GigaDevice GD32H77

The GigaDevice GD32H77 are 32-bit general-purpose microcontrollers based on the Arm® Cortex®-M7 processor.

Flash Banks

Internal Flash

Flash bank	Base address	J-Link support	Flasher support	Loader
				Name	Bank size
eNVM	0x08000000			Default	Up to 2 MB
Internal Flash	0x08200000			Default	Up to 7.5 MB

Watchdog Handling

• The device has two watchdogs: a Free Watchdog Timer (FWDGT) and a Window Watchdog Timer (WWDGT).
• The FWDGT is fed during programming if it is enabled.
• The WWDGT is fed during programming if it is enabled and its counter value is below its window value.

Device Specific Handling

Reset

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

Evaluation Boards

• GigaDevice GD32H77DI-EVAL
• GigaDevice GD32H77EI-EVAL

Example Application

• GigaDevice GD32H77DI-EVAL
• GigaDevice GD32H77EI-EVAL