Bootloader TFTP
The bootloader will install your application by means of the TFTP protocol. There is no need to change your application code. Per default DHCP is used for obtaining the ip-address.
The limitation for the firmware file to be uploaded is given by the RAM available:
| MCU | RAM | Firmware size |
|---|---|---|
| GD32F107RC | 96K | 74K |
| GD32F207RG | 256K | 234K |
| GD32F207VC | 128K | 106K |
| GD32F407RE | 128K | 106K |
| GD32F450VI | 512K | 224K |
The bootloader can be installed with the tools supplied by GigaDevice:
There is a sample Java UI available for installing the firmware: GD32F-Firmware-Update-UI
