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| //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
#include <16f887.h>
#device adc=8
#include <string.h>
#fuses NOWDT,XT,NOPROTECT,NOCPD,MCLR,NOLVP,NOCPD,NOBROWNOUT,NODEBUG,NOWRT
#use delay(clock=4000000)
#use rs232(baud=9600,parity=N,xmit=pin_c6,rcv=pin_c7,bits=8)
#use fast_io (c)
#use fast_io (b)
#use fast_io (e)
#define pwr pin_d5
#define rs pin_d6
#define e pin_d7
#define rev pin_e0
#define sen pin_e1
#define lcd output_b
#define buffer_size 95
void Setup_lcd();
void data_write(unsigned char data);
void command_write(unsigned char cmd);
void Welcom();
void Sim908();
void erase_buffer();
void erase_local();
int1 wait_ok (void);
void read_local();
void gps_lcd();
char buffer[buffer_size];
char string[20],longitude[12],latitude[11],sms_kv[24];
char kitu=0x00;
int xbuff=0;
//============================================================================//
#INT_RDA
RDA_isr()
{
output_high(rev);
buffer[xbuff]=getc();
output_low(rev);
xbuff++;
if(xbuff>=buffer_size) {disable_interrupts(INT_RDA);xbuff=0;}
return 0;
}
//============================================================================//
void Setup_lcd()
{
output_low(e); output_low(rs);
command_write(0x38);
command_write(0x0c);
command_write(0x01);
command_write(0x06);
delay_ms(2);
}
//============================================================================//
void data_write(unsigned char data)
{
lcd(data);
output_high(rs);
output_high(e); delay_ms(2);
output_low(e); delay_ms(2);
}
//============================================================================//
void command_write(unsigned char cmd)
{
lcd(cmd);
output_low(rs);
output_high(e); delay_ms(2);
output_low(e); delay_ms(2);
}
//============================================================================//
void show(unsigned char row,unsigned char colum,char s)
{
switch(row)
{
case 1: command_write(0x80+colum);
break;
case 2: command_write(0xc0+colum);
break;
case 3: command_write(0x94+colum);
break;
case 4: command_write(0xd4+colum);
break;
}
while(*s)
{
data_write(*s); s++;
}
}
//============================================================================//
void Welcom()
{
output_high(rev); output_high(sen);
strcpy(string,"MY UNIVERSITY");
show(1,0,string);
strcpy(string,"KHOA DIEN-DIEN TU");
show(3,2,string);
output_low(rev); output_low(sen);
delay_ms(2000);
output_high(rev); output_high(sen);
command_write(0x01); delay_ms(2);
strcpy(string,"PROJECT");
show(1,2,string);
strcpy(string,"SIM908");
show(3,1,string);
output_low(rev); output_low(sen);
delay_ms(2000);
output_high(rev); output_high(sen);
command_write(0x01); delay_ms(2);
strcpy(string,"GUIDER");
show(1,0,string);
strcpy(string,"MR.:");
show(2,8,string);
strcpy(string,"CONAN");
show(4,3,string);
output_low(rev); output_low(sen);
delay_ms(2000);
output_high(rev); output_high(sen);
command_write(0x01); delay_ms(2);
strcpy(string,"AUTHOR");
show(1,1,string);
strcpy(string,"KAITOOKID");
show(3,0,string);
output_low(rev); output_low(sen);
delay_ms(2000);
output_high(rev); output_high(sen);
command_write(0x01); delay_ms(2);
strcpy(string,"PRỌECT");
show(1,2,string);
}
//============================================================================//
void Sim908()
{
output_low(rev); output_low(sen);
strcpy(string,"WELCOM TO GPS SIM908"); show(2,0,string);
delay_ms(3000);
strcpy(string," "); show(3,0,string);
strcpy(string,"CONFIG FORMATING..."); show(3,0,string);
erase_buffer();
do
{ output_high(sen);
printf("AT"); putc(13);
output_low(sen);
delay_ms(1000);
}while(wait_ok()==0);
output_high(sen);
printf("ATE0"); putc(13); //Turn off Echo
output_low(sen);
delay_ms(1000);
output_high(sen);
printf("AT+CMGF=1"); putc(13); //Fomat Data
output_low(sen);
delay_ms(1000);
erase_buffer();
output_high(sen);
printf("AT+CGPSPWR=1"); putc(13); //Power on GPS
output_low(sen);
delay_ms(1000);
erase_buffer();
output_high(sen);
printf("AT+CGPSIPR=9600"); putc(13); //Set baudrate
output_low(sen);
delay_ms(1000);
erase_buffer();
output_high(sen);
printf("AT+CGPSRST=1"); putc(13); //Select mode AutoReset
output_low(sen);
delay_ms(1000);
erase_buffer();
strcpy(string," "); show(3,0,string);
strcpy(string,"SAVE CONFIGULATION"); show(3,1,string);
output_high(sen);
printf("AT&W"); putc(13); //Save Config
output_low(sen);;
delay_ms(1000);
erase_buffer();
output_high(sen);
printf("AT+CMGS=\"0975073549\""); putc(13);
output_low(sen);
delay_ms(1000);
output_high(sen);
printf("Sim908 ready"); putc(26);
output_low(sen);
delay_ms(7000);
erase_buffer();
strcpy(string," "); show(2,0,string);
strcpy(string," "); show(3,0,string);
strcpy(string," "); show(4,0,string);
strcpy(string,"LOADING..."); show(2,0,string);
delay_ms(2000);
strcpy(string," "); show(2,0,string);
strcpy(string,"W:");
show(3,0,string);
strcpy(string,"N:");
show(4,0,string);
}
//============================================================================//
void erase_buffer()
{
int t;
for(t=0;t<=buffer_size;t++){buffer[t]='\0';}
xbuff =0;
}
//============================================================================//
int1 wait_ok (void)
{
char *ptr;
char r1_ok[]="OK";
ptr=strstr(buffer,r1_ok);
if(strncmp(ptr,r1_ok,2)==0)
{
delay_ms(500);
return 1;
}
else
{
return 0;
}
erase_buffer();
}
//============================================================================//
void erase_local()
{
int l;
for(l=0;l<12;l++) {longitude[l] ='\0';}
for(l=0;l<11;l++) {latitude[l] ='\0';}
for(l=0;l<24;l++) {sms_kv[l] ='\0';}
}
//============================================================================//
void read_local()
{
int i=0,j=0,k;
output_high(rev);
while(buffer[i]!=',') {i++;}
i++;
while(buffer[i]!=',') {i++;}
i++;
kitu=buffer[i]; //Check data is true???
i+=2;
while(buffer[i]!=',')
{
latitude[j]=buffer[i];
i++;j++;
}
i+=3;
j=0;
while(buffer[i]!=',')
{
longitude[j] =buffer[i];
//sms_kv[k] =buffer[i];
i++;j++;//k++;
}
k=0;
for(j=0;j<12;j++)
{
if(longitude[j]=='\0') {break;}
sms_kv[k]=longitude[j];
k++;
}
sms_kv[k]=',';
k++;
for(j=0;j<11;j++)
{
if(latitude[j]=='\0') {break;}
sms_kv[k]=latitude[j];
k++;
}
erase_buffer();
output_low(rev);
}
//============================================================================//
void gps_lcd()
{
int cd;
//Show Longtitude
command_write(0x99);
for(cd=0;cd<12;cd++)
{
if(longitude[cd]=='\0') {break;}
data_write(longitude[cd]);
}
//Show latitude
command_write(0xd9);
for(cd=0;cd<11;cd++)
{
if(latitude[cd]=='\0') {break;}
data_write(latitude[cd]);
}
strcpy(string," "); show(2,0,string);
delay_ms(2000);
}
//============================================================================//
//// MAIN PROGRAMING ////
//============================================================================//
void main()
{
int n;
enable_interrupts(GLOBAL);
enable_interrupts(INT_RDA);
set_tris_b(0x00); set_tris_c(0x80); set_tris_d(0x00); set_tris_e(0x00);
output_high(rev); output_high(sen);
output_high(pwr); delay_ms(850); output_low(pwr);
Setup_lcd();
output_low(rev); output_low(sen);
Welcom();
Sim908();
while(1)
{
erase_buffer();
erase_local();
kitu =0x00;
enable_interrupts(INT_RDA);
delay_ms(1000);
output_high(sen);
printf("AT+CGPSINF=32"); putc(13); //Send comman read local
output_low(sen);
delay_ms(2000);
read_local();
gps_lcd();
if(kitu=='V')
{
strcpy(string,"LOCATION UNKNOWN"); show(2,2,string);
}
else if(kitu=='A')
{
strcpy(string,"SMS SENDING..."); show(2,0,string);
output_high(sen);
printf("AT+CMGS=\"0975073549\""); putc(13); //Send local
output_low(sen);
delay_ms(1000);
for(n=0;n<24;n++)
{
output_high(sen);
if (sms_kv[n]=='\0') {break;}
printf("%c",sms_kv[n]);
output_low(sen);
}
output_high(sen); putc(26); output_low(sen); delay_ms(7000);
output_high(sen); putc(13); output_low(sen);
strcpy(string," "); show(2,0,string);
strcpy(string,"COORDINATES SENT..."); show(2,0,string);
}
delay_ms(20000);
} |