Vxcomm library
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[VCOM3223_050729]
Fix:
    1.If receives one or more commands at the same time via port 10000, all commands will be executed.
    2.Fix: Solved the problem that command "00quit" might not be executed if command not to finish with CR.
    3.Fix: Solved the problem that the module will be reset by WDT after disconnected the Ethernet.
           And the LED on i7188E will flash for 5 times per second
Modify:
    The LED(L1) flash once per second by the original version of lib.
    1./M0 mode: LED(L1) flash once per second.
    2./M1 mode: LED(L1) flash twice per second.
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[VCOM321L_050404]
Add:
  	1.Add UDP functions
  	2.Add "vcom.ini" to set the parameter (It's similar to autoexec.bat)
  	3.Allow to set COM PORT IN/OUT buffer using  "/SIpxxxx","/SOpxxxx" command line parameter
  	4.Allow to set the output buffer size of TCP port using "/STpxxxx"
	5.Allow to set DTR signal(Modify 05 command)
	6.Add 27 commmand to enquire MSR status
	7.Add commnad line parameter, such as "/COMp=9600,N,8,1" to set baud rate and data format of COM port
Fix:
 	Fixs COM port to print the invalid debug message
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[VCOM320L_040820]
 Add:
	Add command line options, "/COMp" to change the baudrate and data format.
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[VCOM320L_040324]
Modify: 
 Rename from Vcom3009 to Vcom320
 Port9999/Port520=0 in the defalut condition
Add:
 Add 3 functions for accessing the client information while the connection is just built.
	void Port9999Start(int skt);
	void Port502Start(int skt);
	void PortUserStart(int skt);
 COM1 DMA supports 2 stop bits (7N2,7E2,7O2) [2004/01/12]
Fix:
 Fix the COM1 bug which can not set to 7,x,2	
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[VCOM3009_031107]
Modify:
 Modified the COM port parity setting , it can allow to set to Mark and space.
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[VCOM3009_030829]
Fix:
 Fix the bug that set the port_no to 0 in UserInit() will cause the port502
can not be connected correctly.
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[VCOM3009_030814]
Fix: /st bug  
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[VCOM3009_030804]
Fix: EnableCOM ,DisableCOM bug
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[VCOM3009_030723]
Add:
  Add a new command line parameter, it can allow to change the command port, PORT10000.
    "/pxxxx".

  Show the Port1000 number on the 5-Seg LED after showing the 11111.
  Example:
	Port10000=54332 --> Show "5.4.3.3.2."
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[Vcom3009_030514]

[Vcom320L]
void Port9999Start(int skt);
void Port502Start(int skt);
void PortUserStart(int skt);

Default value of Poer9999/Port520 is 0 (Disable)