Copyright Jan.2015 by ICP DAS CO., LTD. All right reserved.

This paper lists the upgrade history of the Win-GRAF driver of the WP-5xx8.

The "WP-5xx8" addreviation is for the WP-5238 PAC (Programmanle Automation Controller).
 
The newly released driver can also be obtained from the following website.
http://www.icpdas.com/root/product/solutions/softplc_based_on_pac/win-graf/download/win-graf-driver.html
for example, the "wp-5xx8-driver-1.01.zip" means the driver version 1.01 .

Warning:
  The copyright of the Win-GRAF driver (firmware) belongs to ICP DAS CO., LTD. 
  The WP-5xx8 PAC have registered a legal Win-GRAF Target license. 

Trademark:
  Products, names and trade names appeared belongs to their respective owner. 


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*  1.01 , Jan.30,2015
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1. This is the first relesed Win-GRAF driver of the WP-5xx8 PAC .


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*  1.02 , Mar.25,2015
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1. Add GSM_xxxx function blocks to support Short Message Service. 
   (Refer the Chapter 21 of the win-GRAF User's manual.)
2. Add "PID_simple" function block for PID control.
3. Show app-ver, app-crc and app-size on the Win-GRAF driver dialog.
4. Modify "dial_up_win_graf.DLL" . Increase timeout of "PAC connect WG-Communication-Server" to 50 seconds.


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*  1.03 , Mar.12,2015
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1. Fix a COM0:i-87K bug when doing on line change in a project which open 
   any Modbus RTU master port.


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*  1.04 , Jun.22,2015
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1. Support the GPS-721 .
2. Support new fuctions to disable / enable Modbus master ports.
   MBRTU_M_disable , MBRTU_M_enable , MBRTU_M_status , 
   MBTCP_M_disable , MBTCP_M_enable , MBTCP_M_status , 
   MBUDP_M_disable , MBUDP_M_enable , MBUDP_M_status 


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*  1.05 , Jul.24,2015
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1. The Intelligent-3G-solution now support the WG-Communication-Server 's IP in domain name format.

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*  1.06 , Sep.25,2016
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1. Modify cannot open comport issue
2. Modify a "Retain_ary" setting problem
3. Support new funtions to table look-up -> lookup_init ,lookup_int 

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*  1.07 , Aug.03,2018
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1. Modify a "PAC_SN" function problem
2. Determine the execution path of Win-GRAF
3. Modify a bug about XV-board problem

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*  1.08 , Nov.28,2018
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1. Modify a bug about UDP functions
2. Modify a bug about arrary functions


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*  1.09 , May.03,2018
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1. Added a "PLC_MODE" function
   The default Win-GRAF speed is set as PLC_MODE(0) (slower mode) 
   If the PAC is pure Win-GRAF PAC without running other applications , the  Win-GRAF speed can be set as 1~10(fast mode) , and recommended setting as PLC_MODE(5).
2. Support timetick value of mini seconds.
3. Modify a bug about checking license