CODE MSP4302274 giao tiep AM2301 hiển thị LCD

#include "msp430f2274.h"
#include "uart.c"
#include "LCD.c"
#define DTH_option (_P3_DIRECT->_BIT.b6)
#define DTH_Start (_P3_OUT->_BIT.b6)
#define DTH_Read (_P3_IN->_BIT.b6)
void main( )
{
// Stop watchdog timer to prevent time out reset
WDTCTL = WDTPW + WDTHOLD;
BCSCTL1 = CALBC1_1MHZ;
DCOCTL = CALDCO_1MHZ;
uart_init();
init_port();
init_NRF24L01();
init_lcd();

_P4_OUT->_BIT.b0=0;
_P4_OUT->_BIT.b1=0;
unsigned int i=0,j=0;
send_cmd("AT");
send_cmd("AT+RST");
while(1)
{lb0: ClearLcmScreen();

// thiet lap IO
// khoi tao nRF24L01


PrintStr("MONITOR SYSTERM");
LCDmove(1,0);

PrintStr("=================================+++++++");goto lb1;
lb01: HUMI_TEMP();
lb1: //lcd_write_cmd(0x18);
// __delay_cycles(400);
j=j+1;
if(j==50) { goto lb01; }
if(j==100){ j=0; goto lb0; }

//=================Cho nhan canh bao======================================
RX_Mode();
lbw: if(!(nRF24L01_RxPacket(RxBuf)))//Neu chua nhan duoc du lieu
{ if(b==10)
{
b=0;
goto lb11;
}
b=b+1;
goto lbw;
}
else
{
if(RxBuf[4]=='3')

//NEU LA DU LIEU CUA MASTER


{
for(j=0;j<10;j++)
{ TxBuf[4]='4';
unsigned char TX_ADDRESS[5]={0x12,0x13,0x14,0x15,0x16};

SpiWriteReg(WRITE_REG+STATUS,0xff);
TX_Mode(TxBuf,TX_ADDRESS);
Delay(600);
SpiWriteReg1(0xE1);
}
for(i=0;i<10;i++)
{
_P1_OUT->_BIT.b6=0;
__delay_cycles(100000);
_P1_OUT->_BIT.b6=1;
__delay_cycles(100000);
}

}
}
lb11:
//====================Quet phim=============================================
if(_P3_IN->_BIT.b3==0)
{ClearLcmScreen();
PrintStr("Sent SLAVE1");
TxBuf[0]='8';


unsigned char TX_ADDRESS1[5]={0x17,0x18,0x19,0x1A,0x1B};
lb2:
SpiWriteReg(WRITE_REG+STATUS,0xff);
TX_Mode(TxBuf,TX_ADDRESS1);
Delay(600);// xem lai600
SpiWriteReg1(0xE1);

RX_Mode();
if(!(nRF24L01_RxPacket(RxBuf)))//Neu nhan duoc du lieu
{ i=i+1;
if(i==10){i=0;goto lb3;}
goto lb2;
}

lb3:
if(RxBuf[0]=='A'){ClearLcmScreen();LCDmove(0,0);PrintStr("SL1 ON");} else
{ClearLcmScreen();LCDmove(0,0);PrintStr("SL1 OFF");}
clear_RXBUF_RF();
__delay_cycles(640000);ClearLcmScreen();
ClearLcmScreen();
PrintStr("Sent SLAVE2");
TxBuf[0]='8';
unsigned char TX_ADDRESS2[5]={0x12,0x13,0x14,0x15,0x16};
lb21:
SpiWriteReg(WRITE_REG+STATUS,0xff);
TX_Mode(TxBuf,TX_ADDRESS2);
Delay(600);// xem lai600


SpiWriteReg1(0xE1);

RX_Mode();
if(!(nRF24L01_RxPacket(RxBuf)))//Neu nhan duoc du lieu
{ i=i+1;
if(i==10){i=0;goto lb31;}
goto lb21;
}

lb31:
if(RxBuf[0]=='A'){ClearLcmScreen();LCDmove(0,0);PrintStr("SL1 ON");} else
{ClearLcmScreen();LCDmove(0,0);PrintStr("SL1 OFF");}
clear_RXBUF_RF();
__delay_cycles(320000);ClearLcmScreen();goto lb0;

}

//------------------------end mode-------------------------------------goto lb1;
}//dong while
}//dong main
//==========================doc
AM2301===================================================
void HUMI_TEMP(void)


{ char HUMI;
char TEMP;
char HUMI_1;
char TEMP_1;
char SUM=0;
int a=0,b=0,c=0,d=0,e=0,f=0;
read: DTH_option=1;
DTH_Start=1;
__delay_cycles(10000);
DTH_Start=0;
__delay_cycles(10000);
DTH_Start=1;
DTH_option=0;

while(DTH_Read)
{ __delay_cycles(1);
a=a+1;if(a>200){ClearLcmScreen();PrintStr("Khong co phan hoi");__delay_cycles(320000);goto read;}
}

while(!(DTH_Read))
{ __delay_cycles(1);}
while(DTH_Read)
{ __delay_cycles(1);}
for(a=0;a<8;a++)
{


while(!(DTH_Read))
{ __delay_cycles(1);}
__delay_cycles(40);
if(DTH_Read)

{
HUMI=HUMI<<1;
HUMI|=0x01;
}
else
{
b=0;
HUMI=HUMI<<1;
}
}
for(a=0;a<8;a++)

{
while(!(DTH_Read))
{ __delay_cycles(1);}
__delay_cycles(40);
if(DTH_Read)
{
HUMI_1=HUMI_1<<1;
HUMI_1|=0x01;
}


else
{
b=0;
HUMI_1=HUMI_1<<1;
}
}
for(a=0;a<8;a++)
{
while(!(DTH_Read))
{ __delay_cycles(1);}
__delay_cycles(40);
if(DTH_Read)

{
TEMP=TEMP<<1;
TEMP|=0x01;
}
else
{

b=0;
TEMP=TEMP<<1;
}
}
for(a=0;a<8;a++)
{


while(!(DTH_Read))
{ __delay_cycles(1);}
__delay_cycles(40);
if(DTH_Read)

{
TEMP_1=TEMP_1<<1;
TEMP_1|=0x01;
}
else
{
b=0;
TEMP_1=TEMP_1<<1;
}
}
for(a=0;a<8;a++)
{
while(!(DTH_Read))
{ __delay_cycles(1);}
__delay_cycles(40);
if(DTH_Read)

{
SUM=SUM<<1;
SUM|=0x01;


}
else
{
b=0;
SUM=SUM<<1;
}
}
e=(HUMI*256 +HUMI_1);
f=(TEMP*256 +TEMP_1);
a=e/1000;
b=(e/100)%10;
c=(e/10)%10;
d=e%10;
ClearLcmScreen();
PrintStr("HUMI: ");
lcd_write_data(b+48);
lcd_write_data(c+48);
PrintStr(".");
lcd_write_data(d+48);
PrintStr("%");
a=f/1000;
b=(f/100)%10;
c=(f/10)%10;
d=f%10;
LCDmove(1,0);

PrintStr("TEMP: ");

lcd_write_data(b+48);
lcd_write_data(c+48);
PrintStr(".");
lcd_write_data(d+48);
PrintStr("'C");
__delay_cycles(100000);
}
//===========================================================================