/************************************************************************
*	Project		:	GLACSWEB - Base Station - GPSCON					*
*	Module		:	GPS controller										*
*	Filename	:	gps.c												*
************************************************************************/

#include "define.h"

//***** Start of Code ***************************************************
void CmdGPSSendRaw(void)
	{
	char loop;

	for(loop = 0; loop < RX_SIZE + 1; loop++) UARTWriteTXBuffer(RX_DATA[loop]);
	
	do {} while(BYTES_IN_UART_TX_BUF > 0);					//wait until all bytes sent
	TenMilliSecondWait();									//wait for last byte to complete
	}
	
void CmdGPSReceiveRaw(void)
	{
	char loop, c, size;
	unsigned int cs;

	UART2WriteTXBuffer(BYTES_IN_UART_RX_BUF);
	UART2WriteTXBuffer(_UART_RX_WRITE_LOC);
	UART2WriteTXBuffer(_UART_RX_READ_LOC);
	do {} while(BYTES_IN_UART2_TX_BUF > 0);					//wait for data to be transmitted
	TenMilliSecondWait();
	
	if(BYTES_IN_UART_RX_BUF > 15) size = 16;				//check data size
	else size = BYTES_IN_UART_RX_BUF;

	cs = RX_HEADER_ID + size - 1;
	UART2WriteTXBuffer(cs);									//header
	UART2WriteTXBuffer(CURRENT_ID);							//current ID
	cs += CURRENT_ID;
	UART2WriteTXBuffer(CMD_GPS_RECEIVE_RAW);				//command
	cs += CMD_GPS_RECEIVE_RAW;
	
/*	UART2WriteTXBuffer(RX_BYTE[0]);
	cs += RX_BYTE[0];
	UART2WriteTXBuffer(RX_BYTE[1]);
	cs += RX_BYTE[1];
	c = UARTReadRXBuffer();
	c = UARTReadRXBuffer();
*/	
	for(loop = 0; loop < size; loop++)
		{
		c = UARTReadRXBuffer();								//read data from GPS UART buffer
		UART2WriteTXBuffer(c);								//write data to MCU UART buffer
		cs += c;											//increment checksum
		}
	cs %= 256;
	UART2WriteTXBuffer(cs);									//checksum
	
	do {} while(BYTES_IN_UART2_TX_BUF > 0);					//wait for data to be transmitted
	TenMilliSecondWait();

	UART2WriteTXBuffer(BYTES_IN_UART_RX_BUF);
	UART2WriteTXBuffer(_UART_RX_WRITE_LOC);
	UART2WriteTXBuffer(_UART_RX_READ_LOC);
	do {} while(BYTES_IN_UART2_TX_BUF > 0);					//wait for data to be transmitted
	TenMilliSecondWait();
	
	RTS = ASSERT;
	}	

void CmdGPSStartLogging(void)
	{
	char loop;
	
	UARTWriteTXBuffer('c');								//"create,<filename>" command
	UARTWriteTXBuffer('r');
	UARTWriteTXBuffer('e');
	UARTWriteTXBuffer('a');
	UARTWriteTXBuffer('t');
	UARTWriteTXBuffer('e');
	UARTWriteTXBuffer(',');
	for(loop = 0; loop < 8; loop++) UARTWriteTXBuffer(RX_DATA[loop]);	//filename length must be 8
	UARTWriteTXBuffer(0x0d);

	do {} while(BYTES_IN_UART_TX_BUF > 0);				//wait until all bytes sent
	TenMilliSecondWait();								//wait for last byte to complete
	
	UARTWriteTXBuffer('e');								//"em,/cur/log,def" command
	UARTWriteTXBuffer('m');
	UARTWriteTXBuffer(',');
	UARTWriteTXBuffer('/');
	UARTWriteTXBuffer('c');
	UARTWriteTXBuffer('u');
	UARTWriteTXBuffer('r');
	UARTWriteTXBuffer('/');
	UARTWriteTXBuffer('l');
	UARTWriteTXBuffer('o');
	UARTWriteTXBuffer('g');
	UARTWriteTXBuffer(',');
	UARTWriteTXBuffer('d');
	UARTWriteTXBuffer('e');
	UARTWriteTXBuffer('f');
	UARTWriteTXBuffer(0x0d);

	do {} while(BYTES_IN_UART_TX_BUF > 0);				//wait until all bytes sent
	TenMilliSecondWait();								//wait for last byte to complete
	}
	
void CmdGPSStopLogging(void)
	{
	UARTWriteTXBuffer('d');								//"dm,/cur/log" command
	UARTWriteTXBuffer('m');
	UARTWriteTXBuffer(',');
	UARTWriteTXBuffer('/');
	UARTWriteTXBuffer('c');
	UARTWriteTXBuffer('u');
	UARTWriteTXBuffer('r');
	UARTWriteTXBuffer('/');
	UARTWriteTXBuffer('l');
	UARTWriteTXBuffer('o');
	UARTWriteTXBuffer('g');
	UARTWriteTXBuffer(0x0d);

	do {} while(BYTES_IN_UART_TX_BUF > 0);				//wait until all bytes sent
	TenMilliSecondWait();								//wait for last byte to complete
	}
		
void CmdGPSTransferLog(void)
	{	
	char loop;

	UARTWriteTXBuffer('p');								//"get,/log/" command
	UARTWriteTXBuffer('r');
	UARTWriteTXBuffer('i');
	UARTWriteTXBuffer('n');
	UARTWriteTXBuffer('t');	
	UARTWriteTXBuffer(',');
	UARTWriteTXBuffer('/');
	UARTWriteTXBuffer('l');
	UARTWriteTXBuffer('o');
	UARTWriteTXBuffer('g');
	UARTWriteTXBuffer('/');
	for(loop = 0; loop < 8; loop++) UARTWriteTXBuffer(RX_DATA[loop]);
	UARTWriteTXBuffer(0x0d);
	
	do {} while(BYTES_IN_UART_TX_BUF > 0);				//wait until all bytes sent
	TenMilliSecondWait();								//wait for last byte to complete
	}

void CmdGPSDeleteLog(void)
	{	
	char loop;

	UARTWriteTXBuffer('r');								//"remove,/log/" command
	UARTWriteTXBuffer('e');
	UARTWriteTXBuffer('m');
	UARTWriteTXBuffer('o');
	UARTWriteTXBuffer('v');
	UARTWriteTXBuffer('e');
	UARTWriteTXBuffer(',');
	UARTWriteTXBuffer('/');
	UARTWriteTXBuffer('l');
	UARTWriteTXBuffer('o');
	UARTWriteTXBuffer('g');
	UARTWriteTXBuffer('/');
	for(loop = 0; loop < 8; loop++) UARTWriteTXBuffer(RX_DATA[loop]);
	UARTWriteTXBuffer(0x0d);

	do {} while(BYTES_IN_UART_TX_BUF > 0);				//wait until all bytes sent
	TenMilliSecondWait();								//wait for last byte to complete
	}
//***** End of Code ***************************************************