WAGO 750 Series - Page 4

iv • Table of Contents
WAGO-I/O-SYSTEM 750
Linux Fieldbus Coupler
2.8 Grounding...............................................................................................37
2.8.1 Grounding the DIN Rail ....................................................................37
2.8.1.1 Framework Assembly ...................................................................37
2.8.1.2 Insulated Assembly.......................................................................37
2.8.2 Grounding Function...........................................................................38
2.8.3 Grounding Protection ........................................................................39
2.9 Shielding (Screening)............................................................................. 40
2.9.1 General...............................................................................................40
2.9.2 Bus Conductors..................................................................................40
2.9.3 Signal Conductors..............................................................................40
2.9.4 WAGO Shield (Screen) Connecting System.....................................41
2.10 Assembly Guidelines/Standards.............................................................41
3 Linux Fieldbus Coupler 750-860..............................................................42
3.1 View .......................................................................................................43
3.2 Power Supply .........................................................................................44
3.3 Fieldbus Connection via the Ethernet Interface .....................................45
3.4 Display Elements....................................................................................46
3.5 Configuration Interface ..........................................................................47
3.6 Selector Switch.......................................................................................48
3.7 Hardware Address (MAC ID) ................................................................49
3.8 Memory Map..........................................................................................49
3.9 Linux System Start .................................................................................50
3.10 Error Indication (IO LED)...................................................................... 51
3.11 Technical Data........................................................................................53
4 Board Support Package (BSP)................................................................. 55
4.1 Scope of delivery....................................................................................55
4.2 File System (Root File System).............................................................. 58
4.3 The Console of the Linux Fieldbus Coupler ..........................................62
4.3.1 Shells .................................................................................................63
4.3.2 Busybox............................................................................................. 64
4.3.3 User Administration (Tinylogin).......................................................67
4.3.4 Terminal Program (getty) ..................................................................68
4.3.5 Setting the Hardware and System Clock ...........................................68
4.4 Web-Based Management (WBM)..........................................................71
4.5 Ethernet Interface Services.....................................................................81
4.5.1 Telnet Server......................................................................................81
4.5.2 FTP Server (ftpd)............................................................................... 82
4.5.3 FTP Client..........................................................................................84
4.5.4 SNTP Client (msntp) .........................................................................85
4.5.5 HTTP Server (BOA).......................................................................... 87
4.5.6 Netflash..............................................................................................89
4.6 Ethernet Interface Services.....................................................................91
4.6.1 Temporary Assignment of the IP Address (ifconfig) ........................91
4.6.2 Permanent Assignment of the IP Address (wagoset) ........................92
4.6.3 Dynamic IP Address Assignment during Runtime............................93
4.6.4 Checking the Network Connection.................................................... 95