Nuvoton NK-NUC980 Quick Start Manual page 17

SW
SW2.2/ SW2.1
SW2.4
SW2.6
SW2.10/SW2.9
SW3/SW4
SW6/SW7
Figure 4-9 Apllication – ADC as an example, Message - Boot from eMMC/SD
Dec 25, 2018
Description (Status and Function)
Boot Source Selection
ON/OFF = Boot from SD/eMMC.
Watchdog Timer (WDT) Enabled/Disabled
Selection
ON = After power-on, WDT Disabled.
OFF = after power-on WDT Enabled
UART 0 Debug Message Output ON/OFF Selection
ON = UART 0 debug message output ON.
SD0/eMMC0 or SD1/eMMC1 selection
OFF/OFF = SD0/eMMC0 (GPC group) used as the
booting source.
Others = SD1/eMMC1 (GPF group) used as the booting
source.
All OFF = The booting souce is SD0/eMMC0
ON/OFF = The booting souce is SD1/eMMC1
Page 17 of 22
NK-NUC980 Quick Start Guide
GPIO pin of NUC980
GPG1/GPG0
GPG3
GPG5
GPG9/ GPG8
Rev 1.00