000 00001a14 2**0
CONTENTS, READONLY, DEBUGGING
10 .debug_loc 00000472 00000000 00000000 00001c95 2**0
CONTENTS, READONLY, DEBUGGING
11 .debug_ranges 00000088 00000000 00000000 00002107 2**0
CONTENTS, READONLY, DEBUGGING
Disassembly of section .text:
00000000 <__vectors>:
0: 45 c0 rjmp .+138 ; 0x8c <__ctors_end>
2: 00 00 nop
4: 60 c0 rjmp .+192 ; 0xc6 <__bad_interrupt>
6: 00 00 nop
8: 5e c0 rjmp .+188 ; 0xc6 <__bad_interrupt>
a: 00 00 nop
c: 5c c0 rjmp .+184 ; 0xc6 <__bad_interrupt>
e: 00 00 nop
10: 5a c0 rjmp .+180 ; 0xc6 <__bad_interrupt>
12: 00 00 nop
14: 58 c0 rjmp .+176 ; 0xc6 <__bad_interrupt>
16: 00 00 nop
18: 56 c0 rjmp .+172 ; 0xc6 <__bad_interrupt>
1a: 00 00 nop
1c: 54 c0 rjmp .+168 ; 0xc6 <__bad_interrupt>
1e: 00 00 nop
20: 52 c0 rjmp .+164 ; 0xc6 <__bad_interrupt>
22: 00 00 nop
24: 50 c0 rjmp .+160 ; 0xc6 <__bad_interrupt>
26: 00 00 nop
28: 4e c0 rjmp .+156 ; 0xc6 <__bad_interrupt>
2a: 00 00 nop
2c: 4c c0 rjmp .+152 ; 0xc6 <__bad_interrupt>
2e: 00 00 nop
30: 4a c0 rjmp .+148 ; 0xc6 <__bad_interrupt>
32: 00 00 nop
34: 48 c0 rjmp .+144 ; 0xc6 <__bad_interrupt>
36: 00 00 nop
38: 46 c0 rjmp .+140 ; 0xc6 <__bad_interrupt>
3a: 00 00 nop
3c: 44 c0 rjmp .+136 ; 0xc6 <__bad_interrupt>
3e: 00 00 nop
40: 42 c0 rjmp .+132 ; 0xc6 <__bad_interrupt>
42: 00 00 nop
44: 40 c0 rjmp .+128 ; 0xc6 <__bad_interrupt>
46: 00 00 nop
48: 3e c0 rjmp .+124 ; 0xc6 <__bad_interrupt>
4a: 00 00 nop
4c: 3c c0 rjmp .+120 ; 0xc6 <__bad_interrupt>
4e: 00 00 nop
50: 3a c0 rjmp .+116 ; 0xc6 <__bad_interrupt>
52: 00 00 nop
54: 38 c0 rjmp .+112 ; 0xc6 <__bad_interrupt>
56: 00 00 nop
58: 36 c0 rjmp .+108 ; 0xc6 <__bad_interrupt>
5a: 00 00 nop
5c: 34 c0 rjmp .+104 ; 0xc6 <__bad_interrupt>
5e: 00 00 nop
60: 32 c0 rjmp .+100 ; 0xc6 <__bad_interrupt>
62: 00 00 nop
64: 30 c0 rjmp .+96 ; 0xc6 <__bad_interrupt>
66: 00 00 nop
68: 2e c0 rjmp .+92 ; 0xc6 <__bad_interrupt>
6a: 00 00 nop
6c: 2c c0 rjmp .+88 ; 0xc6 <__bad_interrupt>
6e: 00 00 nop
70: 2a c0 rjmp .+84 ; 0xc6 <__bad_interrupt>
72: 00 00 nop
74: 28 c0 rjmp .+80 ; 0xc6 <__bad_interrupt>
76: 00 00 nop
78: 26 c0 rjmp .+76 ; 0xc6 <__bad_interrupt>
7a: 00 00 nop
7c: 24 c0 rjmp .+72 ; 0xc6 <__bad_interrupt>
7e: 00 00 nop
80: 22 c0 rjmp .+68 ; 0xc6 <__bad_interrupt>
82: 00 00 nop
84: 20 c0 rjmp .+64 ; 0xc6 <__bad_interrupt>
86: 00 00 nop
88: 1e c0 rjmp .+60 ; 0xc6 <__bad_interrupt>
...
0000008c <__ctors_end>:
8c: 11 24 eor r1, r1
8e: 1f be out 0x3f, r1 ; 63
90: cf ef ldi r28, 0xFF ; 255
92: d0 e1 ldi r29, 0x10 ; 16
94: de bf out 0x3e, r29 ; 62
96: cd bf out 0x3d, r28 ; 61
00000098 <__do_copy_data>:
98: 11 e0 ldi r17, 0x01 ; 1
9a: a0 e0 ldi r26, 0x00 ; 0
9c: b1 e0 ldi r27, 0x01 ; 1
9e: e4 ed ldi r30, 0xD4 ; 212
a0: f2 e0 ldi r31, 0x02 ; 2
a2: 00 e0 ldi r16, 0x00 ; 0
a4: 0b bf out 0x3b, r16 ; 59
a6: 02 c0 rjmp .+4 ; 0xac <__do_copy_data+0x14>
a8: 07 90 elpm r0, Z+
aa: 0d 92 st X+, r0
ac: ae 30 cpi r26, 0x0E ; 14
ae: b1 07 cpc r27, r17
b0: d9 f7 brne .-10 ; 0xa8 <__do_copy_data+0x10>
000000b2 <__do_clear_bss>:
b2: 21 e0 ldi r18, 0x01 ; 1
b4: ae e0 ldi r26, 0x0E ; 14
b6: b1 e0 ldi r27, 0x01 ; 1
b8: 01 c0 rjmp .+2 ; 0xbc <.do_clear_bss_start>
000000ba <.do_clear_bss_loop>:
ba: 1d 92 st X+, r1
000000bc <.do_clear_bss_start>:
bc: ae 30 cpi r26, 0x0E ; 14
be: b2 07 cpc r27, r18
c0: e1 f7 brne .-8 ; 0xba <.do_clear_bss_loop>
c2: b9 d0 rcall .+370 ; 0x236 <main>
c4: 05 c1 rjmp .+522 ; 0x2d0 <_exit>
000000c6 <__bad_interrupt>:
c6: 9c cf rjmp .-200 ; 0x0 <__vectors>
000000c8 <display_char>:
}
}
void display_char( unsigned char dat )
{
PORTC = dat & 0xF0; // hoge nibble
c8: 98 2f mov r25, r24
ca: 90 7f andi r25, 0xF0 ; 240
cc: 95 bb out 0x15, r25 ; 21
PORTC = PORTC | 0x0C; // Enable on (EN = 1, RS=1),
ce: 95 b3 in r25, 0x15 ; 21
d0: 9c 60 ori r25, 0x0C ; 12
d2: 95 bb out 0x15, r25 ; 21
#else
//round up by default
__ticks_dc = (uint32_t)(ceil(fabs(__tmp)));
#endif
__builtin_avr_delay_cycles(__ticks_dc);
d4: ef e9 ldi r30, 0x9F ; 159
d6: ff e0 ldi r31, 0x0F ; 15
d8: 31 97 sbiw r30, 0x01 ; 1
da: f1 f7 brne .-4 ; 0xd8 <display_char+0x10>
dc: 00 c0 rjmp .+0 ; 0xde <display_char+0x16>
de: 00 00 nop
_delay_ms(2); // wait 1 ms
PORTC = 0x04; // Enable off (EN = 0, RS = 1)
e0: 94 e0 ldi r25, 0x04 ; 4
e2: 95 bb out 0x15, r25 ; 21
e4: ef e9 ldi r30, 0x9F ; 159
e6: ff e0 ldi r31, 0x0F ; 15
e8: 31 97 sbiw r30, 0x01 ; 1
ea: f1 f7 brne .-4 ; 0xe8 <display_char+0x20>
ec: 00 c0 rjmp .+0 ; 0xee <display_char+0x26>
ee: 00 00 nop
_delay_ms(2); // wait 1 ms
PORTC = (dat & 0x0F) << 4; // lage nibble
f0: f0 e1 ldi r31, 0x10 ; 16
f2: 8f 9f mul r24, r31
f4: c0 01 movw r24, r0
f6: 11 24 eor r1, r1
f8: 85 bb out 0x15, r24 ; 21
PORTC = PORTC | 0x0C; // Enable on (RS=1),
fa: 85 b3 in r24, 0x15 ; 21
fc: 8c 60 ori r24, 0x0C ; 12
fe: 85 bb out 0x15, r24 ; 21
100: 8f e9 ldi r24, 0x9F ; 159
102: 9f e0 ldi r25, 0x0F ; 15
104: 01 97 sbiw r24, 0x01 ; 1
106: f1 f7 brne .-4 ; 0x104 <display_char+0x3c>
108: 00 c0 rjmp .+0 ; 0x10a <display_char+0x42>
10a: 00 00 nop
// start (EN=1)
_delay_ms(2); // wait 1 ms
PORTC = 0x00; // stop
10c: 15 ba out 0x15, r1 ; 21
10e: 08 95 ret
00000110 <lcd_command>:
// (EN=0 RS=0)
}
void lcd_command ( unsigned char dat )
{
PORTC = dat & 0xF0; // hoge nibble
110: 98 2f mov r25, r24
112: 90 7f andi r25, 0xF0 ; 240
114: 95 bb out 0x15, r25 ; 21
PORTC = PORTC | 0x08; // data (RS=0),
116: ab 9a sbi 0x15, 3 ; 21
118: ef e9 ldi r30, 0x9F ; 159
11a: ff e0 ldi r31, 0x0F ; 15
11c: 31 97 sbiw r30, 0x01 ; 1
11e: f1 f7 brne .-4 ; 0x11c <lcd_command+0xc>
120: 00 c0 rjmp .+0 ; 0x122 <lcd_command+0x12>
122: 00 00 nop
// start (EN=1)
_delay_ms(2); // wait 1 ms
PORTC = 0x04; // stop (EN = 0)
124: 94 e0 ldi r25, 0x04 ; 4
126: 95 bb out 0x15, r25 ; 21
128: ef e9 ldi r30, 0x9F ; 159
12a: ff e0 ldi r31, 0x0F ; 15
12c: 31 97 sbiw r30, 0x01 ; 1
12e: f1 f7 brne .-4 ; 0x12c <lcd_command+0x1c>
130: 00 c0 rjmp .+0 ; 0x132 <lcd_command+0x22>
132: 00 00 nop
_delay_ms(2); // wait 1 ms
PORTC = (dat & 0x0F) << 4; // lage nibble
134: f0 e1 ldi r31, 0x10 ; 16
136: 8f 9f mul r24, r31
138: c0 01 movw r24, r0
13a: 11 24 eor r1, r1
13c: 85 bb out 0x15, r24 ; 21
PORTC = PORTC | 0x08; // data (RS=0),
13e: ab 9a sbi 0x15, 3 ; 21
140: 8f e9 ldi r24, 0x9F ; 159
142: 9f e0 ldi r25, 0x0F ; 15
144: 01 97 sbiw r24, 0x01 ; 1
146: f1 f7 brne .-4 ; 0x144 <lcd_command+0x34>
148: 00 c0 rjmp .+0 ; 0x14a <lcd_command+0x3a>
14a: 00 00 nop
// start (EN=1)
_delay_ms(2); // wait 1 ms
PORTC = 0x00; // stop
14c: 15 ba out 0x15, r1 ; 21
14e: 08 95 ret
00000150 <display_text>:
_delay_ms(100);
}
void display_text( int line, char *text )
{
150: cf 93 push r28
152: df 93 push r29
154: eb 01 movw r28, r22
// eerst de eerste 8 karakters = regel 1
if(line)
156: 89 2b or r24, r25
158: 19 f0 breq .+6 ; 0x160 <display_text+0x10>
{
// eerste pos regel 1
lcd_command(0xC0);
15a: 80 ec ldi r24, 0xC0 ; 192
15c: d9 df rcall .-78 ; 0x110 <lcd_command>
15e: 02 c0 rjmp .+4 ; 0x164 <display_text+0x14>
}
else
{
// regel 0
lcd_command(0x80);
160: 80 e8 ldi r24, 0x80 ; 128
162: d6 df rcall .-84 ; 0x110 <lcd_command>
}
int count = 0;
while (text[count] != '\0') {
164: 88 81 ld r24, Y
166: 88 23 and r24, r24
168: 59 f0 breq .+22 ; 0x180 <display_text+0x30>
16a: 21 96 adiw r28, 0x01 ; 1
display_char( text[count] );
16c: ad df rcall .-166 ; 0xc8 <display_char>
16e: 8f e9 ldi r24, 0x9F ; 159
170: 9f e0 ldi r25, 0x0F ; 15
172: 01 97 sbiw r24, 0x01 ; 1
174: f1 f7 brne .-4 ; 0x172 <display_text+0x22>
176: 00 c0 rjmp .+0 ; 0x178 <display_text+0x28>
178: 00 00 nop
lcd_command(0x80);
}
int count = 0;
while (text[count] != '\0') {
17a: 89 91 ld r24, Y+
17c: 81 11 cpse r24, r1
17e: f6 cf rjmp .-20 ; 0x16c <display_text+0x1c>
display_char( text[count] );
count++;
_delay_ms(2);
}
}
180: df 91 pop r29
182: cf 91 pop r28
184: 08 95 ret
00000186 <clear_display>:
void clear_display()
{
lcd_command(0b00000001);
186: 81 e0 ldi r24, 0x01 ; 1
188: c3 df rcall .-122 ; 0x110 <lcd_command>
lcd_command(0b10000000);
18a: 80 e8 ldi r24, 0x80 ; 128
18c: c1 cf rjmp .-126 ; 0x110 <lcd_command>
18e: 08 95 ret
00000190 <lcd_init>:
void display_char(unsigned char dat);
void lcd_command(unsigned char dat);
void lcd_init()
{
DDRC = 0b11111111;
190: 8f ef ldi r24, 0xFF ; 255
192: 84 bb out 0x14, r24 ; 20
194: 2f ef ldi r18, 0xFF ; 255
196: 80 e7 ldi r24, 0x70 ; 112
198: 92 e0 ldi r25, 0x02 ; 2
19a: 21 50 subi r18, 0x01 ; 1
19c: 80 40 sbci r24, 0x00 ; 0
19e: 90 40 sbci r25, 0x00 ; 0
1a0: e1 f7 brne .-8 ; 0x19a <lcd_init+0xa>
1a2: 00 c0 rjmp .+0 ; 0x1a4 <lcd_init+0x14>
1a4: 00 00 nop
_delay_ms(100);
// return home
lcd_command( 0x02 );
1a6: 82 e0 ldi r24, 0x02 ; 2
1a8: b3 df rcall .-154 ; 0x110 <lcd_command>
1aa: 2f e7 ldi r18, 0x7F ; 127
1ac: 88 e3 ldi r24, 0x38 ; 56
1ae: 91 e0 ldi r25, 0x01 ; 1
1b0: 21 50 subi r18, 0x01 ; 1
1b2: 80 40 sbci r24, 0x00 ; 0
1b4: 90 40 sbci r25, 0x00 ; 0
1b6: e1 f7 brne .-8 ; 0x1b0 <lcd_init+0x20>
1b8: 00 c0 rjmp .+0 ; 0x1ba <lcd_init+0x2a>
1ba: 00 00 nop
// mode: 4 bits interface data, 2 lines, 5x8 dots
_delay_ms(50);
lcd_command( 0x28 );
1bc: 88 e2 ldi r24, 0x28 ; 40
1be: a8 df rcall .-176 ; 0x110 <lcd_command>
1c0: 2f e7 ldi r18, 0x7F ; 127
1c2: 88 e3 ldi r24, 0x38 ; 56
1c4: 91 e0 ldi r25, 0x01 ; 1
1c6: 21 50 subi r18, 0x01 ; 1
1c8: 80 40 sbci r24, 0x00 ; 0
1ca: 90 40 sbci r25, 0x00 ; 0
1cc: e1 f7 brne .-8 ; 0x1c6 <lcd_init+0x36>
1ce: 00 c0 rjmp .+0 ; 0x1d0 <lcd_init+0x40>
1d0: 00 00 nop
// display: on, cursor off, blinking off
_delay_ms(50);
lcd_command( 0x0C );
1d2: 8c e0 ldi r24, 0x0C ; 12
1d4: 9d df rcall .-198 ; 0x110 <lcd_command>
1d6: 2f e7 ldi r18, 0x7F ; 127
1d8: 88 e3 ldi r24, 0x38 ; 56
1da: 91 e0 ldi r25, 0x01 ; 1
1dc: 21 50 subi r18, 0x01 ; 1
1de: 80 40 sbci r24, 0x00 ; 0
1e0: 90 40 sbci r25, 0x00 ; 0
1e2: e1 f7 brne .-8 ; 0x1dc <lcd_init+0x4c>
1e4: 00 c0 rjmp .+0 ; 0x1e6 <lcd_init+0x56>
1e6: 00 00 nop
// entry mode: cursor to right, no shift
_delay_ms(50);
lcd_command( 0x06 );
1e8: 86 e0 ldi r24, 0x06 ; 6
1ea: 92 df rcall .-220 ; 0x110 <lcd_command>
1ec: 2f e7 ldi r18, 0x7F ; 127
1ee: 88 e3 ldi r24, 0x38 ; 56
1f0: 91 e0 ldi r25, 0x01 ; 1
1f2: 21 50 subi r18, 0x01 ; 1
1f4: 80 40 sbci r24, 0x00 ; 0
1f6: 90 40 sbci r25, 0x00 ; 0
1f8: e1 f7 brne .-8 ; 0x1f2 <lcd_init+0x62>
1fa: 00 c0 rjmp .+0 ; 0x1fc <lcd_init+0x6c>
1fc: 00 00 nop
// RAM address: 0, first position, line 1
_delay_ms(50);
clear_display();
1fe: c3 df rcall .-122 ; 0x186 <clear_display>
200: 2f ef ldi r18, 0xFF ; 255
202: 80 e7 ldi r24, 0x70 ; 112
204: 92 e0 ldi r25, 0x02 ; 2
206: 21 50 subi r18, 0x01 ; 1
208: 80 40 sbci r24, 0x00 ; 0
20a: 90 40 sbci r25, 0x00 ; 0
20c: e1 f7 brne .-8 ; 0x206 <lcd_init+0x76>
20e: 00 c0 rjmp .+0 ; 0x210 <lcd_init+0x80>
210: 00 00 nop
212: 08 95 ret
00000214 <wait>:
// wait(): busy waiting for 'ms' millisecond
// Used library: util/delay.h
void wait( int ms )
{
for (int tms=0; tms<ms; tms++)
214: 18 16 cp r1, r24
216: 19 06 cpc r1, r25
218: 6c f4 brge .+26 ; 0x234 <wait+0x20>
21a: 20 e0 ldi r18, 0x00 ; 0
21c: 30 e0 ldi r19, 0x00 ; 0
21e: ef ec ldi r30, 0xCF ; 207
220: f7 e0 ldi r31, 0x07 ; 7
222: 31 97 sbiw r30, 0x01 ; 1
224: f1 f7 brne .-4 ; 0x222 <wait+0xe>
226: 00 c0 rjmp .+0 ; 0x228 <wait+0x14>
228: 00 00 nop
22a: 2f 5f subi r18, 0xFF ; 255
22c: 3f 4f sbci r19, 0xFF ; 255
22e: 28 17 cp r18, r24
230: 39 07 cpc r19, r25
232: a9 f7 brne .-22 ; 0x21e <wait+0xa>
234: 08 95 ret
00000236 <main>:
}
// send/receive uart - dB-meter
int main( void )
{
236: cf 93 push r28
238: df 93 push r29
23a: cd b7 in r28, 0x3d ; 61
23c: de b7 in r29, 0x3e ; 62
23e: 60 97 sbiw r28, 0x10 ; 16
240: 0f b6 in r0, 0x3f ; 63
242: f8 94 cli
244: de bf out 0x3e, r29 ; 62
246: 0f be out 0x3f, r0 ; 63
248: cd bf out 0x3d, r28 ; 61
char buffer[16]; // declare string buffer
DDRB = 0xFF; // set PORTB for output
24a: 8f ef ldi r24, 0xFF ; 255
24c: 87 bb out 0x17, r24 ; 23
lcd_init(); // initialize LCD-display
24e: a0 df rcall .-192 ; 0x190 <lcd_init>
usart0_init(); // initialize USART0
250: 1c d0 rcall .+56 ; 0x28a <usart0_init>
usart0_start();
252: 24 d0 rcall .+72 ; 0x29c <usart0_start>
wait(100);
254: 84 e6 ldi r24, 0x64 ; 100
256: 90 e0 ldi r25, 0x00 ; 0
258: dd df rcall .-70 ; 0x214 <wait>
display_text(1, "Test display");
25a: 60 e0 ldi r22, 0x00 ; 0
25c: 71 e0 ldi r23, 0x01 ; 1
25e: 81 e0 ldi r24, 0x01 ; 1
260: 90 e0 ldi r25, 0x00 ; 0
262: 76 df rcall .-276 ; 0x150 <display_text>
wait(100);
264: 84 e6 ldi r24, 0x64 ; 100
266: 90 e0 ldi r25, 0x00 ; 0
268: d5 df rcall .-86 ; 0x214 <wait>
while (1)
{
wait(50); // every 50 ms (busy waiting)
26a: 82 e3 ldi r24, 0x32 ; 50
26c: 90 e0 ldi r25, 0x00 ; 0
26e: d2 df rcall .-92 ; 0x214 <wait>
PORTB ^= BIT(7); // toggle bit 7 for testing
270: 88 b3 in r24, 0x18 ; 24
272: 80 58 subi r24, 0x80 ; 128
274: 88 bb out 0x18, r24 ; 24
uart0_receiveString( buffer ); // receive string from uart
276: ce 01 movw r24, r28
278: 01 96 adiw r24, 0x01 ; 1
27a: 18 d0 rcall .+48 ; 0x2ac <uart0_receiveString>
// write string to LCD display
display_text(0, buffer);
27c: be 01 movw r22, r28
27e: 6f 5f subi r22, 0xFF ; 255
280: 7f 4f sbci r23, 0xFF ; 255
282: 80 e0 ldi r24, 0x00 ; 0
284: 90 e0 ldi r25, 0x00 ; 0
286: 64 df rcall .-312 ; 0x150 <display_text>
}
288: f0 cf rjmp .-32 ; 0x26a <main+0x34>
0000028a <usart0_init>:
int uart0_sendChar( char ch )
{
while (!(UCSR0A & BIT(UDRE0))) ; // wait until UDRE0 is set: transmit buffer is ready
UDR0 = ch; // send ch
return 0; // OK
}
28a: 10 92 90 00 sts 0x0090, r1
28e: 83 e3 ldi r24, 0x33 ; 51
290: 89 b9 out 0x09, r24 ; 9
292: 86 e0 ldi r24, 0x06 ; 6
294: 80 93 95 00 sts 0x0095, r24
298: 1a b8 out 0x0a, r1 ; 10
29a: 08 95 ret
0000029c <usart0_start>:
29c: 8a b1 in r24, 0x0a ; 10
29e: 88 61 ori r24, 0x18 ; 24
2a0: 8a b9 out 0x0a, r24 ; 10
2a2: 08 95 ret
000002a4 <uart0_receiveChar>:
char uart0_receiveChar( void )
{
while (!(UCSR0A & BIT(RXC0))) ; // if RX0 is set: unread data present in buffer
2a4: 5f 9b sbis 0x0b, 7 ; 11
2a6: fe cf rjmp .-4 ; 0x2a4 <uart0_receiveChar>
return UDR0; // read ch
2a8: 8c b1 in r24, 0x0c ; 12
}
2aa: 08 95 ret
000002ac <uart0_receiveString>:
int uart0_receiveString( char* string)
{
2ac: 0f 93 push r16
2ae: 1f 93 push r17
2b0: cf 93 push r28
2b2: df 93 push r29
2b4: ec 01 movw r28, r24
int stop = 0; // boolean for stop value
char ch;
while (!stop) // while contunie
{
ch = uart0_receiveChar(); // read ch
2b6: f6 df rcall .-20 ; 0x2a4 <uart0_receiveChar>
if ( ch == LF ) // stop at LF
2b8: 8a 30 cpi r24, 0x0A ; 10
2ba: 11 f0 breq .+4 ; 0x2c0 <uart0_receiveString+0x14>
stop = 1;
else
*string++ = ch; // else fill buffer
2bc: 89 93 st Y+, r24
2be: fb cf rjmp .-10 ; 0x2b6 <uart0_receiveString+0xa>
}
*string = '\0'; // string terminator
2c0: 18 82 st Y, r1
return 0;
2c2: 80 e0 ldi r24, 0x00 ; 0
2c4: 90 e0 ldi r25, 0x00 ; 0
2c6: df 91 pop r29
2c8: cf 91 pop r28
2ca: 1f 91 pop r17
2cc: 0f 91 pop r16
2ce: 08 95 ret
000002d0 <_exit>:
2d0: f8 94 cli
000002d2 <__stop_program>:
2d2: ff cf rjmp .-2 ; 0x2d2 <__stop_program>