
MPC8548E PowerQUICC III Integrated Processor Hardware Specifications, Rev. 9
Freescale Semiconductor
141
System Design Information
as shown in
Figure 63. If this is not possible, the isolation resistor allows future access to TRST in
case a JTAG interface may need to be wired onto the system in future debug situations.
No pull-up/pull-down is required for TDI, TMS, TDO, or TCK.
Figure 62. COP Connector Physical Pinout
3
13
9
5
1
6
10
15
11
7
16
12
8
4
KEY
No pin
1
2
COP_TDO
COP_TDI
COP_RUN/STOP
NC
COP_TRST
COP_VDD_SENSE
COP_CHKSTP_IN
NC
GND
COP_TCK
COP_TMS
COP_SRESET
COP_HRESET
COP_CHKSTP_OUT