User Manual

TMCM-351 Hardware Manual (V1.06 / 2011-NOV-14) 13
Copyright © 2011, TRINAMIC Motion Control GmbH & Co. KG
4.2.7 CAN connector
The board includes a CAN interface for serial communication. A standard DSUB 9-pin male connector is used
for this purpose. CAN is one out of four different interfaces available for communication with the board.
Please connect as shown below:
1
5
6
9
Pin
Label
Description
2
CAN_L
CAN differential bus
7
CAN_H
CAN differential bus
3, 6
GND
System / board ground
n.c.
Pins not used / not connected
Table 4.10: CAN connector
Attention: Please verify the setting of J3 (CAN bus termination in section 0) for a proper operation of the
CAN connection.
4.2.8 RS485 connector
The board includes an RS485 interface for serial communication. A 4-pin detachable screw connector is used
for this purpose. RS485 is one out of four different interfaces available for communication with the board.
Please connect as shown below:
1
4
Pin
Label
Description
1
RS485+
RS485 differential bus (connected to pin 3)
2
RS485-
RS485 differential bus (connected to pin 4)
3
RS485+
RS485 differential bus (connected to pin 1)
4
RS285-
RS485 differential bus (connected to pin 2)
Table 4.11: RS485 connector
Attention: Please verify the settings of J1 (RS485 bus termination in section 4.3.1) and J2 (selection of RS232
or RS485 interface in section 4.3.2) for a proper operation of the RS485 connection.
4.2.9 SPI connector
For extension of the available inputs and outputs an SPI interface is available. A standard 2.54mm pitch two
row header is used as connector for the external SPI interface.
Please connect as shown below:
1
2
9
10
Pin
Label
Pin
Label
1
SPI_MOSI
2
GND
3
SPI_MISO
4
GND
5
SPI_CLK
6
GND
7
SPI_SEL0
8
SPI_SEL2
9
SPI_SEL1
10
+5V_output
Table 4.12: SPI connector