GigaDevice GD32E5

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The GigaDevice GD32E5 series are 32-bit general-purpose microcontrollers based on the ARM Cortex-M33 processor.

Flash Banks

Internal Flash

Flash Bank Base address Size J-Link Support
Main flash 0x08000000 Up to 512 KB YES.png
Option Bytes 0x1FFFF800 16 B [1] YES.png
OTP Bytes 0x1FFF7000 512 B NO.png
  1. ↑ GD32E511 & GD32E512: For these devices, a 24-byte loader is implemented. As the devices only have 18 bytes of Option Bytes, the remaining 6 bytes (0x1FFFF812-0x1FFFF817) should be left empty (i.e. filled with the value 0xFF).

Watchdog Handling

  • The device does have 2 watchdogs, FWDGT and WWDGT.
  • The WWDGT watchdog is fed during flash programming.

Device Specific Handling

Connect

  • On Connect, protection level is checked. For further information regarding this, please click here.

Reset

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

Evaluation Boards

Example Application

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