Nuvoton M333x

The Nuvoton M333x are Cortex-M33 based microcontrollers.

Supported devices

Refer to the supported device list for a full list of all supported M333x family devices, their corresponding names and connection diagrams.

Target interfaces

Interface	J-Link support	Flasher support
SWD

Flash banks

M333xxIGxx

Flash bank	Base address	J-Link support	Flasher support	Loader
				Name	Bank size
APROM	0x00000000			Default	512 KB
LDROM	0x0F100000			Default	8 KB
Data Flash	0x0F200000			Default	4 KB

M333xxGAxx

Flash bank	Base address	J-Link support	Flasher support	Loader
				Name	Bank size
APROM	0x00000000			Default	256 KB
LDROM	0x0F100000			Default	8 KB
Data Flash	0x0F200000			Default	4 KB

Watchdog handling

• The device has four watchdogs: WDG0, WDG1, WWDG0 and WWDG1.
• The watchdogs are fed during flash programming.

Device specific handling

Reset

• The device uses normal Cortex-M reset, no special handling necessary, like described here.

Attach

Attach is a debugging feature which exclusively applies to J-Link and J-Trace and does not apply to Flasher.

• Attach is supported

Evaluation boards

• Nuvoton NuMaker-M3334KI

Example application

• Nuvoton NuMaker-M3334KI