--- trunk/Embedded/main.c	2007/12/05 15:01:15	160
+++ trunk/Embedded/main.c	2007/12/05 16:11:12	167
@@ -24,6 +24,8 @@
 unsigned int global_emergency_counter = 600, global_time_interval = 3600;
 unsigned char global_temp = 0;
 
+unsigned char global_temp_update_display = 0;
+
 unsigned char global_message_buffer1[BUFFER];
 unsigned char global_message_buffer2[BUFFER];
 unsigned char global_message_buffer_length1;
@@ -50,7 +52,7 @@
 void on_recieve(void);
 void on_initial_recieve(void);
 void sms_recieved(void);
-void send_sms(unsigned char* payload);
+void send_sms(const unsigned char* payload);
 
 
 void reset_recieve_buffer(void)
@@ -218,9 +220,9 @@
 		while(TRMT==0) ;
 		DelayMs(10);
 	}
-	DelayMs(250);
+	DelayMs(150);
 	global_serial_send[0] = 0;
-	DelayMs(250);
+	DelayMs(150);
 }	
 
 ///////////////////////////////////////////////////////////////////////////////////////////////////
@@ -228,7 +230,7 @@
 // global_serial_recieve_buffer, to global_message_buffer1, and sets the flag global_recieve_done.
 void serial_recieved(void) 
 {
-	char data_byte, saved_data[LCD_LENGTH];
+	char data_byte;
 	
 	data_byte = RCREG;
 	
@@ -238,12 +240,15 @@
 	if (global_serial_byte_counter == 0 && data_byte == '\r')	// don't care about '\r', if it's the first byte we recieve.
 		return;
 
-//	if (global_serial_byte_counter == BUFFER -1)
-//		global_seriaæl_recieve_buffer[global_serial_byte_counter] = 0;
 
-//	if (data_byte != '\r' && (global_serial_byte_counter-1) < BUFFER)	
-//		global_serial_recieve_buffer[ global_serial_byte_counter++ ] = data_byte;	// fills the data_byte into our buffer.
-	global_serial_recieve_buffer[ global_serial_byte_counter] = data_byte;
+	if ( global_serial_byte_counter < BUFFER) //Prevent buffer overrun
+		global_serial_recieve_buffer[ global_serial_byte_counter++ ] = data_byte;	// fills the data_byte into our buffer.
+	else
+	{
+		global_serial_recieve_buffer[0] = 0;
+		global_serial_byte_counter = 0;
+		return;
+	}
 	
 	
 	if (data_byte == '\r')	// when we meet a '\r', the transmission is done, and we fill the constxt of 
@@ -265,11 +270,6 @@
 		
 		global_serial_byte_counter = 0;
 	}	
-	else
-	{
-		global_serial_byte_counter++;
-	}
-	
 }
 
 void timer1_interrupt(void)
@@ -283,11 +283,15 @@
 
 void update_lcd(void)
 {
-	lcd_clear();
-	lcd_goto(0x00);
+	if(global_temp_update_display != global_time_counter)
+	{
+	//	lcd_clear();
+		lcd_goto(0x00);
 	
-	sprintf(global_lcd_buf, "Temp: %d", global_temp);
-	lcd_puts(global_lcd_buf);
+		sprintf(global_lcd_buf, "Temp: %3d", global_temp);
+		lcd_puts(global_lcd_buf);
+		global_temp_update_display = global_time_counter;
+	}
 
 }
 	
@@ -300,13 +304,13 @@
 	global_sms_counter++;
 }	
 
-void send_sms(unsigned char* payload)
+void send_sms(const unsigned char* payload)
 {
 	sprintf(global_serial_send, "at+cmgs=\"%s\"\r", global_cell_nr);
 	serial_send();
 	sprintf(global_serial_send, "%s%c", payload, 0x1A);
 	serial_send();
-	DelayMs(250);
+	DelayMs(150);
 	
 }