Technical information
8.5 Hardware descriptions
SIMATIC IPC477E
Operating Instructions, 11/2020, A5E37455003-AF
147
8.5.1.4
Ethernet
Ethernet RJ45 interface
Pin
no.
Short description
Meaning
Input / output
1
BI_DA+
Bi-directional data A+
Input/output
2
BI_DA-
Bi-directional data A-
Input/output
3
BI_DB+
Bi-directional data B+
Input/output
4
BI_DC+
Bi-directional data C+
Input/output
5
BI_DC-
Bi-directional data C-
Input/output
6
BI_DB-
Bi-directional data B-
Input/output
7
BI_DD+
Bi-directional data D+
Input/output
8
BI_DD-
Bi-directional data D-
Input/output
S
Shield
–
LED 1
Off: 10 Mbps
Green light: 100 Mbps
Orange light: 1000 Mbps
–
LED 2
Lit: Active connection, e.g., to a hub
Flashing: Activity
–
8.5.1.5
USB 3.0
Pin
Short name
Meaning
Input / output
1
VBUS
+ 5 V (fused)
Output
2
D-
Data channel USB2
Input / output
3
D+
Data channel USB2
Input / output
4
GND
Ground
–
5
RX-
Data channel USB3
Input
6
RX+
Data channel USB3
Input
7
GND
Ground
–
8
TX-
Data channel USB3
Output
9
TX+
Data channel USB3
Output