int main(void)
{
// packets[0] = UPC-A Barcode
// packets[1] = Item Name
// packets[2] = Number of Servings
// packets[3] = Scan Date (MM/DD/YYYY);
char** packets;
char return_key;
char package[] = "<keypad><x>*/";
TRISGbits.TRISG7 = 1; //in breakout pin RF2 (row 1)
TRISGbits.TRISG2 = 1; //in breakout pin RA2 (row 2)
TRISCbits.TRISC0 = 1; //in breakout pin RB8 (row 3)
TRISCbits.TRISC1 = 1;//in breakout pin RB9 (row 4)
TRISEbits.TRISE12 = 0; //in breakout pin RB12 (col 1)
TRISCbits.TRISC2 = 0; //in breakout pin RB10 (col 2)
TRISEbits.TRISE14 = 0; //in breakout pin RB14 (col 3)
ANSELGbits.ANSG7 = 0; //Row 1-4 //configuring all pins as digital
ANSELGbits.ANSG2 = 0;
ANSELCbits.ANSC0 = 0;
ANSELCbits.ANSC1 = 0;
ANSELEbits.ANSE12 = 0; //Col 1-3
ANSELCbits.ANSC2 = 0;
ANSELEbits.ANSE14 = 0;
InitClock();
InitUART2();
/* Infinite Loop */
while ( TRUE )
{
if (rx_complete)
{
break;
}
return_key = 'X'; //initialize return key to default return variable from readKeyboard()
while(return_key == 'X'){ //while nothing is pressed, keep on making calls
return_key = readKeyboard();
}
if(return_key != 'X'){ //if return_key is not default key, send to RPi
package[9] = return_key;
U1MODEbits.UARTEN = 1; // Re-enable UART if not already done
printf("%s", package);
}
while(readKeyboard() != 'X'){
//no operation till next key is pressed.
}
}
packets = get_barcode();
read_sd_card(packets);
}
int main(void) {
InitClock(); // This is the PLL settings
InitUART2(); // Initialize UART2 for 9600,8,N,1 TX/RX
InitPorts(); // LEDs outputs, Switches Inputs
while(1) { // The ever versatile Infinite Loop!
SoftwareDebounce();
}
}
/****************************************************************************
Function
InitUART
Description
Initialize the Tiva UART modules 1, 2, and 5
****************************************************************************/
void InitUART(void) {
InitUART1();
InitUART2();
InitUART5();
}
