pub type Exs3bW<'a, REG> = FieldWriterSafe<'a, REG, 2, Exs3b>;
Field EXS3B writer - Event Source Select for B3 (ERS3)
EXS3B
struct Exs3bW<'a, REG> { /* private fields */ }
Input ERU_3B0 is selected
Input ERU_3B1 is selected
Input ERU_3B2 is selected
Input ERU_3B3 is selected