
Nu-Link2-Pro Debugger and Programmer
Mar. 13, 2020
Page
73
of 77
Rev 1.00
NU
-LINK
2
-P
RO
D
E
B
UG
G
E
R
a
nd
P
RO
G
RA
MM
E
R U
S
E
R
M
A
NUA
L
Ma
k
er Nu
-m
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NUC
47
2
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Automatic IC Programming System
The automatic IC programming system through individual slot and the Control Bus as Figure 6.3-1.
VSS(GND)
/RESET
ICE_CLK
ICE_DAT
VCC
ICE_TX/FAIL
ICE_RX/PASS
START
BUSY
100 mil
SWD
(Female header)
Figure 6.3-1 SWD Connector Pin Diagrams
Operation Sequence and Waveform
1.
The Nu-Link2-Pro power on. START, BUSY, PASS, and FAIL are set to logic.
2.
To start programming, START needs to be set to logic 0 for TSTART,
50ms ≤ T
START
≤ 80ms
3.
Programming start-up. BUSY is set to logic 0, and might toggle during programming.
4.
When finish programming, BUSY is set to logic 1, and PASS or FAIL is set to logic 0.
When BUSY is set to logic 1, and PASS is set to logic 0, means “PASS”.
When BUSY is set to logic 1, and FAIL is set to logic 0, means “FAIL”.
STARTx
BUSYx
PASSx
FAILx
T
START
Figure 6.3-2 PASS Waveform