Siemens SIMATIC IPC477E PRO - Hardware descriptions

Technical specifications
9.5 Hardware descriptions
SIMATIC IPC477E PRO
128 Operating Instructions, 08/2017, A5E39912462-AA
9.5
Hardware descriptions
9.5.1
External interfaces
9.5.1.1
COM1/COM2
Serial port COM1, 9-pin (plug) or COM2
Pin no.
Short description
Meaning
Input / output
1
DCD
Data carrier detect
Input
2
RxD
Received data
Input
3
TxD
Transmit data
Output
4
DTR
Data terminal ready
Output
5
GND
Ground
-
6
DSR
Ready for operation
Input
7
RTS
Request to send
Output
8
CTS
Clear to send
Input
9
RI
Incoming call
Input
9.5.1.2
CFast
Pin
Short name
Meaning
S1
SGND
Signal GND (ground for signal integrity)
S2
A+
SATA differential
S3
A-
SATA differential
S4
SGND
Signal GND (ground for signal integrity)
S5
B-
SATA differential
S6
B+
SATA differential
S7 SGND Signal GND (ground for signal integrity)
PC1
CDI
Card Detect In
PC2 GND Device GND
PC3
TBD
TBD (not connected)
PC4
TBD
TBD (not connected)
PC5
TBD
TBD (not connected)
PC6
TBD
TBD (not connected)
PC7
GND
Device GND
PC8
LED1
LED Output (not connected)