Table 10-13 Tms Sequencing For Enable_Once; Table 10-14 Tms Sequencing For Reading Pipeline Registers - Motorola DSP56309 User Manual

24-bit digital signal processor
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Table 10-13 TMS Sequencing for ENABLE_ONCE (Continued)
Step
TMS
l
0
................................................
l
0

Table 10-14 TMS Sequencing for Reading Pipeline Registers

Step
TMS
a
0
b
1
Select-DR-Scan
c
0
d
0
..................................................................
d
0
e
1
f
1
g
1
Select-DR-Scan
h
0
i
0
..................................................................
i
0
j
1
k
1
l
1
Select-DR-Scan
m
0
MOTOROLA
JTAG Port
OnCE Module
Run-Test/Idle
Run-Test/Idle
JTAG Port
Run-Test/Idle
Capture-DR
Shift-DR
Shift-DR
Exit1-DR
Update-DR
Execute ÒRead PILÓ
Capture-DR
Shift-DR
Shift-DR
Exit1-DR
Update-DR
Capture-DR
DSP56309UM/D
JTAG PORT/onCE MODULE INTERACTION
Idle
This step can be repeated,
enabling an external command
controller to poll the status.
Idle
OnCE Module
Idle
Idle
Idle
Idle
Idle
Idle
Idle
Idle
Idle
Idle
Idle
Idle
Idle
Idle
On-Chip Emulation Module
Note
Note
Ñ
Ñ
Ñ
The eight bits of the OnCE
command ÒRead PILÓ
(10001011) are shifted in.
Ñ
The PIL value is loaded in
the shifter.
Ñ
Ñ
The 24 bits of the PIL are
shifted out (24 steps).
Ñ
Ñ
Ñ
Ñ
10-31

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