yl company board serial method to add them to the technical support of the BSP because they ranged from between 4.2 and 5.0 so the Internet is not responsible for the many ways this is so, I find out

Packet : 71477183yl2410fs2410.rar filelist
YL2410或FS2410增加一个串口的方法\armint.c
YL2410或FS2410增加一个串口的方法\cfw.c
YL2410或FS2410增加一个串口的方法\oalintr.h
YL2410或FS2410增加一个串口的方法\platform.reg
YL2410或FS2410增加一个串口的方法\readme.txt
YL2410或FS2410增加一个串口的方法\ser2410_hw.c
YL2410或FS2410增加一个串口的方法\ser2410_ser.c
YL2410或FS2410增加一个串口的方法

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