void TimerA_UART_printHex(char hexValue)
{
unsigned char temp = 0;
temp = hexValue & 0xF0;
temp >>= 4;
if(temp >= 10 ) // letter
{
temp += 55;
}
else
{
temp += 48;
}
TimerA_UART_tx(temp);
temp = hexValue & 0x0F;
//temp >>= 4;
if(temp >= 10 ) // letter
{
temp += 55;
}
else
{
temp += 48;
}
TimerA_UART_tx(temp);
}
void main(int argc, char *argv[])
{
CSL_init();
TACCTL0 &= ~CCIE; // Disable GRACE enabled interrupt
// for application specific code
TimerA_UART_print("G2xx2 TimerA UART\r\n");
TimerA_UART_print("READY.\r\n");
while (1)
{
// Wait for incoming character
__bis_SR_register(LPM0_bits);
// Update board outputs according to received byte
if (rxBuffer & 0x01) P1OUT |= 0x01; else P1OUT &= ~0x01; // P1.0
if (rxBuffer & 0x02) P1OUT |= 0x08; else P1OUT &= ~0x08; // P1.3
if (rxBuffer & 0x04) P1OUT |= 0x10; else P1OUT &= ~0x10; // P1.4
if (rxBuffer & 0x08) P1OUT |= 0x20; else P1OUT &= ~0x20; // P1.5
if (rxBuffer & 0x10) P1OUT |= 0x40; else P1OUT &= ~0x40; // P1.6
if (rxBuffer & 0x20) P1OUT |= 0x80; else P1OUT &= ~0x80; // P1.7
if (rxBuffer & 0x40) P2OUT |= 0x40; else P2OUT &= ~0x40; // P2.6
if (rxBuffer & 0x80) P2OUT |= 0x80; else P2OUT &= ~0x80; // P2.7
// Echo received character
TimerA_UART_tx(rxBuffer);
}
}
int checkSerial()
{
int i;
int retvalue = -1;
// Iterate trough the received characters
for(;rxEchoPos<rxBuffLen;rxEchoPos++)
{
// if it is not an Enter
if(rxBuffer[rxEchoPos] != 13)
{
// Echo the char back
TimerA_UART_tx(rxBuffer[rxEchoPos]);
}
else
{
// Echo back correct Enter for the terminal
TimerA_UART_print("\r\n");
retvalue = 0;
// iterate trough the received characters
for(i = 0; i < rxBuffLen-1; i++)
{
// if it is a number
if(rxBuffer[i] > 47 && rxBuffer[i] < 58)
{
// add to the return value
retvalue = retvalue * 10 + rxBuffer[i] - 48;
}
}
// reset the receive buffer
rxEchoPos = -1;
rxBuffLen = 0;
}
}
return retvalue;
}
//------------------------------------------------------------------------------
// main()
//------------------------------------------------------------------------------
void main(void)
{
WDTCTL = WDTPW + WDTHOLD; // Stop watchdog timer
DCOCTL = 0x00; // Set DCOCLK to 1MHz
BCSCTL1 = CALBC1_1MHZ;
DCOCTL = CALDCO_1MHZ;
P1OUT = 0x00; // Initialize all GPIO
P1SEL = UART_TXD + UART_RXD; // Timer function for TXD/RXD pins
P1DIR = 0xFF & ~UART_RXD; // Set all pins but RXD to output
P2OUT = 0x00;
P2SEL = 0x00;
P2DIR = 0xFF;
__enable_interrupt();
TimerA_UART_init(); // Start Timer_A UART
TimerA_UART_print("G2xx1 TimerA UART\r\n");
TimerA_UART_print("READY.\r\n");
for (;;)
{
// Wait for incoming character
__bis_SR_register(LPM0_bits);
// Update board outputs according to received byte
if (rxBuffer & 0x01) P1OUT |= 0x01; else P1OUT &= ~0x01; // P1.0
if (rxBuffer & 0x02) P1OUT |= 0x08; else P1OUT &= ~0x08; // P1.3
if (rxBuffer & 0x04) P1OUT |= 0x10; else P1OUT &= ~0x10; // P1.4
if (rxBuffer & 0x08) P1OUT |= 0x20; else P1OUT &= ~0x20; // P1.5
if (rxBuffer & 0x10) P1OUT |= 0x40; else P1OUT &= ~0x40; // P1.6
if (rxBuffer & 0x20) P1OUT |= 0x80; else P1OUT &= ~0x80; // P1.7
if (rxBuffer & 0x40) P2OUT |= 0x40; else P2OUT &= ~0x40; // P2.6
if (rxBuffer & 0x80) P2OUT |= 0x80; else P2OUT &= ~0x80; // P2.7
// Echo received character
TimerA_UART_tx(rxBuffer);
}
}
//------------------------------------------------------------------------------
// Prints a string over using the Timer_A UART
//------------------------------------------------------------------------------
void TimerA_UART_print(char *string)
{
while (*string) {
TimerA_UART_tx(*string++);
}
}
void putc(unsigned s)
{
TimerA_UART_tx(s);
}
void TimerA_UART_print(char *string) { // Prints a string using the Timer_A UART
while (*string)
TimerA_UART_tx(*string++);
}
void SendByte(unsigned char touch)
{
TimerA_UART_init();
TimerA_UART_tx(touch);
TimerA_UART_shutdown();
}
