TMCM-342 Manual V1.01
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Copyright © 2008, TRINAMIC Motion Control GmbH & Co. KG
3.2
Connecting the Module
The 68-pin connector provides communication to a host, configuration of the EEPROM and connection
of step / direction drivers as well as connection of reference switches. Pin 1 of this connector is
located in the lower left corner on the top site, while the connector is pointing towards the user.
Pin Direction
Description
Pin
Direction
Description
1
+5VDC (+/- 5%) I
max
=50mA
35
Out
STEP_M1
2
GND
36
Out
SPI_M2_CLK
3
+5VDC (+/- 5%)
37
Out
DIR_M1
4
GND
38
In
SPI_M0_IN
5
Internally not connected
39
Out
STEP_M2
6
GND
40
In
SPI_M1_IN
7
Internally not connected
41
Out
DIR_M2
8
GND
42
In
SPI_M2_IN
9
Internally not connected
43
In
Shutdown
10
GND
44
-
Reserved
11
Out
SPI Select 0
45
In
General Purpose input 0
12
Out
SPI Clock
46
Out
General Purpose output 0
13
Out
SPI Select 1
47
In
General Purpose input 1
14
In
SPI MISO
48
Out
General Purpose output 1
15
Out
SPI Select 2
49
In
General Purpose input 2
16
Out
SPI MOSI
50
Out
General Purpose output 2
17
In
Reset, active low
51
In
General Purpose input 3
18
Out
Alarm
52
Out
General Purpose output 3
19
In
Reference Switch Motor 0 left
53
In
General Purpose input 4
20
Out
nSCS0
54
Out
General Purpose output 4
21
In
Reference Switch Motor 0 right
55
In
General Purpose input 5
22
Out
nSCS1
56
Out
General Purpose output 5
23
In
Reference Switch Motor 1 left
57
In
General Purpose input 6
24
Out
nSCS2
58
Out
General Purpose output 6
25
In
Reference Switch Motor 1 right
59
In
General Purpose input 7
26
Out
SPI_M0_OUT
60
Out
General Purpose output 7
27
In
Reference Switch Motor 2 left
61
GND
28
Out
SPI_M0_CLK
62
GND
29
In
Reference Switch Motor 2 right
63
-
Reserved
30
Out
SPI_M1_OUT
64
Out
RS-485 Direction
31
Out
STEP_M0
65
InOut
CAN -
32
Out
SPI_M1_CLK
66
In
RS-232 RxD
33
Out
DIR_M0
67
InOut
CAN +
34
Out
SPI_M2_OUT
68
Out
RS-232 TxD
Table 3.1: Pinout of the 68-Pin Connector
PCB
1
2
68
67
Figure 3.2: Pin order of the connector
