pub type H_T_W<'a, const O: u8> = FieldWriter<'a, u32, TV_BASIC3_SPEC, u16, u16, 13, O>;
Field h_t writer - Horizontal total time
h_t
Thcycle = (HT+1) * Thdclk
struct H_T_W<'a, const O: u8> { /* private fields */ }