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Sys Tec Electronic
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GW-003
Sys Tec Electronic GW-003 User Manual
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system house for distributed automation
CAN-Ethernet Gateway
GW-003
Systems Manual
Edition April 2007
2
Table of Contents
Default Chapter
3
Table of Contents
3
1 Introduction
9
Fundamentals
9
Application Fields
10
Connecting Two CAN Networks over Ethernet
10
Figure 1: Application Example #1: Transparent Connection of Two CAN Networks Using Intranet/Ethernet
11
Remote Diagnostics and Configuration of CAN Networks
12
Delivery Contents
13
Figure 2: Application Example #2: Remote Diagnostics of CAN Networks on a Service Computer over the Internet
13
2 Technical Data
15
Figure 3: View of the CAN-Ethernet Gateway
16
3 Getting Started
17
Power Supply
17
Network Connection
17
Connecting to a CAN Bus
17
Ethernet Connection
18
Table 1: CAN Connector Pin Assignment
18
Table 2: Ethernet Connector Pin Assignment
18
Interface
19
Table 3: RS-232 Interface Connector Pin Assignment
19
Device Status Display
20
Table 4: Meaning of the Device Status Leds
20
Switches
21
Table 5: Meaning of the Switches
21
Initial Setup and Operation
22
Standard Configuration
22
Initial Configuration Using the RS-232 Interface
23
Figure 4: Hyperterminal Configuration (1)
23
Figure 5: Hyperterminal Configuration (2)
24
Figure 6: CAN-Ethernet Gateway Start Message
24
Figure 7: Sending a Configuration File Via Hyperterminal
27
Figure 8: Selecting a Configuration File
27
Figure 9: Successful Transmission of a Configuration File, Terminate with Crtl+D
28
Figure 10: Finishing the Configuration
28
Figure 11: Verifying the Selected Configuration
29
Configuration and Operation Using Telnet
30
4 Device Functions
31
Overview
31
Figure 12: CAN-Ethernet Gateway Functional Overview
31
Interfaces
32
Fundamentals
32
Table 6: Interface Overview
32
UDP/TCP Server Interface
34
UDP/TCP Client Interface
36
CAN Interface
39
LED Interface Status Display
41
Filtering
42
Concept of Message Filtering
42
Input Filter
42
Output Filter
42
Filter Description (Syntax)
43
File System
46
Structure
46
Figure 13: File System Structure
46
Data Storage in EEPROM
47
Command Set Description
48
Mkif
49
SYS TEC Electronic Gmbh 2007 L-1032E_9
50
Mem
50
Write
51
Cat
52
Sync
52
Version
53
Exit
53
Reset
53
Ipcfg
54
Siocfg
55
5 Gateway Configuration
57
Fundamentals
57
Example for a Customer-Specific Configuration Script
58
Creating a Configuration Script
59
Resetting the Device to Its Standard Configuration
60
Assigning Passwords
60
6 Error Handling
61
CAN-Ethernet Gateway Error Signals
61
Table 7: Error Display Overview
63
Error Indication under Windows
64
Error Messages over CAN
64
Table 8: Structure of a CAN Emergency Message
64
7 Software Support
67
Interfacing the CAN-Ethernet Gateway to a PC
67
Driver Installation under Windows
67
Table 9: File Structure of the CAN-Ethernet Gateway Utility Disk
68
Dynamic Linked Library Ethcan.dll
69
The Concept of the Ethcan.dll
69
Ethcan.dll Function Interface
70
Table 10: Available Functions Within the Software States
70
Ethcangetversion
71
Ethcaninithardware
72
Figure 14: Hardware Parameter Structure Overview
73
Figure 15: CAN-Ethernet-Gateway Transfer Protocols
73
Figure 16: CAN-Ethernet Gateway Connection Status
75
Application Example
76
Ethcandeinithardware
77
Ethcanreadcanmsg
81
Figure 17: CAN Message Structure
81
Figure 18: the CAN Timestamp Structure
82
Ethcanwritecanmsg
84
Ethcangetstatus
86
Figure 19: CAN-Status Structure
86
Ethcangetconnectionstate
88
Ethcanresetcan
90
Error Code Description
92
Table 11: Ethcan.dll Interface Function Error Codes
92
Ethcan_Err_Illhandle
93
Ethcan_Err_Hwinuse
93
Ethcan_Err_Hwconnect_Faild
94
Ethcan_Err_Maxmodules
94
Ethcan_Err_Sal
95
Ethcan_Err_Ifbtp
95
CAN Error Code Description
96
Table 12: CAN Error Codes
96
Using the DLL Functions
98
Demo Project
98
Starting the Demo Program
99
8 Updating the Device Firmware
101
Preparations
101
Firmware Download
102
Figure 20: Memtool Software
102
Figure 21: Memory Sectors of the CAN-Ethernet Gateway
103
Figure 22: Memory Areas and Sector Assignment
103
SYS TEC Electronic Gmbh 2007 L-1032E_9
103
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Sys Tec Electronic GW-003 Specifications
General
Manufacturer
Sys Tec Electronic
Model
GW-003
Category
Gateway
Operating Temperature
-20°C to +60°C
Connectivity
Ethernet
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