atsaml21e17b/oscctrl/
dpllpresc.rs

1#[doc = "Register `DPLLPRESC` reader"]
2pub struct R(crate::R<DPLLPRESC_SPEC>);
3impl core::ops::Deref for R {
4    type Target = crate::R<DPLLPRESC_SPEC>;
5    #[inline(always)]
6    fn deref(&self) -> &Self::Target {
7        &self.0
8    }
9}
10impl From<crate::R<DPLLPRESC_SPEC>> for R {
11    #[inline(always)]
12    fn from(reader: crate::R<DPLLPRESC_SPEC>) -> Self {
13        R(reader)
14    }
15}
16#[doc = "Register `DPLLPRESC` writer"]
17pub struct W(crate::W<DPLLPRESC_SPEC>);
18impl core::ops::Deref for W {
19    type Target = crate::W<DPLLPRESC_SPEC>;
20    #[inline(always)]
21    fn deref(&self) -> &Self::Target {
22        &self.0
23    }
24}
25impl core::ops::DerefMut for W {
26    #[inline(always)]
27    fn deref_mut(&mut self) -> &mut Self::Target {
28        &mut self.0
29    }
30}
31impl From<crate::W<DPLLPRESC_SPEC>> for W {
32    #[inline(always)]
33    fn from(writer: crate::W<DPLLPRESC_SPEC>) -> Self {
34        W(writer)
35    }
36}
37#[doc = "Field `PRESC` reader - Output Clock Prescaler"]
38pub type PRESC_R = crate::FieldReader<u8, PRESCSELECT_A>;
39#[doc = "Output Clock Prescaler\n\nValue on reset: 0"]
40#[derive(Clone, Copy, Debug, PartialEq, Eq)]
41#[repr(u8)]
42pub enum PRESCSELECT_A {
43    #[doc = "0: DPLL output is divided by 1"]
44    DIV1 = 0,
45    #[doc = "1: DPLL output is divided by 2"]
46    DIV2 = 1,
47    #[doc = "2: DPLL output is divided by 4"]
48    DIV4 = 2,
49}
50impl From<PRESCSELECT_A> for u8 {
51    #[inline(always)]
52    fn from(variant: PRESCSELECT_A) -> Self {
53        variant as _
54    }
55}
56impl PRESC_R {
57    #[doc = "Get enumerated values variant"]
58    #[inline(always)]
59    pub fn variant(&self) -> Option<PRESCSELECT_A> {
60        match self.bits {
61            0 => Some(PRESCSELECT_A::DIV1),
62            1 => Some(PRESCSELECT_A::DIV2),
63            2 => Some(PRESCSELECT_A::DIV4),
64            _ => None,
65        }
66    }
67    #[doc = "Checks if the value of the field is `DIV1`"]
68    #[inline(always)]
69    pub fn is_div1(&self) -> bool {
70        *self == PRESCSELECT_A::DIV1
71    }
72    #[doc = "Checks if the value of the field is `DIV2`"]
73    #[inline(always)]
74    pub fn is_div2(&self) -> bool {
75        *self == PRESCSELECT_A::DIV2
76    }
77    #[doc = "Checks if the value of the field is `DIV4`"]
78    #[inline(always)]
79    pub fn is_div4(&self) -> bool {
80        *self == PRESCSELECT_A::DIV4
81    }
82}
83#[doc = "Field `PRESC` writer - Output Clock Prescaler"]
84pub type PRESC_W<'a, const O: u8> =
85    crate::FieldWriter<'a, u8, DPLLPRESC_SPEC, u8, PRESCSELECT_A, 2, O>;
86impl<'a, const O: u8> PRESC_W<'a, O> {
87    #[doc = "DPLL output is divided by 1"]
88    #[inline(always)]
89    pub fn div1(self) -> &'a mut W {
90        self.variant(PRESCSELECT_A::DIV1)
91    }
92    #[doc = "DPLL output is divided by 2"]
93    #[inline(always)]
94    pub fn div2(self) -> &'a mut W {
95        self.variant(PRESCSELECT_A::DIV2)
96    }
97    #[doc = "DPLL output is divided by 4"]
98    #[inline(always)]
99    pub fn div4(self) -> &'a mut W {
100        self.variant(PRESCSELECT_A::DIV4)
101    }
102}
103impl R {
104    #[doc = "Bits 0:1 - Output Clock Prescaler"]
105    #[inline(always)]
106    pub fn presc(&self) -> PRESC_R {
107        PRESC_R::new(self.bits & 3)
108    }
109}
110impl W {
111    #[doc = "Bits 0:1 - Output Clock Prescaler"]
112    #[inline(always)]
113    #[must_use]
114    pub fn presc(&mut self) -> PRESC_W<0> {
115        PRESC_W::new(self)
116    }
117    #[doc = "Writes raw bits to the register."]
118    #[inline(always)]
119    pub unsafe fn bits(&mut self, bits: u8) -> &mut Self {
120        self.0.bits(bits);
121        self
122    }
123}
124#[doc = "DPLL Prescaler\n\nThis register you can [`read`](crate::generic::Reg::read), [`write_with_zero`](crate::generic::Reg::write_with_zero), [`reset`](crate::generic::Reg::reset), [`write`](crate::generic::Reg::write), [`modify`](crate::generic::Reg::modify). See [API](https://docs.rs/svd2rust/#read--modify--write-api).\n\nFor information about available fields see [dpllpresc](index.html) module"]
125pub struct DPLLPRESC_SPEC;
126impl crate::RegisterSpec for DPLLPRESC_SPEC {
127    type Ux = u8;
128}
129#[doc = "`read()` method returns [dpllpresc::R](R) reader structure"]
130impl crate::Readable for DPLLPRESC_SPEC {
131    type Reader = R;
132}
133#[doc = "`write(|w| ..)` method takes [dpllpresc::W](W) writer structure"]
134impl crate::Writable for DPLLPRESC_SPEC {
135    type Writer = W;
136    const ZERO_TO_MODIFY_FIELDS_BITMAP: Self::Ux = 0;
137    const ONE_TO_MODIFY_FIELDS_BITMAP: Self::Ux = 0;
138}
139#[doc = "`reset()` method sets DPLLPRESC to value 0"]
140impl crate::Resettable for DPLLPRESC_SPEC {
141    const RESET_VALUE: Self::Ux = 0;
142}
atsaml21e17b/oscctrl/dpllpresc.rs

atsaml21e17b/oscctrl/
dpllpresc.rs
