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GW-7228 Quick Start v1.2 2011/05 

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Quick Start 

 

May 2011 Version 1.2 

Package checklist 

The package includes the following items: 

 

One GW-7228 hardware module 

 

One Quick Start  

 

One software utility CD 

 

One screw driver 

 

One RS-232 cable (CA-0910) 

  Note

   

 If any of these items are missed or damaged, contact the 

    local distributors for more information. Save the shipping 
    materials and cartons in case you want to ship in the future. 

 
 

  Appearance and pin assignments  

 
 
 
 
 
 
 
 
 
 
 
 

 

CAN DB9 Male Connector 

Pin 

Description 

Not Connect 

CAN Low 

CAN Ground 

Not Connect 

 

CAN Ground

 

CAN High 

Not Connect

 

14-pin screw terminal connecter 

Pin 

Description 

RS-485 DATA+ 

RS-485 DATA-

 

Not Connect

 

RS-422 Tx+ 

RS-422 Tx- 

RS-422 Rx+ 

RS-422 Rx-

 

Not Connect 

RS-232 RXD 

10 

RS-232 TXD 

11 

RS-232 GND 

12 

Not Connect 

13 

+Vs(+10 ~ +30 VDC) 

14 

GND 

Содержание GW-7228

Страница 1: ...local distributors for more information Save the shipping materials and cartons in case you want to ship in the future Appearance and pin assignments CAN DB9 Male Connector Pin Description 1 Not Conne...

Страница 2: ...r 100 ms No Error Always turned on CAN Bus Transmission Fail Blink per 100 ms CAN Bus Off Blink per 500 ms Can t Claim Address in J1939 Network Blink per 1000 ms PWR LED Power Failure Off Transmission...

Страница 3: ...orts with the GW 7228 modules and ECU e g engine in J1939 network using the following structure as Figure 3 Figure 3 CAN bus Wire Connection Step3 Modbus network Serial port connection It is recommend...

Страница 4: ...the controller must be set the same serial communication parameters of the Modbus network configuration The Modbus network configuration screen from GW 7228 is shown as Figure 6 Figure 6 Modbus confi...

Страница 5: ...g table shows the current planning Figure 8 Example of a parameter group definition of SAE J1939 71 Table 1 Configuration data of J1939 and Modbus Parameters PGN Data Length bytes Byte Order In J1939...

Страница 6: ...rameter upload screen Modbus Communication Set J1939 output data Using the Modbus command as below FC16 Write multiple registers 4xxxx for AO Example In the address 40001 write the value in 0x1234 Req...

Страница 7: ...B4 47 CRC Start or Stop sending J1939 output message 1 Using the Modbus command as below FC6 Write single register 4xxxx for AO Example Start sending J1939 output message In the address 42009 write th...

Страница 8: ...t message table is not zero 5 How to restore factory default 1 Power on the GW 7228 2 Change the Dip Switch position of the GW 7228 and to complete the following steps in 5 seconds Step1 From Normal t...

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