File content as of revision 0:3aa62049d1de:

#include "mbed.h"

////////////////////////////////////////////////////////////////////////////////
// NJE10XCtrl Lib

class NJE10XCtrl {
	// defines /////////////////////////////////////////////////////////////////
public:
	// Attributes
	typedef enum {
		ATTR_GREEN,
		ATTR_RED,
		ATTR_YELLOW,
	} Attr1;

	typedef enum {
		ATTR_SCROLL,
		ATTR_SCROLL_R,
		ATTR_STOP,
		ATTR_FIX,
	} Attr2;

	typedef enum {
		ATTR_NORMAL,
		ATTR_BLINK,
		ATTR_REVERSE,
		ATTR_BLINK_REVERSE,
	} Attr3;
	
	// NJE command parameter
	typedef enum {
		OP_NORMAL,
		OP_AUTO,
		OP_POWERSAVE,
	} OpMode;

	typedef enum {
		FREEMODE_ON,
		FREEMODE_OFF,
	} FreeMode;

	typedef enum {
		SCROLL_SLOW,
		SCROLL_MIDDLE,
		SCROLL_FAST,
	} ScrollSpeed;

	typedef enum {
		BLINK_OFF,
		BLINK_SLOW,
		BLINK_MIDDLE,
		BLINK_FAST,
	} BlinkSpeed;

	// error code
	typedef enum {
		S_OK,
		S_WRITE_FAILED,
		S_BUFFER_OVERFLOW,
		S_INVALID_ID,
		S_INVALID_PARAM,
		
		S_NOT_SUPPORT, // not yet...
	} Status;

private:
	static const int MAX_DATA_BUF = 128;

	Serial	m_port;
	char m_buf[MAX_DATA_BUF + 1];
	int  m_size;
	

	// internal funcs
	Status sendCmd(const char* str);
	Status sendCmd(const char* str, int len);

public:
	NJE10XCtrl(PinName tx_pin = p9, PinName rx_pin = p10);
	~NJE10XCtrl();
	
	// Append Str/Attr to the internal buffer //////////////////////////////////
	Status add(char ch);				// append char to the internal buffer
	Status add(const char* str);		// append string to the internal buffer
	Status addAttr(Attr1 a1 = ATTR_GREEN, Attr2 a2 = ATTR_SCROLL, Attr3 a3 = ATTR_NORMAL);
	Status clear();						// clear internal buffer
	int size() const { return m_size; }
	int left() const { return MAX_DATA_BUF - m_size; }
	
	// Set/Del Normal message (01-99) //////////////////////////////////////////
	Status setMessage(int id, const char* msg = 0,		// use internal buffer if msg is NULL
					Attr1 a1 = ATTR_GREEN, Attr2 a2 = ATTR_SCROLL, Attr3 a3 = ATTR_NORMAL);
	Status delMessage(int id);							// del message (1 to 99)
	Status setTitle(const char* msg = 0);				// use internal buffer if msg is NULL
	Status delTitle();									// del message title

	// Add/Clear free message (Max 20) /////////////////////////////////////////
	Status addFreeMessage(const char* msg = 0);	// use internal buffer if msg is NULL
	Status clearFreeMessage();					// clear all free message
	Status addFreeCredit(const char* msg = 0);	// use internal buffer if msg is NULL
	Status clearFreeCredit();					// clear all free credit

	// NJE control commands ////////////////////////////////////////////////////
	Status reset();
	
	// NJE show status /////////////////////////////////////////////////////////
	Status showTime();
	Status showContactCredit();
	Status showNewsCredit();
	Status showFreeCredit();

	// NJES commands ///////////////////////////////////////////////////////////
	Status setOpMode(OpMode mode = OP_NORMAL);
	Status setFreeMode(FreeMode mode = FREEMODE_ON);
	Status setScrollSpeed(ScrollSpeed speed = SCROLL_MIDDLE);
	Status setBlinkSpeed(BlinkSpeed speed = BLINK_FAST);
	Status setStopTime(int sec = 5);
};