2020-02-03: v217
1. New Function: User-defined password (requires utility v2046)
2. New Function: Support Modbus TCP node id 0 setting

2018-12-03: v215
1. Firmware update for support new OS and PCB.

2018-05-30: v214
1. Fix Problem: The RxPDO message is fixed at 8-bytes data. It will cause some CANopen device can't check the RxPDO message because the data length is wrong.
                Fix the problem and let the data length of RxPDO message follow it's setting.
2. Fix Problem: Sometimes connects to 10 CANopen slaves will cause WDT reset.

2017-02-10: v213
1. Fix Problem: The TxSDO of "Test Mode" always responsed "timeout".

2016-09-27: v212
1. Fix Problem: Modify LED display of Modbus ID from Dec to Hex.
2. Fix Problem: The forth PDO setting may be coverd by behind PDO.

2016-03-10: v211
1. Fix Problem: If Modbus ID is not 1, the GW-7433D will can,t connect with Utility.
 
2016-01-22: v210
1. Firmware update for support new v2.92 PCB.

2015-09-02: v209
1. New Function: Support CANopen Slave Stutes Setting by Modbus Address.
2. Fix Problem: GW-7433D Utility ver 2040 set error with firmware v208. 

2015-05-08: v208 (beta)
1. New Function: User can set one CAN message to send cyclically (it can be Master heartbeat message).
2. Fix Problem: Use Modbus function 16 may cause output data lose.

2013-07-26: v207
1. Fix Problem: When use "4-byte" RxSDO type may cause output data lose.

2012-09-04: v206
1. Fix Problem: Fix the address error of "Byte" data type.
2. Fix Problem: GW-7433D may decided CANopen slave off-line when the slave use TxPDO "UnRtr" function.
3. Fix Problem: If CAN bus is too busy, the GW-7433D may stop to send any CAN message.

2012-07-18: v205
1. New Function: TxPDO support "UnRtr" (Event Timer) function.
	Because some CANopen devices TxPDO will be auto send after power on and need not to RTR them.