void GPS_Configure(void) {
//send the string to always change the baud
//printf("about to change the baud");
//char *NMEA_String="$PMTK251,115200*1F\r\n\0";
GPS_PutString(MEDIATEK_CHANGE_BAUD);
while (!GPS_IsTransmitEmpty());
//disable the uart and change baud and then re-enable
UARTEnable(UART2, UART_DISABLE_FLAGS(UART_PERIPHERAL | UART_TX | UART_RX));
UARTSetDataRate(UART2, F_PB, 115200);
UARTEnable(UART2, UART_ENABLE_FLAGS(UART_PERIPHERAL | UART_TX | UART_RX));
#ifdef DEBUG_VERBOSE
printf("UART at Higher BaudRate\r\n");
#endif
//while(!GPS_IsReceiveEmpty());
while (GPS_GetChar() != '$');
GPS_PutString(MEDIATEK_NMEA);
while (!GPS_IsTransmitEmpty());
while (!GPS_IsReceiveEmpty()) {
GPS_GetChar();
}
while (GPS_GetChar() != '$');
GPS_PutString(MEDIATEK_REFRESH_RATE);
printf("GPS Should be at 115200");
}
void setup_UART2 (unsigned int pb_clock) //UART associated with the PmodCLS
{
// OpenUART2( config1, config2, ubrg)
OpenUART2 (UART_EN | UART_IDLE_CON | UART_RX_TX | UART_DIS_WAKE | UART_DIS_LOOPBACK | UART_DIS_ABAUD | UART_NO_PAR_8BIT | UART_1STOPBIT | UART_IRDA_DIS |
UART_MODE_FLOWCTRL | UART_DIS_BCLK_CTS_RTS | UART_NORMAL_RX | UART_BRGH_SIXTEEN,
UART_TX_PIN_LOW | UART_RX_ENABLE | UART_TX_ENABLE | UART_INT_TX | UART_INT_RX_CHAR | UART_ADR_DETECT_DIS | UART_RX_OVERRUN_CLEAR,
mUARTBRG(pb_clock, DESIRED_BAUD_RATE));
UARTEnable(UART2, UART_DISABLE_FLAGS(UART_RX ));
}
void closeSerial(unsigned char serialPortIndex) {
UART_MODULE uart = getUartModule(serialPortIndex);
UARTEnable(uart, UART_DISABLE_FLAGS(UART_PERIPHERAL | UART_RX | UART_TX));
}
void UARTiDisable(UART_MODULE iUART)
{
UARTEnable(iUART, UART_DISABLE_FLAGS(UART_PERIPHERAL | UART_RX | UART_TX));
}
