📄 main.lss
字号:
c0c: 90 95 com r25
c0e: 80 81 ld r24, Z
c10: 89 23 and r24, r25
c12: 80 83 st Z, r24
/* delay function for microsec
4 cpu cycles per loop + 1 cycles(?) overhead
when a constant is passed. */
static inline void delayloop16(uint16_t count)
{
c14: 89 e1 ldi r24, 0x19 ; 25
c16: 90 e0 ldi r25, 0x00 ; 0
asm volatile ( "cp %A0,__zero_reg__ \n\t" \
c18: 81 15 cp r24, r1
c1a: 91 05 cpc r25, r1
c1c: 11 f0 breq .+4 ; 0xc22 <L_Exit_180>
00000c1e <L_LOOP_180>:
c1e: 01 97 sbiw r24, 0x01 ; 1
c20: f1 f7 brne .-4 ; 0xc1e <L_LOOP_180>
00000c22 <L_Exit_180>:
// wuffwuff delay was 15uS-1 see comment above
delay_us(15-1-OW_CONF_DELAYOFFSET);
if( OW_GET_IN() == 0 ) b = 0; // sample at end of read-timeslot
c22: e0 91 da 00 lds r30, 0x00DA
c26: f0 91 db 00 lds r31, 0x00DB
c2a: e0 81 ld r30, Z
c2c: 20 91 d9 00 lds r18, 0x00D9
c30: e2 23 and r30, r18
c32: 09 f4 brne .+2 ; 0xc36 <L_Exit_180+0x14>
c34: 3e 2f mov r19, r30
/* delay function for microsec
4 cpu cycles per loop + 1 cycles(?) overhead
when a constant is passed. */
static inline void delayloop16(uint16_t count)
{
c36: 89 e5 ldi r24, 0x59 ; 89
c38: 90 e0 ldi r25, 0x00 ; 0
asm volatile ( "cp %A0,__zero_reg__ \n\t" \
c3a: 81 15 cp r24, r1
c3c: 91 05 cpc r25, r1
c3e: 11 f0 breq .+4 ; 0xc44 <L_Exit_200>
00000c40 <L_LOOP_200>:
c40: 01 97 sbiw r24, 0x01 ; 1
c42: f1 f7 brne .-4 ; 0xc40 <L_LOOP_200>
00000c44 <L_Exit_200>:
delay_us(60-15);
OW_DIR_IN();
c44: e0 91 dc 00 lds r30, 0x00DC
c48: f0 91 dd 00 lds r31, 0x00DD
c4c: 20 95 com r18
c4e: 80 81 ld r24, Z
c50: 82 23 and r24, r18
c52: 80 83 st Z, r24
SREG=sreg; // sei();
c54: 4f bf out 0x3f, r20 ; 63
return b;
}
c56: 83 2f mov r24, r19
c58: 99 27 eor r25, r25
c5a: 08 95 ret
00000c5c <ow_byte_wr>:
uint8_t ow_byte_wr( uint8_t b )
{
c5c: 1f 93 push r17
c5e: cf 93 push r28
c60: c8 2f mov r28, r24
uint8_t i = 8, j;
c62: 18 e0 ldi r17, 0x08 ; 8
do {
j = ow_bit_io( b & 1 );
c64: 8c 2f mov r24, r28
c66: 81 70 andi r24, 0x01 ; 1
c68: 0e 94 eb 05 call 0xbd6 <ow_bit_io>
b >>= 1;
c6c: c6 95 lsr r28
if( j ) b |= 0x80;
c6e: 81 11 cpse r24, r1
c70: c0 68 ori r28, 0x80 ; 128
} while( --i );
c72: 11 50 subi r17, 0x01 ; 1
c74: b9 f7 brne .-18 ; 0xc64 <ow_byte_wr+0x8>
return b;
}
c76: 8c 2f mov r24, r28
c78: 99 27 eor r25, r25
c7a: cf 91 pop r28
c7c: 1f 91 pop r17
c7e: 08 95 ret
00000c80 <ow_byte_rd>:
uint8_t ow_byte_rd( void )
{
// read by sending 0xff (a dontcare?)
return ow_byte_wr( 0xFF );
c80: 8f ef ldi r24, 0xFF ; 255
c82: 0e 94 2e 06 call 0xc5c <ow_byte_wr>
}
c86: 99 27 eor r25, r25
c88: 08 95 ret
00000c8a <ow_rom_search>:
uint8_t ow_rom_search( uint8_t diff, uint8_t *id )
{
c8a: df 92 push r13
c8c: ef 92 push r14
c8e: ff 92 push r15
c90: 0f 93 push r16
c92: 1f 93 push r17
c94: cf 93 push r28
c96: df 93 push r29
c98: e8 2e mov r14, r24
c9a: eb 01 movw r28, r22
uint8_t i, j, next_diff;
uint8_t b;
if( ow_reset() ) return OW_PRESENCE_ERR; // error, no device found
c9c: 0e 94 5d 05 call 0xaba <ow_reset>
ca0: 18 2f mov r17, r24
ca2: 88 23 and r24, r24
ca4: 19 f0 breq .+6 ; 0xcac <ow_rom_search+0x22>
ca6: 8f ef ldi r24, 0xFF ; 255
ca8: 90 e0 ldi r25, 0x00 ; 0
caa: 32 c0 rjmp .+100 ; 0xd10 <ow_rom_search+0x86>
ow_byte_wr( OW_SEARCH_ROM ); // ROM search command
cac: 80 ef ldi r24, 0xF0 ; 240
cae: 0e 94 2e 06 call 0xc5c <ow_byte_wr>
next_diff = OW_LAST_DEVICE; // unchanged on last device
cb2: d1 2e mov r13, r17
i = OW_ROMCODE_SIZE * 8; // 8 bytes
cb4: 00 e4 ldi r16, 0x40 ; 64
do {
j = 8; // 8 bits
cb6: 88 e0 ldi r24, 0x08 ; 8
cb8: f8 2e mov r15, r24
do {
b = ow_bit_io( 1 ); // read bit
cba: 81 e0 ldi r24, 0x01 ; 1
cbc: 0e 94 eb 05 call 0xbd6 <ow_bit_io>
cc0: 18 2f mov r17, r24
if( ow_bit_io( 1 ) ) { // read complement bit
cc2: 81 e0 ldi r24, 0x01 ; 1
cc4: 0e 94 eb 05 call 0xbd6 <ow_bit_io>
cc8: 88 23 and r24, r24
cca: 29 f0 breq .+10 ; 0xcd6 <ow_rom_search+0x4c>
if( b ) // 11
ccc: 11 23 and r17, r17
cce: 71 f0 breq .+28 ; 0xcec <ow_rom_search+0x62>
return OW_DATA_ERR; // data error
cd0: 8e ef ldi r24, 0xFE ; 254
cd2: 90 e0 ldi r25, 0x00 ; 0
cd4: 1d c0 rjmp .+58 ; 0xd10 <ow_rom_search+0x86>
}
else {
if( !b ) { // 00 = 2 devices
cd6: 11 23 and r17, r17
cd8: 49 f4 brne .+18 ; 0xcec <ow_rom_search+0x62>
if( diff > i || ((*id & 1) && diff != i) ) {
cda: 0e 15 cp r16, r14
cdc: 28 f0 brcs .+10 ; 0xce8 <ow_rom_search+0x5e>
cde: 88 81 ld r24, Y
ce0: 80 ff sbrs r24, 0
ce2: 04 c0 rjmp .+8 ; 0xcec <ow_rom_search+0x62>
ce4: e0 16 cp r14, r16
ce6: 11 f0 breq .+4 ; 0xcec <ow_rom_search+0x62>
b = 1; // now 1
ce8: 11 e0 ldi r17, 0x01 ; 1
next_diff = i; // next pass 0
cea: d0 2e mov r13, r16
}
}
}
ow_bit_io( b ); // write bit
cec: 81 2f mov r24, r17
cee: 0e 94 eb 05 call 0xbd6 <ow_bit_io>
*id >>= 1;
cf2: 88 81 ld r24, Y
cf4: 86 95 lsr r24
cf6: 88 83 st Y, r24
if( b ) *id |= 0x80; // store bit
cf8: 11 23 and r17, r17
cfa: 11 f0 breq .+4 ; 0xd00 <ow_rom_search+0x76>
cfc: 80 68 ori r24, 0x80 ; 128
cfe: 88 83 st Y, r24
i--;
d00: 01 50 subi r16, 0x01 ; 1
} while( --j );
d02: fa 94 dec r15
d04: d1 f6 brne .-76 ; 0xcba <ow_rom_search+0x30>
id++; // next byte
d06: 21 96 adiw r28, 0x01 ; 1
} while( i );
d08: 00 23 and r16, r16
d0a: a9 f6 brne .-86 ; 0xcb6 <ow_rom_search+0x2c>
return next_diff; // to continue search
d0c: 8d 2d mov r24, r13
d0e: 99 27 eor r25, r25
d10: df 91 pop r29
d12: cf 91 pop r28
d14: 1f 91 pop r17
d16: 0f 91 pop r16
d18: ff 90 pop r15
d1a: ef 90 pop r14
d1c: df 90 pop r13
d1e: 08 95 ret
00000d20 <ow_command>:
}
void ow_command( uint8_t command, uint8_t *id )
{
d20: 0f 93 push r16
d22: 1f 93 push r17
d24: cf 93 push r28
d26: df 93 push r29
d28: 08 2f mov r16, r24
d2a: eb 01 movw r28, r22
uint8_t i;
ow_reset();
d2c: 0e 94 5d 05 call 0xaba <ow_reset>
if( id ) {
d30: 20 97 sbiw r28, 0x00 ; 0
d32: 51 f0 breq .+20 ; 0xd48 <ow_command+0x28>
ow_byte_wr( OW_MATCH_ROM ); // to a single device
d34: 85 e5 ldi r24, 0x55 ; 85
d36: 0e 94 2e 06 call 0xc5c <ow_byte_wr>
i = OW_ROMCODE_SIZE;
d3a: 18 e0 ldi r17, 0x08 ; 8
do {
ow_byte_wr( *id );
d3c: 89 91 ld r24, Y+
d3e: 0e 94 2e 06 call 0xc5c <ow_byte_wr>
id++;
} while( --i );
d42: 11 50 subi r17, 0x01 ; 1
d44: d9 f7 brne .-10 ; 0xd3c <ow_command+0x1c>
d46: 03 c0 rjmp .+6 ; 0xd4e <ow_command+0x2e>
}
else {
ow_byte_wr( OW_SKIP_ROM ); // to all devices
d48: 8c ec ldi r24, 0xCC ; 204
d4a: 0e 94 2e 06 call 0xc5c <ow_byte_wr>
}
ow_byte_wr( command );
d4e: 80 2f mov r24, r16
d50: 0e 94 2e 06 call 0xc5c <ow_byte_wr>
d54: df 91 pop r29
d56: cf 91 pop r28
d58: 1f 91 pop r17
d5a: 0f 91 pop r16
d5c: 08 95 ret
00000d5e <delayloop32>:
#include "delay.h"
void delayloop32(uint32_t loops)
{
d5e: dc 01 movw r26, r24
d60: cb 01 movw r24, r22
__asm__ volatile ( "cp %A0,__zero_reg__ \n\t" \
d62: 81 15 cp r24, r1
d64: 91 05 cpc r25, r1
d66: a1 05 cpc r26, r1
d68: b1 05 cpc r27, r1
d6a: 29 f0 breq .+10 ; 0xd76 <L_Exit_5>
00000d6c <L_LOOP_5>:
d6c: 81 50 subi r24, 0x01 ; 1
d6e: 90 40 sbci r25, 0x00 ; 0
d70: a0 40 sbci r26, 0x00 ; 0
d72: b0 40 sbci r27, 0x00 ; 0
d74: d9 f7 brne .-10 ; 0xd6c <L_LOOP_5>
00000d76 <L_Exit_5>:
d76: 08 95 ret
00000d78 <DS18X20_uart_put_temp>:
#include "uart.h"
void DS18X20_uart_put_temp(const uint8_t subzero,
const uint8_t cel, const uint8_t cel_frac_bits)
{
d78: ef 92 push r14
d7a: ff 92 push r15
d7c: 0f 93 push r16
d7e: 1f 93 push r17
d80: cf 93 push r28
d82: df 93 push r29
d84: cd b7 in r28, 0x3d ; 61
d86: de b7 in r29, 0x3e ; 62
d88: 61 97 sbiw r28, 0x11 ; 17
d8a: 0f b6 in r0, 0x3f ; 63
d8c: f8 94 cli
d8e: de bf out 0x3e, r29 ; 62
d90: 0f be out 0x3f, r0 ; 63
d92: cd bf out 0x3d, r28 ; 61
d94: 16 2f mov r17, r22
d96: 04 2f mov r16, r20
uint8_t buffer[sizeof(int)*8+1];
int i;
uart_putc((subzero)?'-':'+');
d98: 88 23 and r24, r24
d9a: 11 f0 breq .+4 ; 0xda0 <DS18X20_uart_put_temp+0x28>
d9c: 8d e2 ldi r24, 0x2D ; 45
d9e: 01 c0 rjmp .+2 ; 0xda2 <DS18X20_uart_put_temp+0x2a>
da0: 8b e2 ldi r24, 0x2B ; 43
da2: 0e 94 6d 0b call 0x16da <uart_putc>
uart_puti((int)cel);
da6: 81 2f mov r24, r17
da8: 99 27 eor r25, r25
daa: 0e 94 a0 0b call 0x1740 <uart_puti>
uart_puts_P(".");
dae: 8e ed ldi r24, 0xDE ; 222
db0: 93 e0 ldi r25, 0x03 ; 3
db2: 0e 94 8e 0b call 0x171c <uart_puts_p>
itoa(cel_frac_bits*DS18X20_FRACCONV,buffer,10);
db6: 20 2f mov r18, r16
db8: 33 27 eor r19, r19
dba: 4a e0 ldi r20, 0x0A ; 10
dbc: 50 e0 ldi r21, 0x00 ; 0
dbe: be 01 movw r22, r28
dc0: 6f 5f subi r22, 0xFF ; 255
dc2: 7f 4f ⌨️ 快捷键说明
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