[SOLVED] Problem in Pic16f870 with uart.can anyone help me...

[arunbharathi.arasu]

hi friends,
i have problem in pic16f870 uart.
i don't know where the problem is.....
can any one help me...
below i post my code..

#include<htc.h>#include<string.h>


uart_send(unsigned char*s)
{
	while(*s != '\0')
	{
		TXREG=s;
		while(TXIF!=0);	
		s++;
	}
}
void main()
{
	TRISC6=0;
	SPBRG=77;
	BRGH=1;
	SYNC=0;
	SPEN=1;
	TXIE=0; 
	TX9=0;
	TXEN=1;


	while(1)
	{
		uart_send("WELCOME");
		
	}	
}

- - - Updated - - -

baud rate is 9600;
frequency is 12MHZ;

 

[ratheeshvaram@yahoo.com]

hai,
what proplem? u didnt specify....
- if u are getting garbage values, .... s is pointer, so TXREG=s will load the address,
so change to, TXREG=*s am I right?

Ratheesh

 

[jayanth.devarayanadurga]

---

Code C - [expand]
1
2
3
TXREG = *s;
while(TXIF!=0); 
*s++;

---

 

[ratheeshvaram@yahoo.com]

---

Code C - [expand]
1
2
3
TXREG = *s;
while(TXIF!=0); 
*s++;

---

the third step is s++ or *s++ ?

 

[arunbharathi.arasu]

ya u both r right....
thanks......
And i din't configure the configuration bits...
Now i configured the bits and it is working....
one again thanks you both.....