Design-In - Electrical Aspects
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COMX Communication Modules | Design Guide
DOC100901DG18EN | Revision 18 | English | 2013-12 | Released | Public
© Hilscher, 2002-2013
X1
Pin Signal
COMX 10
PAD Type
COMX 51
PAD Type
Symbol
Type
27 reserved
IOD6
IOU9
reserved
Note
3
28 reserved
IOD6
IOU9
reserved
Note
3
29 reserved
IOD6
IOU9
reserved
Note
3
30 reserved
IOD6
IOU9
reserved
Note
3
31 reserved
IOD6
IOU9
reserved
Note
3
32 reserved
IOD6
IOU9
reserved
Note
3
33 reserved
IOD6
IOU9
reserved
Note
3
34 reserved
IOD6
IOU9
reserved
Note
3
35 reserved
IOD6
IOU9
reserved
Note
3
36 reserved
IOD6
IOU9
reserved
Note
3
37 reserved
IOD6
IOU9
reserved
Note
3
38 reserved
IOD6
IOU9
reserved
Note
3
39 reserved
IOD6
IOU9
reserved
Note
3
40 reserved
IOD6
IOU9
reserved
Note
3
41 reserved
IOD6
IOU9
reserved
Note
3
42 reserved
IOD6
IOU9
reserved
Note
3
43 reserved
IOD6
IOU9
reserved
Note
3
44 reserved
IOD6
IOU9
reserved
Note
3
45 reserved
IOD6
IOU9
reserved
Note
3
46 reserved
IOD6
IOU9
reserved
Note
3
47 reserved
IOD6
IOU9
reserved
Note
3
48 reserved
IOD6
IOU9
reserved
Note
3
49 Ground
GND
50 Power
Supply
+3V3
Table 24: COMX Pinning of the System Bus Connector X1 – Serial DPM Mode COMX 10/COMX 51 (Part 2)
Note
Information
1
Support of SYNC signals depends on the functionality of the used firmware. See
details.
2
SYNC0 and SYNC1 are available on COMX 100CA-RE, COMX 100CN-RE, COMX 51CA-RE and COMX
50CA-REFO only.
3
External wiring: Pin unconnected
4 Not
supported
Table 25: Notes for COMX Pinning of the System Bus Connector X1
3.1.5
PAD Type Explanation
Symbol
Description
I Input
O Output
Z
Output is tri-state-able or open drain
S
Input provides Schmitt trigger
U
Internal pull-up 50 k (I2C pins: pull-up 5k)
D
Internal pull-down 50 k
C
Internal clamping diodes to GND and VDDh
6
Output driver can source / sink 6 mA
9
Output driver can source / sink 9 mA
18
Output driver can source / sink 18 mA
XTAL
Crystal input or output