robomasterC型开发板的型号是407，而Firmware中给的程序型号是427，当device中芯片型号改成407后会报错，请问怎么解决？初此参赛，请多指教 <img width="955" alt="报错截图" src="https://user-images.githubusercontent.com/21985921/72235547-c1ac7100-360d-11ea-9ca3-f820ee965d80.png"> <img width="480" alt="修改芯片型号" src="https://user-images.githubusercontent.com/21985921/72235548-c1ac7100-360d-11ea-8976-862408093f0f.png">
