Moxa CP-116E-A [2/2] Pin assignments
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Moxa CP-116E-A [2/2] Pin assignments

Moxa CP-116E-A [2/2] Pin assignments
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2. Use the Moxa diagnostic utility to verify the driver status:
#cd /moxa/mxser/utility/diag
#./msdiag
3. Use the Moxa terminal utility to test the tty ports:
#cd /moxa/mxser/utility/term
#./msterm
Intelligent RS-485 Settings under Linux
Take the following steps to configure the Intelligent RS-485
function.
1. Use the following command to do the configuration:
#./muestty -g /dev/ttyMUE1
2. Test if the communication works. If it’s OK, nothing further
needs to be done. If it’s not OK, proceed to Step 3.
3. Use the following command to do the Auto-Tuning process.
Enter “Y” to make the value effective immediately.
#./muestty -a (baud rate value) /dev/ttyMUE1
4. Test if the communication works. If it’s OK, nothing further
needs to be done. If it’s not OK, proceed to Step 5.
5. 5. Use the following command to run diagnosis
#./muestty -d (baud rate value) /dev/ttyMUE1
6. Adjust non-MOXA devices according to the Status
Status Cause
Adjust Pull-
High
/Low Resistor
Adjust Terminator
Resistor
Waveform
Distortion
Too many devices
–
Receive Reflect
Signal
Long distance –
Data Error
Too many device
& long distance
Note: The Diagnosis tool is extremely sensitive, and consequently
could indicate errors even if the communication status okay. In
this case, you can decide whether or not to make the suggested
configuration changes.
Pin Assignments
CP-118E-A-I / CP-138E-A-I
Male DB9 (CBL-M78M9x8-100)
Pin
RS-232
RS-485-2W
1
DCD
–
2
RxD
–
3
TxD
Data+(B)
4
DTR
Data-(A)
5
GND
GND
6
DSR
–
7
RTS
–
8
CTS
–
DB9 male
Male DB25 (CBL-M78M25x8-100)
Pin
RS-232
RS-422/
RS-485-4W
RS-485-2W
2
TxD
RxD+(B)
Data+(B)
3
RxD
TxD+(B)
–
4
RTS
–
–
5
CTS
–
–
6
DSR
–
–
7
GND
GND
GND
8
DCD
TxD-(A)
–
20
DTR
RxD-(A)
Data-(A)
DB25 male
CP-134EL-A-I
Male DB9 (CBL-M44M9x4-50)
Pin
RS-232
RS-422/485-4W
RS-485-2W
1
DCD
TxD-(A)
–
2
RxD
TxD+(B)
–
3
TxD
RxD+(B)
Data+(B)
4
DTR
RxD-(A)
Data-(A)
5
GND
GND
GND
6
DSR
–
–
7
RTS
–
–
8
CTS
–
–
DB9 male
Male DB25 (CBL-M44M25x4-50)
Pin
RS-232
RS-422/
RS-485-4W
RS-485-2W
2
TxD
RxD+(B)
Data+(B)
3
RxD
TxD+(B)
–
4
RTS
–
–
5
CTS
–
–
6
DSR
–
–
7
GND
GND
GND
8
DCD
TxD-(A)
–
20
DTR
RxD-(A)
Data-(A)
DB25 male
CP-116E-A
Male DB9 (OPT8-M9+ / CBL-M68M9x8-100)
Pin
RS-232
RS-422/
RS-485-4W
RS-485-2W
1
DCD
TxD-(A)
–
2
RxD
TxD+(B)
–
3
TxD
RxD+(B)
Data+(B)
4
DTR
RxD-(A)
Data-(A)
5
GND
GND
GND
6
DSR
–
–
7
RTS
–
–
8
CTS
–
–
DB9 male
Male DB25 ( OPT8B+ / CBL-M68M25x8-100)
Pin
RS-232
RS-422/
RS-485-4W
RS-485-2W
2
TxD
RxD+(B)
Data+(B)
3
RxD
TxD+(B)
–
4
RTS
–
–
5
CTS
–
–
6
DSR
–
–
7
GND
GND
GND
8
DCD
TxD-(A)
–
20
DTR
RxD-(A)
Data-(A)
DB25 male
Female DB25 (OPT8A+/S+)
Pin
RS-232
RS-422/
RS-485-4W
RS-485-2W
2
RxD
TxD+(B)
–
3
TxD
RxD+(B)
Data+(B)
4
CTS
–
–
5
RTS
–
–
6
DTR
RxD-(A)
Data-(A)
7
GND
GND
GND
8
DCD
TxD-(A)
–
20
DSR
–
–
DB25 female

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