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Standalone MMC Hardware Manual
MMC Ethernet TCP/IP Option Module
version 15.1
Danaher Motion
Table 6-5: COMM Port Pin Descriptions
Function
Notes
Pin
Receive Data
RS232-level signal that receives serial data
from the connected PC running PiCPro.
2
Transmit Data
RS232-level signal that transmits serial data to
the connected PC running PiCPro.
3
Signal Ground
Provides the return path for signals
5
Data Terminal
Ready
Always high (greater then +3 Vdc)
4
Request-to-send
RS232-level signal that indicates to the con-
nected serial device that it can transmit data to
the Module.
7
Clear-to-send
RS232-level signal that indicates to the Module
that it can transmit data to the connected serial
device.
8
Shield Ground
Provides a path for shield current through the
chassis to an external single point ground.
Connector
Shell
Table 6-6: COMM Port Pin Assignments
Pin
Signal
In/Out
Pin Sequence
1
NC
N/A
9-pin male D-sub
2
RS232 Receive Data
In
3
RS232 Transmit Data
Out
4
NC
NA
5
Signal Ground
In/Out
6
NC
N/A
7
Request-to-send
Out
8
Clear-to-send
In
9
NC
N/A
Connector
Shield
Shield
In
1
9
5
6
Summary of Contents for Standalone MMC
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