default Field reader generics

Author: burrbull

src/generate/generic.rs

@@ -342,7 +342,7 @@ impl<FI> BitReaderRaw<FI> {
 /// Field reader.
 ///
 /// Result of the `read` methods of fields.
-pub type FieldReader<U, FI = u8> = FieldReaderRaw<U, FI>;
+pub type FieldReader<U = u8, FI = u8> = FieldReaderRaw<U, FI>;
 
 /// Bit-wise field reader
 pub type BitReader<FI = bool> = BitReaderRaw<FI>;

src/generate/register.rs

@@ -550,6 +550,8 @@ pub fn fields(
                     } else {
                         quote! { crate::BitReader<#value_read_ty> }
                     }
+                } else if fty == "u8" && value_read_ty == "u8" {
+                    quote! { crate::FieldReader<#fty> }
                 } else if value_read_ty == "u8" {
                     quote! { crate::FieldReader<#fty> }
                 } else {