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NEXUS Port
The NEXUS port provides a more powerful and higher speed development port for high end
tools. The port connector is an AMP 38 pin Mictor style, part number #767053-1.
NEXUS Port
Signal
NXS1 TP
NXS3 TP
MDO9
BOOTCFG1
B_RESET*
TDO
MDO10
B_TCK
B_TMS
B_TDI
B_JCOMP
MDO11
ERSTOUT*
NXS27 TP
NXS29 TP (Note 3)
+V
+V
NXS35 TP (Note 3)
B_VSTBY
Pin #
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
Pin #
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
Signal
NXS2 TP
NXS4 TP
CLKOUT
MDO8
B_EVTI*
B_+3.3V
B_RDY*
MDO7
MDO6
MDO5
MDO4
MDO3
MDO2
MDO1
MDO0
EVTO*
MCKO
MSEO1*
MSEO0*
Notes:
1) B_… signals are buffered.
2) NXSxx TP signals are not connected to the MPC5553 and provide a Test Pad on the
board.
3) NXSxx signal TP is also connected to the ROBUST Nexus connector.
4) Signals followed by a “*” symbol are active logic low.
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