Custom STM32G070 development board core board RBT6 replaces STM32F103/070 Manufacturer

FK-G070M1-RBT6 

https://pan.baidu.com/s/1rtsUEjDAXk5A-3IxFIPDgA?pwd=6666

Main frequency 64MHz
On-chip 128K Flash, 32K SRAM
1 SPI LCD interface
1 reset button, 1 user button
1 user LED
Lead out SWD and serial port through pin headers
Lead out 55 IO ports
Working ambient temperature -40-85°C

Boot pad
By default, the startup of G0 series MCU is not controlled by Boot0!
To change the startup method, modify the oB option
If you don't have a detailed understanding and preparation, please don't try to modify it!!
Easily bricked or permanently locked!!!!
By default, people start from Main Flash, that is, use sWD
Interface downloader