PRELIMINARY
MPC8260TCOM User’s Manual
SUPPORT INFORMATION
35
CHAPTER 4 - SUPPORT INFORMATION
4•1
INTRODUCTION
This chapter provides the interconnection signals and the parts list of the MPC8260TCOM board.
4•2
INTERCONNECT SIGNALS
The MPC8260TCOM board interconnects with external devices through the following connectors:
•
P1 is a 128 pin connector which includes all the MPC8260 I/O signals needed by the 8260TCOM
board. It connects the 8260TCOM to the 8260ADS.
•
P2 is a 128 pin connector which include the address, data, control and status signals. it connects
the 8260TCOM to the 8260ADS.
•
P3 is the ISP connector for programming the MACH.
•
P4 is the RJ45 connector for the Fast Ethernet; this connector is for the 2 fast ethernet ports.
•
P5 - P8 are the BNC connectors for the 2 x DS3, 2 of the connectors are for transmit and 2 for
receive.
•
P9 is a 8 x 8 pin, RJ45 connector for the 8 x T1.
4•2•1
P1 PORTS CONNECTOR
Table 5: P1 PORT D (A row)
A
A1
NC
A2
NC
A3
NC
A4
NC
A5
NC
A6
NC
A7
PD25
VDS3EN1~
This signal is the DS3_1 enable request; if T1_1, T1_7 and T1_8 are not enabled the DS3_1 is
automatically enabled if PD25 is low.
A8
NC
A9
NC
A10
NC
A11
NC
A12
NC
A13
PD19
EN_T1_8
Enable T1_8; if this signal is low T1_8 is enabled and DS3_1 and DS3_2 are disabled
A14
PD18
EN_T1_7
Enable T1_7; if this signal is low T1_7 is enabled and DS3_1 is disabled
A15
NC
A16
NC
A17
NC
A18
NC
A19
PD13
TDMB1-L1TXD
T1_2 TXD; this function use TDMB1
A20
PD12
TDMB1-L1RXD
T1_2 RXD; this function use TDMB1
A21
PD11
TDMB1-L1TSYNC
T1_2 TSYNC; this function use TDMB1
F
re
e
sc
a
le
S
e
m
ic
o
n
d
u
c
to
r,
I
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
n
c
.
..
