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Part 2: Connections and Interface
MForce Plus Motion Control #1
(DN=A)
Mating
Connector*
RX -
RX +
TX -
TX +
CGND
MForce Plus Motion Control #2
(DN=B)
Mating
Connector*
RX -
RX +
TX -
TX +
CGND
* Mating Connector
Samtec
P/N TCSD-05-01-N
Ribbon Cable
AMP 10WDY00005P
RS-232 to RS-422
Converter
TX
RX
CGND
HOST
TX+
TX-
RX-
RX+
CGND
R
TERMINATOR
C
TERMINATOR
Figure 2.3.3: RS-485 Interface, Multiple MForce MicroDrive System
MForce MicroDrive Communication Format
The following communication formats are used by the MForce MicroDrive.
{}
The contents between the {} symbols are transmitted.
{0D}
Hex equivalent for a CR (Carriage Return).
{0A}
Hex equivalent for a LF (Line Feed).
{DN}
Represents the Device Name being sent.
{CS}
Check Sum; {ACK} 06 Hex; {NAK} 15 Hex
EM = Echo Mode; PY = PartY Mode; CK= ChecK sum
The word {command} represents the immediate command sent to the MForce MicroDrive.
Command Execution Time (CET) is the time the MForce MicroDrive takes to execute a command. This varies from
command to command and usually is in the 1-5 millisecond range.
MForce MicroDrive Response to Echo Mode
Dependent on how the Echo Mode (EM) is set in conjunction with Party Mode (PY) and Check Sum (CK), the MForce
MicroDrive will respond differently. The following tables illustrate the various responses based on how the EM, PY and
CK parameters are set.
Содержание Mforce micro drive
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