Nuvoton Nu-Link Debug Adapter User Manual
Oct 24, 2019 - 5 - Revision V1.01
SWD
USB
Offline Programming Button SWD Power Output LED
SWD I/O Voltage LED
(1.8V / 2.5V / 3.3V / 5.0V)
Status LED
(ICE / ICP / Red / Green)
NC
NC
NC
NC
NC
ICE_DAT
ICE_CLK
/RESET
VSS(GND)
VCC
Figure 2-1 Nu-Link-Pro Configuration
2.2 Nu-Link
The Nu-Link is a basic debugger and programmer with debugging and online/offline programming
functions. As shown in Figure 2-2, the Nu-Link includes an USB port that can be connected to a
computer host, a set of Status LEDs, an offline programming button, and a SWD port that can be
connected to a target chip for debugging and programming (the default voltage of the SWD port as
5.0V).
SWD
USB
Offline Programming Button
Green
Red
ICP
ICE
Status LED
Figure 2-2 Nu-Link Configuration
2.3 Nu-Link-Me
The Nu-Link-Me is a simple debugger and programmer with debugging and online programming
functions, which is only shipped with the NuTiny-SDK kits and can be used stand-alone for developing
the customized NuMicro
®
Family system. As shown in Figure 2-3, the Nu-Link-Me includes an USB
port that can be connected to a computer host, a set of Status LEDs, a Power Switch to switch the
voltage of Nu-Link-Me between 3.3V and 5.0V (the default as 3.3V), a SWD port that can be
connected to a target chip for debugging and programming (whose voltage is adjustable with the Nu-
Link-Me).
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