/*****************************************************************************
*
* Function name : main
*
* Returns : None
*
* Parameters : None
*
* Purpose : Contains the main loop of the program
*
*****************************************************************************/
int main(void)
{
// mt static char __flash *statetext;
//(PGM_P const char*)
PGM_P statetext;
// Initial state variables
statetext = PSTR("Hello World");
//digit = CHAR2BCD2(number);
// Program initalization
LCD_Init();
sei(); // mt __enable_interrupt();
for (;;) // Main loop
{
if (statetext)
{
LCD_puts_f(statetext, 1);
LCD_Colon(1);
statetext = NULL;
}
} //End Main loop
return 0;
}
// PUTF,#
// Verify that # represents a valid string in flash.
// Set the pFlashStr pointer to the string
// Call LCD_puts_f(*pFlashStr, scrollmode);
// Send "Called LCD_puts_f" to the PC.
void OnPUTF(char *PUTFstr)
{
sendFString(PUTF_msg);
PGM_P text;
text = PSTR("LCD_put_f test\0"); // won't show the _
LCD_puts_f(text, 1);
}
void initializer()
{
// Calibrate the oscillator:
OSCCAL_calibration();
// Initialize the USART
USARTinit();
// initialize the LCD
LCD_Init();
// Display instructions on PC
sendFString(TALKING_TO);
sendFString(WHO_DEMO);
LCD_puts_f(LCD_START_msg, 1);
}
/*****************************************************************************
*
* Function name : RS232
*
* Returns : char ST_state (to the state-machine)
*
* Parameters : char input (from joystick)
*
* Purpose : Store data from the UART to EEPROM
*
*****************************************************************************/
char RS232(char input)
{
static char enter = 1;
char c;
static char buffer[STRLENGHT];
static char temp_index;
if (enter)
{
__disable_interrupt();
// boost IntRC to 2Mhz to achieve 19200 baudrate
CLKPR = (1<<CLKPCE); // set Clock Prescaler Change Enable
// set prescaler = 4, Inter RC 8Mhz / 4 = 2Mhz
CLKPR = (1<<CLKPS1);
__enable_interrupt();
LCD_puts_f(TEXT_WAIT, 0);
enter = 0;
temp_index = 0;
c = UDR0; // Dummy read to clear receive buffer
gUART = TRUE;
}
if (UCSR0A & (1<<RXC0))
{
c = UDR0;
if (c != '\r')
{
if (temp_index < STRLENGHT)
buffer[temp_index++] = c;
}
else // UART transmission completed
{
__disable_interrupt();
CLKPR = (1<<CLKPCE); // set Clock Prescaler Change Enable
// set prescaler = 8, Inter RC 8Mhz / 8 = 1Mhz
CLKPR = (1<<CLKPS1) | (1<<CLKPS0);
__enable_interrupt();
if(temp_index)
{
buffer[temp_index] = '\0';
for (temp_index = 0; buffer[temp_index]; temp_index++)
Name[temp_index] = buffer[temp_index];
Name[temp_index] = '\0';
enter = 1;
__EEPUT(EEPROM_START, temp_index); //store the length of name in EEPROM
StoreEEPROM(Name, temp_index, EEPROM_START + 1); //store the Name in EEPROM
index = temp_index;
gUART = FALSE;
return ST_VCARD_FUNC;
}
else // if no characters received
{
enter = 1;
return ST_VCARD_DOWNLOAD_NAME;
}
}
}
if (input != KEY_NULL)
{
enter = 1;
__disable_interrupt();
CLKPR = (1<<CLKPCE); // set Clock Prescaler Change Enable
// set prescaler = 8, Inter RC 8Mhz / 8 = 1Mhz
CLKPR = (1<<CLKPS1) | (1<<CLKPS0);
__enable_interrupt();
gUART = FALSE;
return ST_VCARD_DOWNLOAD_NAME;
}
return ST_VCARD_DOWNLOAD_NAME_FUNC;
}