atsamd11c/adc/
refctrl.rs

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1#[doc = "Register `REFCTRL` reader"]
2pub type R = crate::R<RefctrlSpec>;
3#[doc = "Register `REFCTRL` writer"]
4pub type W = crate::W<RefctrlSpec>;
5#[doc = "Reference Selection\n\nValue on reset: 0"]
6#[derive(Clone, Copy, Debug, PartialEq, Eq)]
7#[repr(u8)]
8pub enum Refselselect {
9    #[doc = "0: 1.0V voltage reference"]
10    Int1v = 0,
11    #[doc = "1: 1/1.48 VDDANA"]
12    Intvcc0 = 1,
13    #[doc = "2: 1/2 VDDANA (only for VDDANA > 2.0V)"]
14    Intvcc1 = 2,
15    #[doc = "3: External reference"]
16    Arefa = 3,
17    #[doc = "4: External reference"]
18    Arefb = 4,
19}
20impl From<Refselselect> for u8 {
21    #[inline(always)]
22    fn from(variant: Refselselect) -> Self {
23        variant as _
24    }
25}
26impl crate::FieldSpec for Refselselect {
27    type Ux = u8;
28}
29impl crate::IsEnum for Refselselect {}
30#[doc = "Field `REFSEL` reader - Reference Selection"]
31pub type RefselR = crate::FieldReader<Refselselect>;
32impl RefselR {
33    #[doc = "Get enumerated values variant"]
34    #[inline(always)]
35    pub const fn variant(&self) -> Option<Refselselect> {
36        match self.bits {
37            0 => Some(Refselselect::Int1v),
38            1 => Some(Refselselect::Intvcc0),
39            2 => Some(Refselselect::Intvcc1),
40            3 => Some(Refselselect::Arefa),
41            4 => Some(Refselselect::Arefb),
42            _ => None,
43        }
44    }
45    #[doc = "1.0V voltage reference"]
46    #[inline(always)]
47    pub fn is_int1v(&self) -> bool {
48        *self == Refselselect::Int1v
49    }
50    #[doc = "1/1.48 VDDANA"]
51    #[inline(always)]
52    pub fn is_intvcc0(&self) -> bool {
53        *self == Refselselect::Intvcc0
54    }
55    #[doc = "1/2 VDDANA (only for VDDANA > 2.0V)"]
56    #[inline(always)]
57    pub fn is_intvcc1(&self) -> bool {
58        *self == Refselselect::Intvcc1
59    }
60    #[doc = "External reference"]
61    #[inline(always)]
62    pub fn is_arefa(&self) -> bool {
63        *self == Refselselect::Arefa
64    }
65    #[doc = "External reference"]
66    #[inline(always)]
67    pub fn is_arefb(&self) -> bool {
68        *self == Refselselect::Arefb
69    }
70}
71#[doc = "Field `REFSEL` writer - Reference Selection"]
72pub type RefselW<'a, REG> = crate::FieldWriter<'a, REG, 4, Refselselect>;
73impl<'a, REG> RefselW<'a, REG>
74where
75    REG: crate::Writable + crate::RegisterSpec,
76    REG::Ux: From<u8>,
77{
78    #[doc = "1.0V voltage reference"]
79    #[inline(always)]
80    pub fn int1v(self) -> &'a mut crate::W<REG> {
81        self.variant(Refselselect::Int1v)
82    }
83    #[doc = "1/1.48 VDDANA"]
84    #[inline(always)]
85    pub fn intvcc0(self) -> &'a mut crate::W<REG> {
86        self.variant(Refselselect::Intvcc0)
87    }
88    #[doc = "1/2 VDDANA (only for VDDANA > 2.0V)"]
89    #[inline(always)]
90    pub fn intvcc1(self) -> &'a mut crate::W<REG> {
91        self.variant(Refselselect::Intvcc1)
92    }
93    #[doc = "External reference"]
94    #[inline(always)]
95    pub fn arefa(self) -> &'a mut crate::W<REG> {
96        self.variant(Refselselect::Arefa)
97    }
98    #[doc = "External reference"]
99    #[inline(always)]
100    pub fn arefb(self) -> &'a mut crate::W<REG> {
101        self.variant(Refselselect::Arefb)
102    }
103}
104#[doc = "Field `REFCOMP` reader - Reference Buffer Offset Compensation Enable"]
105pub type RefcompR = crate::BitReader;
106#[doc = "Field `REFCOMP` writer - Reference Buffer Offset Compensation Enable"]
107pub type RefcompW<'a, REG> = crate::BitWriter<'a, REG>;
108impl R {
109    #[doc = "Bits 0:3 - Reference Selection"]
110    #[inline(always)]
111    pub fn refsel(&self) -> RefselR {
112        RefselR::new(self.bits & 0x0f)
113    }
114    #[doc = "Bit 7 - Reference Buffer Offset Compensation Enable"]
115    #[inline(always)]
116    pub fn refcomp(&self) -> RefcompR {
117        RefcompR::new(((self.bits >> 7) & 1) != 0)
118    }
119}
120impl W {
121    #[doc = "Bits 0:3 - Reference Selection"]
122    #[inline(always)]
123    #[must_use]
124    pub fn refsel(&mut self) -> RefselW<RefctrlSpec> {
125        RefselW::new(self, 0)
126    }
127    #[doc = "Bit 7 - Reference Buffer Offset Compensation Enable"]
128    #[inline(always)]
129    #[must_use]
130    pub fn refcomp(&mut self) -> RefcompW<RefctrlSpec> {
131        RefcompW::new(self, 7)
132    }
133}
134#[doc = "Reference Control\n\nYou can [`read`](crate::Reg::read) this register and get [`refctrl::R`](R). You can [`reset`](crate::Reg::reset), [`write`](crate::Reg::write), [`write_with_zero`](crate::Reg::write_with_zero) this register using [`refctrl::W`](W). You can also [`modify`](crate::Reg::modify) this register. See [API](https://docs.rs/svd2rust/#read--modify--write-api)."]
135pub struct RefctrlSpec;
136impl crate::RegisterSpec for RefctrlSpec {
137    type Ux = u8;
138}
139#[doc = "`read()` method returns [`refctrl::R`](R) reader structure"]
140impl crate::Readable for RefctrlSpec {}
141#[doc = "`write(|w| ..)` method takes [`refctrl::W`](W) writer structure"]
142impl crate::Writable for RefctrlSpec {
143    type Safety = crate::Unsafe;
144    const ZERO_TO_MODIFY_FIELDS_BITMAP: u8 = 0;
145    const ONE_TO_MODIFY_FIELDS_BITMAP: u8 = 0;
146}
147#[doc = "`reset()` method sets REFCTRL to value 0"]
148impl crate::Resettable for RefctrlSpec {
149    const RESET_VALUE: u8 = 0;
150}
atsamd11c/adc/refctrl.rs

atsamd11c/adc/
refctrl.rs
