📄 mega16l_tc35.i
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// CodeVisionAVR C Compiler
// (C) 1998-2001 Pavel Haiduc, HP InfoTech S.R.L.
// I/O registers definitions for the ATmega16
#pragma used+
sfrb TWBR=0;
sfrb TWSR=1;
sfrb TWAR=2;
sfrb TWDR=3;
sfrb ADCL=4;
sfrb ADCH=5;
sfrw ADCW=4; // 16 bit access
sfrb ADCSRA=6;
sfrb ADMUX=7;
sfrb ACSR=8;
sfrb UBRRL=9;
sfrb UCSRB=0xa;
sfrb UCSRA=0xb;
sfrb UDR=0xc;
sfrb SPCR=0xd;
sfrb SPSR=0xe;
sfrb SPDR=0xf;
sfrb PIND=0x10;
sfrb DDRD=0x11;
sfrb PORTD=0x12;
sfrb PINC=0x13;
sfrb DDRC=0x14;
sfrb PORTC=0x15;
sfrb PINB=0x16;
sfrb DDRB=0x17;
sfrb PORTB=0x18;
sfrb PINA=0x19;
sfrb DDRA=0x1a;
sfrb PORTA=0x1b;
sfrb EECR=0x1c;
sfrb EEDR=0x1d;
sfrb EEARL=0x1e;
sfrb EEARH=0x1f;
sfrw EEAR=0x1e; // 16 bit access
sfrb UBRRH=0x20;
sfrb UCSRC=0X20;
sfrb WDTCR=0x21;
sfrb ASSR=0x22;
sfrb OCR2=0x23;
sfrb TCNT2=0x24;
sfrb TCCR2=0x25;
sfrb ICR1L=0x26;
sfrb ICR1H=0x27;
sfrb OCR1BL=0x28;
sfrb OCR1BH=0x29;
sfrw OCR1B=0x28; // 16 bit access
sfrb OCR1AL=0x2a;
sfrb OCR1AH=0x2b;
sfrw OCR1A=0x2a; // 16 bit access
sfrb TCNT1L=0x2c;
sfrb TCNT1H=0x2d;
sfrw TCNT1=0x2c; // 16 bit access
sfrb TCCR1B=0x2e;
sfrb TCCR1A=0x2f;
sfrb SFIOR=0x30;
sfrb OSCCAL=0x31;
sfrb OCDR=0x31;
sfrb TCNT0=0x32;
sfrb TCCR0=0x33;
sfrb MCUCSR=0x34;
sfrb MCUCR=0x35;
sfrb TWCR=0x36;
sfrb SPMCR=0x37;
sfrb TIFR=0x38;
sfrb TIMSK=0x39;
sfrb GIFR=0x3a;
sfrb GICR=0x3b;
sfrb OCR0=0X3c;
sfrb SPL=0x3d;
sfrb SPH=0x3e;
sfrb SREG=0x3f;
#pragma used-
// Interrupt vectors definitions
#pragma used+
//==============================函数声明=================================
void LCD_INIT(void);
void LCD_WR8BITS(unsigned int wbits);
void LCD_WR1BYTE(unsigned char RW,unsigned char RS,unsigned char wdata);
void LCD_DISPLAY(unsigned char *message);
void LCD_CLEAR(void);
//=======================================================================
#pragma used-
#pragma used+
void DELAY_1MS(unsigned int ms);
void DELAY_100MS(unsigned int mms);
void DELAY_1S(unsigned int s);
#pragma used-
#pragma used+
//======================================= 函数声明 ===============================================
void USART_INIT(void);
char USART_GETCHAR(void);
void USART_SENDCHAR(unsigned char c);
void USART_SENGSTR(unsigned char *ptr);
void TC35_INIT(void);
void TC35_MESSAGEINIT(void);
void TC35_SENDMESSAGE(unsigned char *TC35_Message);
//================================================================================================
#pragma used-
/*
CodeVisionAVR C Compiler
(C) 1998-2005 Pavel Haiduc, HP InfoTech S.R.L.
Prototypes for Dallas Semiconductor
DS18B20 1 Wire bus temperature sensor
functions
BEFORE #include -ING THIS FILE YOU
MUST DECLARE THE I/O ADDRESS OF THE
DATA REGISTER OF THE PORT AT WHICH
THE 1 WIRE BUS IS CONNECTED AND
THE DATA BIT USED
EXAMPLE FOR PORTB:
#asm
.equ __w1_port=0x18
.equ __w1_bit=3
#endasm
#include <ds1820.h>
*/
/*
CodeVisionAVR C Compiler
(C) 1998-2000 Pavel Haiduc, HP InfoTech S.R.L.
Prototypes for Dallas Semiconductor
1 Wire protocol functions
BEFORE #include -ING THIS FILE YOU
MUST DECLARE THE I/O ADDRESS OF THE
DATA REGISTER OF THE PORT AT WHICH
THE 1 WIRE BUS IS CONNECTED AND
THE DATA BIT USED
EXAMPLE FOR PORTB:
#asm
.equ __w1_port=0x18
.equ __w1_bit=3
#endasm
#include <1wire.h>
*/
#pragma used+
unsigned char w1_init(void);
unsigned char w1_read(void);
unsigned char w1_write(unsigned char data);
unsigned char w1_search(unsigned char cmd,void *p);
unsigned char w1_dow_crc8(void *p,unsigned char n);
#pragma used-
#pragma used+
extern struct __ds18b20_scratch_pad_struct
{
unsigned char temp_lsb,temp_msb,
temp_high,temp_low,
conf_register,
res1,
res2,
res3,
crc;
} __ds18b20_scratch_pad;
unsigned char ds18b20_select(unsigned char *addr);
unsigned char ds18b20_read_spd(unsigned char *addr);
float ds18b20_temperature(unsigned char *addr);
unsigned char ds18b20_init(unsigned char *addr,signed char temp_low,signed char temp_high,
unsigned char resolution);
#pragma used-
#pragma library ds18b20.lib
/*
CodeVisionAVR C Compiler
(C) 1998-2000 Pavel Haiduc, HP InfoTech S.R.L.
Prototypes for Dallas Semiconductor
1 Wire protocol functions
BEFORE #include -ING THIS FILE YOU
MUST DECLARE THE I/O ADDRESS OF THE
DATA REGISTER OF THE PORT AT WHICH
THE 1 WIRE BUS IS CONNECTED AND
THE DATA BIT USED
EXAMPLE FOR PORTB:
#asm
.equ __w1_port=0x18
.equ __w1_bit=3
#endasm
#include <1wire.h>
*/
/* CodeVisionAVR C Compiler
Prototypes for standard library functions
(C) 1998-2003 Pavel Haiduc, HP InfoTech S.R.L.
*/
#pragma used+
int atoi(char *str);
long int atol(char *str);
float atof(char *str);
void itoa(int n,char *str);
void ltoa(long int n,char *str);
void ftoa(float n,unsigned char decimals,char *str);
void ftoe(float n,unsigned char decimals,char *str);
void srand(int seed);
int rand(void);
void *malloc(unsigned int size);
void *calloc(unsigned int num, unsigned int size);
void *realloc(void *ptr, unsigned int size);
void free(void *ptr);
#pragma used-
#pragma library stdlib.lib
// CodeVisionAVR C Compiler
// (C) 1998-2006 Pavel Haiduc, HP InfoTech S.R.L.
// Prototypes for standard I/O functions
// CodeVisionAVR C Compiler
// (C) 1998-2002 Pavel Haiduc, HP InfoTech S.R.L.
// Variable length argument list macros
typedef char *va_list;
#pragma used+
char getchar(void);
void putchar(char c);
void puts(char *str);
void putsf(char flash *str);
char *gets(char *str,unsigned int len);
void printf(char flash *fmtstr,...);
void sprintf(char *str, char flash *fmtstr,...);
void snprintf(char *str, unsigned int size, char flash *fmtstr,...);
void vprintf (char flash * fmtstr, va_list argptr);
void vsprintf (char *str, char flash * fmtstr, va_list argptr);
void vsnprintf (char *str, unsigned int size, char flash * fmtstr, va_list argptr);
signed char scanf(char flash *fmtstr,...);
signed char sscanf(char *str, char flash *fmtstr,...);
#pragma used-
#pragma library stdio.lib
#asm
.equ __w1_port=0x1b //Port A.0
.equ __w1_bit=0
#endasm
unsigned char rom_code[1][9];
extern char rx_buffer[100];
extern unsigned char rx_counter;
bit rx_buffer_overflow;
/********************************************************************
函 数 名：USART_RX_ISR
入口参数：无
出口参数：无
建立日期：2008年5月6日
修改日期：
函数作用：串口接收中断
说 明：
********************************************************************/
interrupt [12] void usart_rx_isr(void)
{
char status,data;
status=UCSRA;
data=UDR;
if ((status & ((1<<4) | (1<<2) | (1<<3)))==0)
{
rx_buffer[rx_counter]=data;
if (++rx_counter == 100)
{
rx_counter=0;
rx_buffer_overflow=1;
};
};
}
void main(void)
{
unsigned char mymessage1[]={"正在初始化"};
unsigned char mymessage2[]={"初始化完毕"};
// unsigned char mymessage3[]={"ERROR"};
unsigned char mymessage4[]={"传输温度数据"};
unsigned char mymessage5[]={"温度数据传输完毕"};
unsigned char temp_print[10];
float temp=0;
int i;
DDRA = 0xFF;
PORTA = 0xFF;
DDRB.0=1;PORTB.0=0;
DDRB.1=1;PORTB.1=0;
DDRB.2=1;PORTB.2=0;
LCD_INIT();
LCD_DISPLAY(mymessage1);
USART_INIT();
DELAY_1MS(10);
// i=w1_init();
i= w1_search(0xF0, rom_code);
ds18b20_init(&rom_code[0][0],0,0,0 );
DELAY_1S(1);
#asm("sei")
TC35_INIT();
DELAY_1MS(10);
DELAY_1S(2);
LCD_CLEAR();
DELAY_1MS(10);
LCD_DISPLAY(mymessage2);
while (1)
{
#asm("cli")
temp=ds18b20_temperature(&rom_code[0][0]);
DELAY_100MS(1);
#asm("sei")
ftoa(temp,5,temp_print); //转换浮点数temp为字符串temp_print,其中第二位参数指定四舍五入保留小数位（最多五位）。
DELAY_1MS(10);
LCD_CLEAR();
DELAY_1MS(10);
LCD_DISPLAY(temp_print);
DELAY_1S(4);
LCD_CLEAR();
LCD_DISPLAY(mymessage4);
DELAY_100MS(1);
TC35_SENDMESSAGE(temp_print);
DELAY_100MS(1);
LCD_CLEAR();
LCD_DISPLAY(mymessage5);
DELAY_1S(60);
}
}
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