你好，我在看datasheet中看到以下一段话
NOTE
For GPIO_MUX1 pins PF6_GPIO38 and PG6_GPIO46,only the corresponding USB function
is available on silicon revision 0 devices(GPIO and other functions listed in Table3-1 are not
available).
silicon revision 0 devices是什么？这段话怎么理解？在设计中是要注意什么问题？
