COMe-bTL6 - User Guide. Rev. 1.5
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5.2.
X1A and X1B Signals
For a description of the terms used in the X1A and X1B pin assignment tables, see Table 37: General Signal Description.
If a more detailed pin assignment description is required, refer to the PICMG COM.0 Rev. 3.0 Type 6 standard.
The information provided under type, module terminations and comments is complimentary
to the COM.0 Rev 2.1 Type 6 standard. For more information, contact Kontron Support.
Table 37: General Signal Description
Type
Description
Type
Description
NC
Not Connected (on this product)
O-1,8
1.8 V Output
I/O-3,3
Bi-directional 3.3 V I/O-Signal
O-3,3
3.3 V Output
I/O-5T
Bi-dir. 3.3 V I/O (5 V tolerance)
O-5
5 V Output
I/O-5
Bi-directional 5V I/O-Signal
DP-I/O
Differential Pair Input/Output
I-3,3
3.3 V Input
DP-I
Differential Pair Input
I/OD
Bi-directional Input/Output Open
Drain
DP-O
Differential Pair Output
I-5T
3.3 V Input (5 V tolerance)
PU
Pull-Up Resistor
OA
Output Analog
PWR
Power Connection
OD
Output Open Drain
+ and -
Differential Pair Differentiator
The pin assignment tables list the internal pull-ups (PU) or pull-downs (PD) implemented by
the chip vendors.
5.3.
Connector (X1A) Row A1 – A110
The following tables list the pin assignment of the 220-pin connector X1A (A1 to A110) and (Row B1 to B110) and
connector X1B (C1 to C110) and (Row D1 to D110).
Table 38: Connector (X1A) Row A1 to A110 Pin Assignment
Pin
Signal
Description
Type
Termination
Comment
A1
GND
Power Ground
PWR
GND
---
---
A2
GBE0_MDI3_-
Ethernet Media Dependent
Interface 3 -
DP-I/O
---
---
A3
GBE
Ethernet Media Dependent
Interface 3 +
DP-I/O
---
---
A4
GBE0_LINK100#
Ethernet Speed LED
OD
---
---
A5
GBE0_LINK1000#
Ethernet Speed LED
OD
---
---
A6
GBE0_MDI2_-
Ethernet Media Dependent
Interface 2 -
DP-I/O
---
---
A7
GBE
Ethernet Media Dependent
Interface 2 +
DP-I/O
---
---
A8
GBE0_LINK#
LAN Link LED
OD
---
---
A9
GBE0_MDI1_-
Ethernet Media Dependent
Interface 1 -
DP-I/O
---
---