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C2K User’s Guide
3-14
Interfaces
3.2.4 COP Port (J6) Pin Assignments
The C2K includes an on-board 2 x 10-pin COP Port header (J6) for stepping through code at the
MPC7448 processor. The VDD_SENSE signal is fixed at +2.5V. Table 3-10 shows the COP Port
pin assignments.
NOTE:
A jumper must be installed on the COP_EN header/jumper (P10) to enable the J6 inter-
face (
see “COP_EN (P10)” on page 2-3
).
Pin
Assignment
Pin
Assignment
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
3.2.5 JTAG Port (J7) Pin Assignments
The C2K includes an onboard 2 x 5-socket JTAG header (J7) for FPGA programming and JTAG
Boundary Scan Chain.
Table 3-10
COP Port (J20) pin assignments
COP_TDO
COP_QACK#
COP_TDI
COP_TRST#
RUN_STOP#
VDD_SENSE
COP_TCK
COP_CKSTP_IN#
COP_TMS
n/c
COP_SRESET#
GND
COP_HRESET#
KEY
CKSTP_OUT#
GND
n/c
n/c
n/c
n/c *
* This pin may be pulled to ground by the COP adapter cable
to automatically enable the COP port instead of installing a
jumper on COP_EN header P10.
Table 3-11
JTAG Port (J7) pin assignments
Pin Assignment
Pin Assignment
1
TDO
2
+3.3V (Vref)
3
TCK
4
TMS
5
GND
6
GND
7
TRST#
8
TDI
9
FLASH_BUSY#
10
FLASH_WE#
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