📄 main.lss
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__asm__ volatile (
2a2: 01 97 sbiw r24, 0x01 ; 1
2a4: f1 f7 brne .-4 ; 0x2a2
LCD_DATA_PORT &= 0X0f; //portd4~7=0
LCD_DATA_PORT |= data_in&0xf0; //send high 4bit
LCD_EN_PORT |= LCD_EN; //EN端产生一个由低电平变高电平，写LCD
DELAY_nus(1);
LCD_EN_PORT &= ~LCD_EN; //EN端产生一个由高电平变低电平，写LCD
2a6: dd 98 cbi 0x1b, 5 ; 27
milliseconds can be achieved.
*/
static __inline__ void
_delay_loop_2(uint16_t __count)
{
2a8: 89 e2 ldi r24, 0x29 ; 41
2aa: 90 e0 ldi r25, 0x00 ; 0
__asm__ volatile (
2ac: 01 97 sbiw r24, 0x01 ; 1
2ae: f1 f7 brne .-4 ; 0x2ac
2b0: 08 95 ret
000002b2 <LCD_write_char>:
编写日期 ：2003-11-19
最后修改日期 ：2004-8-19
-----------------------------------------------------------------------*/
void LCD_write_char(unsigned command,unsigned data)
{ unsigned char data_temp;
2b2: 1f 93 push r17
data_temp =0x00;
if (command == 0)
2b4: 89 2b or r24, r25
2b6: 11 f4 brne .+4 ; 0x2bc
LCD_RS_PORT &= ~LCD_RS; // RS=0 写命令模式
2b8: dc 98 cbi 0x1b, 4 ; 27
2ba: 01 c0 rjmp .+2 ; 0x2be
else
LCD_RS_PORT |= LCD_RS; // RS=1 写数据模式
2bc: dc 9a sbi 0x1b, 4 ; 27
data_temp = data;
2be: 16 2f mov r17, r22
LCD_Write_half_char(data_temp); // 先写高四位
2c0: 86 2f mov r24, r22
2c2: 99 27 eor r25, r25
2c4: 0e 94 46 01 call 0x28c
data_temp = data;
data_temp=data_temp << 4; // 再写低四位
2c8: 12 95 swap r17
2ca: 10 7f andi r17, 0xF0 ; 240
LCD_Write_half_char(data_temp);
2cc: 81 2f mov r24, r17
2ce: 99 27 eor r25, r25
2d0: 0e 94 46 01 call 0x28c
2d4: 1f 91 pop r17
2d6: 08 95 ret
000002d8 <LCD_clr>:
2d8: 61 e0 ldi r22, 0x01 ; 1
2da: 70 e0 ldi r23, 0x00 ; 0
2dc: 80 e0 ldi r24, 0x00 ; 0
2de: 90 e0 ldi r25, 0x00 ; 0
2e0: 0e 94 59 01 call 0x2b2
2e4: 08 95 ret
000002e6 <LCD_init>:
2e6: 87 b3 in r24, 0x17 ; 23
2e8: 80 6f ori r24, 0xF0 ; 240
2ea: 87 bb out 0x17, r24 ; 23
2ec: 8a b3 in r24, 0x1a ; 26
2ee: 80 63 ori r24, 0x30 ; 48
2f0: 8a bb out 0x1a, r24 ; 26
2f2: 80 e2 ldi r24, 0x20 ; 32
2f4: 88 bb out 0x18, r24 ; 24
2f6: dd 9a sbi 0x1b, 5 ; 27
milliseconds can be achieved.
*/
static __inline__ void
_delay_loop_2(uint16_t __count)
{
2f8: 89 e2 ldi r24, 0x29 ; 41
2fa: 90 e0 ldi r25, 0x00 ; 0
__asm__ volatile (
2fc: 01 97 sbiw r24, 0x01 ; 1
2fe: f1 f7 brne .-4 ; 0x2fc
LCD_EN_RS_DDR |= LCD_RS | LCD_EN;
LCD_DATA_PORT = 0x20;//不知道什么意思
LCD_EN_PORT |= LCD_EN; // Write data to LCD
DELAY_nus(1);
LCD_EN_PORT &= ~LCD_EN;// Disable LCD
300: dd 98 cbi 0x1b, 5 ; 27
milliseconds can be achieved.
*/
static __inline__ void
_delay_loop_2(uint16_t __count)
{
302: 8a e7 ldi r24, 0x7A ; 122
304: 96 e0 ldi r25, 0x06 ; 6
__asm__ volatile (
306: 01 97 sbiw r24, 0x01 ; 1
308: f1 f7 brne .-4 ; 0x306
LCD_EN_PORT |= LCD_EN; // Write data to LCD
DELAY_nus(1);
LCD_EN_PORT &= ~LCD_EN;// Disable LCD
DELAY_nus(40);
LCD_write_char(0,0x28); //4bit test写命令//0X38为8位数据
30a: 68 e2 ldi r22, 0x28 ; 40
30c: 70 e0 ldi r23, 0x00 ; 0
30e: 80 e0 ldi r24, 0x00 ; 0
310: 90 e0 ldi r25, 0x00 ; 0
312: 0e 94 59 01 call 0x2b2
LCD_write_char(0,0x0c); //显示开
316: 6c e0 ldi r22, 0x0C ; 12
318: 70 e0 ldi r23, 0x00 ; 0
31a: 80 e0 ldi r24, 0x00 ; 0
31c: 90 e0 ldi r25, 0x00 ; 0
31e: 0e 94 59 01 call 0x2b2
LCD_write_char(0,0x01); //显示清屏
322: 61 e0 ldi r22, 0x01 ; 1
324: 70 e0 ldi r23, 0x00 ; 0
326: 80 e0 ldi r24, 0x00 ; 0
328: 90 e0 ldi r25, 0x00 ; 0
32a: 0e 94 59 01 call 0x2b2
LCD_write_char(0,0x06); //显示光标移动设置
32e: 66 e0 ldi r22, 0x06 ; 6
330: 70 e0 ldi r23, 0x00 ; 0
332: 80 e0 ldi r24, 0x00 ; 0
334: 90 e0 ldi r25, 0x00 ; 0
336: 0e 94 59 01 call 0x2b2
33a: 08 95 ret
0000033c <LCD_set_xy>:
}
/************************************************************************/
/* LCD1602清屏 */
/************************************************************************/
void LCD_clr(void)
{
LCD_write_char(0,0x01);
}
/*-----------------------------------------------------------------------
LCD_write_char : 英文字符串显示函数
输入参数：*s ：英文字符串指针；
X、Y : 显示字符串的位置，X:0-15，Y:0-1
LCD第一行显示寄存器地址：0X80-0X8F
LCD第一行显示寄存器地址：0XC0-0XCF
编写日期 ：2003-11-19
最后修改日期 ：2004-8-19
-----------------------------------------------------------------------*/
void LCD_write_char(unsigned command,unsigned data)
{ unsigned char data_temp;
data_temp =0x00;
if (command == 0)
LCD_RS_PORT &= ~LCD_RS; // RS=0 写命令模式
else
LCD_RS_PORT |= LCD_RS; // RS=1 写数据模式
data_temp = data;
LCD_Write_half_char(data_temp); // 先写高四位
data_temp = data;
data_temp=data_temp << 4; // 再写低四位
LCD_Write_half_char(data_temp);
//DELAY_nus(1);
}
/*---------写高4bit到LCD,4到7位连接----*/
void LCD_Write_half_char(unsigned data_in)
{
LCD_DATA_PORT &= 0X0f; //portd4~7=0
LCD_DATA_PORT |= data_in&0xf0; //send high 4bit
LCD_EN_PORT |= LCD_EN; //EN端产生一个由低电平变高电平，写LCD
DELAY_nus(1);
LCD_EN_PORT &= ~LCD_EN; //EN端产生一个由高电平变低电平，写LCD
//LCD_DATA_PORT &= 0X0f;
DELAY_nus(1);
}
/*-----------------------------------------------------------------------
LCD_set_xy : 设置LCD显示的起始位置
输入参数：x、y : 显示字符串的位置，X:0-15，Y:0-1
LCD第一行显示寄存器地址：0X80-0X8F
LCD第一行显示寄存器地址：0XC0-0XCF
编写日期 ：2004-8-19
最后修改日期 ：2004-8-19
-----------------------------------------------------------------------*/
void LCD_set_xy( unsigned char x, unsigned char y )
{
33c: 98 2f mov r25, r24
unsigned char address;
if (y == 0) address = 0x80 + x;
33e: 66 23 and r22, r22
340: 19 f4 brne .+6 ; 0x348
342: 89 2f mov r24, r25
344: 80 58 subi r24, 0x80 ; 128
346: 02 c0 rjmp .+4 ; 0x34c
//数据指针位置为80H加上地址码（00H-27H，40H-67H） //
else
address = 0xc0 + x;
348: 89 2f mov r24, r25
34a: 80 54 subi r24, 0x40 ; 64
LCD_write_char(0,address);//
34c: 99 27 eor r25, r25
34e: bc 01 movw r22, r24
350: 80 e0 ldi r24, 0x00 ; 0
352: 90 e0 ldi r25, 0x00 ; 0
354: 0e 94 59 01 call 0x2b2
358: 08 95 ret
0000035a <LCD_write_string>:
}
/*-----------------------------------------------------------------------
LCD_write_string : 英文字符串显示函数
输入参数：*s ：英文字符串指针；
X、Y : 显示字符串的位置
编写日期 ：2004-8-19
最后修改日期 ：2004-8-19
-----------------------------------------------------------------------*/
void LCD_write_string(unsigned char X,unsigned char Y,unsigned char *s)
{
35a: cf 93 push r28
35c: df 93 push r29
35e: ea 01 movw r28, r20
LCD_set_xy( X, Y );
360: 0e 94 9e 01 call 0x33c
while (*s)
{
LCD_write_char(1,*s);
s ++;
364: 88 81 ld r24, Y
366: 88 23 and r24, r24
368: 51 f0 breq .+20 ; 0x37e
36a: 89 91 ld r24, Y+
36c: 99 27 eor r25, r25
36e: bc 01 movw r22, r24
370: 81 e0 ldi r24, 0x01 ; 1
372: 90 e0 ldi r25, 0x00 ; 0
374: 0e 94 59 01 call 0x2b2
378: 88 81 ld r24, Y
37a: 88 23 and r24, r24
37c: b1 f7 brne .-20 ; 0x36a
37e: df 91 pop r29
380: cf 91 pop r28
382: 08 95 ret
00000384 <main>:
unsigned int i=0;
char cc1[]="Temprature!";
char cc2[]="+000 Degree";
int main(void)
{
384: cf e5 ldi r28, 0x5F ; 95
386: d4 e0 ldi r29, 0x04 ; 4
388: de bf out 0x3e, r29 ; 62
38a: cd bf out 0x3d, r28 ; 61
//port_init();
USART_init();
38c: 0e 94 07 01 call 0x20e
LCD_init();
390: 0e 94 73 01 call 0x2e6
LCD_clr();
394: 0e 94 6c 01 call 0x2d8
ds18b20_config();
398: 0e 94 59 00 call 0xb2
DELAY_nms(30);
39c: 8e e1 ldi r24, 0x1E ; 30
39e: 90 e0 ldi r25, 0x00 ; 0
3a0: 0e 94 4d 00 call 0x9a
LCD_write_string(0,0,cc1);
3a4: 4c e6 ldi r20, 0x6C ; 108
3a6: 50 e0 ldi r21, 0x00 ; 0
3a8: 60 e0 ldi r22, 0x00 ; 0
3aa: 86 2f mov r24, r22
3ac: 0e 94 ad 01 call 0x35a
DELAY_nms(30);
3b0: 8e e1 ldi r24, 0x1E ; 30
3b2: 90 e0 ldi r25, 0x00 ; 0
3b4: 0e 94 4d 00 call 0x9a
if (ds18b20_reset()) {
3b8: 0e 94 5c 00 call 0xb8
3bc: 68 2f mov r22, r24
3be: 88 23 and r24, r24
3c0: 21 f0 breq .+8 ; 0x3ca
LCD_write_string(14,0,"ok");
3c2: 48 e7 ldi r20, 0x78 ; 120
3c4: 50 e0 ldi r21, 0x00 ; 0
3c6: 60 e0 ldi r22, 0x00 ; 0
3c8: 02 c0 rjmp .+4 ; 0x3ce
}
else LCD_write_string(14,0,"no");
3ca: 4b e7 ldi r20, 0x7B ; 123
3cc: 50 e0 ldi r21, 0x00 ; 0
3ce: 8e e0 ldi r24, 0x0E ; 14
3d0: 0e 94 ad 01 call 0x35a
/*while(1)
{
ds18b20_reset();
DELAY_nms(250);//用户应等待几百个* 毫秒
convert_T();
DELAY_nms(100);
i=read_T();
DS18B20_HEX_to_LCD(i,cc2);
DELAY_nus(50);
LCD_write_string(3,1,cc2);
DELAY_nus(50);
//put_str(cc1);
//put_char('\n');
//put_str(cc2);
}
*/
}
3d4: 80 e0 ldi r24, 0x00 ; 0
3d6: 90 e0 ldi r25, 0x00 ; 0
3d8: 0c 94 fa 01 jmp 0x3f4
000003dc <__udivmodqi4>:
3dc: 99 1b sub r25, r25
3de: 79 e0 ldi r23, 0x09 ; 9
3e0: 04 c0 rjmp .+8 ; 0x3ea
000003e2 <__udivmodqi4_loop>:
3e2: 99 1f adc r25, r25
3e4: 96 17 cp r25, r22
3e6: 08 f0 brcs .+2 ; 0x3ea
3e8: 96 1b sub r25, r22
000003ea <__udivmodqi4_ep>:
3ea: 88 1f adc r24, r24
3ec: 7a 95 dec r23
3ee: c9 f7 brne .-14 ; 0x3e2
3f0: 80 95 com r24
3f2: 08 95 ret
000003f4 <_exit>:
3f4: ff cf rjmp .-2 ; 0x3f4
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