Jumper Description - Nuvoton NuTiny-SDK-NUC123 User Manual

2.1

Jumper Description

2.1.1 Power Settings
 J1: USB port in NuTiny-EVB-NUC123
 JP1: VCC voltage connecter in NuTiny-EVB-NUC123
 J2: USB port in Nu-Link-Me
POWER Mode
Mode 1
Mode 2
Mode 3
X: Unused.
Note [1]: It depends on the setting (VCC via connecting to 3.3 V or 5 V) at JPR jumper in the Nu-Link-Me.
Note [2]: A diode device (4.8 V) must be put or both pins should be short (5 V) at D1 in the NuTiny-EVB-NUC123.
2.1.2 Debug Connectors
 JP3: The connector in the target board (NuTiny-EVB-NUC123) for connecting with Nuvoton ICE adaptor (Nu-
Link or Nu-Link-Me)
 JP9: The connector in the ICE adaptor (Nu-Link-Me) for connecting with a target board (e.g. NuTiny-EVB-
NUC123)
2.1.3 USB Connectors
 J1: Mini USB connector in NuTiny-EVB-NUC123 for application use
 J2: Mini USB connector in Nu-Link-Me connected to a PC USB port
2.1.4 Extended Connectors
 JP5, JP6, JP7 and JP8: Show all chip pins in NuTiny-EVB-NUC123
2.1.5 Reset Button
 SW1: Reset button in NuTiny-EVB-NUC123
2.1.6 Power Connectors
 JP1: VCC connector in NuTiny-EVB-NUC123
 JP2: GND connector in NuTiny-EVB-NUC123
Aug. 30, 2012
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J2 USB Port
Connected to PC X
X Connect to PC
X X
NuTiny-SDK-NUC123 User Manual
J1 USB Port JP1 VCC
DC 3.3 V or 5 V
Output
DC 4.8 V or 5 V
Output
DC 2.5 V ~ 5.5 V
Input
4
MCU Voltage
DC 3.3 V or 5 V
[1]
DC 4.8 V or 5 V
[2]
DC 2.5 V ~ 5.5 V
Decided by JP1 VCC
Input
[1]
[2]
Revision V1.0