avr_device/devices/atmega4809/spi0/
ctrlb.rs1#[doc = "Register `CTRLB` reader"]
2pub struct R(crate::R<CTRLB_SPEC>);
3impl core::ops::Deref for R {
4 type Target = crate::R<CTRLB_SPEC>;
5 #[inline(always)]
6 fn deref(&self) -> &Self::Target {
7 &self.0
8 }
9}
10impl From<crate::R<CTRLB_SPEC>> for R {
11 #[inline(always)]
12 fn from(reader: crate::R<CTRLB_SPEC>) -> Self {
13 R(reader)
14 }
15}
16#[doc = "Register `CTRLB` writer"]
17pub struct W(crate::W<CTRLB_SPEC>);
18impl core::ops::Deref for W {
19 type Target = crate::W<CTRLB_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<CTRLB_SPEC>> for W {
32 #[inline(always)]
33 fn from(writer: crate::W<CTRLB_SPEC>) -> Self {
34 W(writer)
35 }
36}
37#[doc = "Field `MODE` reader - SPI Mode"]
38pub type MODE_R = crate::FieldReader<u8, MODE_A>;
39#[doc = "SPI Mode\n\nValue on reset: 0"]
40#[derive(Clone, Copy, Debug, PartialEq, Eq)]
41#[repr(u8)]
42pub enum MODE_A {
43 #[doc = "0: SPI Mode 0"]
44 _0 = 0,
45 #[doc = "1: SPI Mode 1"]
46 _1 = 1,
47 #[doc = "2: SPI Mode 2"]
48 _2 = 2,
49 #[doc = "3: SPI Mode 3"]
50 _3 = 3,
51}
52impl From<MODE_A> for u8 {
53 #[inline(always)]
54 fn from(variant: MODE_A) -> Self {
55 variant as _
56 }
57}
58impl MODE_R {
59 #[doc = "Get enumerated values variant"]
60 #[inline(always)]
61 pub fn variant(&self) -> MODE_A {
62 match self.bits {
63 0 => MODE_A::_0,
64 1 => MODE_A::_1,
65 2 => MODE_A::_2,
66 3 => MODE_A::_3,
67 _ => unreachable!(),
68 }
69 }
70 #[doc = "Checks if the value of the field is `_0`"]
71 #[inline(always)]
72 pub fn is_0(&self) -> bool {
73 *self == MODE_A::_0
74 }
75 #[doc = "Checks if the value of the field is `_1`"]
76 #[inline(always)]
77 pub fn is_1(&self) -> bool {
78 *self == MODE_A::_1
79 }
80 #[doc = "Checks if the value of the field is `_2`"]
81 #[inline(always)]
82 pub fn is_2(&self) -> bool {
83 *self == MODE_A::_2
84 }
85 #[doc = "Checks if the value of the field is `_3`"]
86 #[inline(always)]
87 pub fn is_3(&self) -> bool {
88 *self == MODE_A::_3
89 }
90}
91#[doc = "Field `MODE` writer - SPI Mode"]
92pub type MODE_W<'a, const O: u8> = crate::FieldWriterSafe<'a, u8, CTRLB_SPEC, u8, MODE_A, 2, O>;
93impl<'a, const O: u8> MODE_W<'a, O> {
94 #[doc = "SPI Mode 0"]
95 #[inline(always)]
96 pub fn _0(self) -> &'a mut W {
97 self.variant(MODE_A::_0)
98 }
99 #[doc = "SPI Mode 1"]
100 #[inline(always)]
101 pub fn _1(self) -> &'a mut W {
102 self.variant(MODE_A::_1)
103 }
104 #[doc = "SPI Mode 2"]
105 #[inline(always)]
106 pub fn _2(self) -> &'a mut W {
107 self.variant(MODE_A::_2)
108 }
109 #[doc = "SPI Mode 3"]
110 #[inline(always)]
111 pub fn _3(self) -> &'a mut W {
112 self.variant(MODE_A::_3)
113 }
114}
115#[doc = "Field `SSD` reader - Slave Select Disable"]
116pub type SSD_R = crate::BitReader<bool>;
117#[doc = "Field `SSD` writer - Slave Select Disable"]
118pub type SSD_W<'a, const O: u8> = crate::BitWriter<'a, u8, CTRLB_SPEC, bool, O>;
119#[doc = "Field `BUFWR` reader - Buffer Write Mode"]
120pub type BUFWR_R = crate::BitReader<bool>;
121#[doc = "Field `BUFWR` writer - Buffer Write Mode"]
122pub type BUFWR_W<'a, const O: u8> = crate::BitWriter<'a, u8, CTRLB_SPEC, bool, O>;
123#[doc = "Field `BUFEN` reader - Buffer Mode Enable"]
124pub type BUFEN_R = crate::BitReader<bool>;
125#[doc = "Field `BUFEN` writer - Buffer Mode Enable"]
126pub type BUFEN_W<'a, const O: u8> = crate::BitWriter<'a, u8, CTRLB_SPEC, bool, O>;
127impl R {
128 #[doc = "Bits 0:1 - SPI Mode"]
129 #[inline(always)]
130 pub fn mode(&self) -> MODE_R {
131 MODE_R::new(self.bits & 3)
132 }
133 #[doc = "Bit 2 - Slave Select Disable"]
134 #[inline(always)]
135 pub fn ssd(&self) -> SSD_R {
136 SSD_R::new(((self.bits >> 2) & 1) != 0)
137 }
138 #[doc = "Bit 6 - Buffer Write Mode"]
139 #[inline(always)]
140 pub fn bufwr(&self) -> BUFWR_R {
141 BUFWR_R::new(((self.bits >> 6) & 1) != 0)
142 }
143 #[doc = "Bit 7 - Buffer Mode Enable"]
144 #[inline(always)]
145 pub fn bufen(&self) -> BUFEN_R {
146 BUFEN_R::new(((self.bits >> 7) & 1) != 0)
147 }
148}
149impl W {
150 #[doc = "Bits 0:1 - SPI Mode"]
151 #[inline(always)]
152 #[must_use]
153 pub fn mode(&mut self) -> MODE_W<0> {
154 MODE_W::new(self)
155 }
156 #[doc = "Bit 2 - Slave Select Disable"]
157 #[inline(always)]
158 #[must_use]
159 pub fn ssd(&mut self) -> SSD_W<2> {
160 SSD_W::new(self)
161 }
162 #[doc = "Bit 6 - Buffer Write Mode"]
163 #[inline(always)]
164 #[must_use]
165 pub fn bufwr(&mut self) -> BUFWR_W<6> {
166 BUFWR_W::new(self)
167 }
168 #[doc = "Bit 7 - Buffer Mode Enable"]
169 #[inline(always)]
170 #[must_use]
171 pub fn bufen(&mut self) -> BUFEN_W<7> {
172 BUFEN_W::new(self)
173 }
174 #[doc = "Writes raw bits to the register."]
175 #[inline(always)]
176 pub unsafe fn bits(&mut self, bits: u8) -> &mut Self {
177 self.0.bits(bits);
178 self
179 }
180}
181#[doc = "Control B\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 [ctrlb](index.html) module"]
182pub struct CTRLB_SPEC;
183impl crate::RegisterSpec for CTRLB_SPEC {
184 type Ux = u8;
185}
186#[doc = "`read()` method returns [ctrlb::R](R) reader structure"]
187impl crate::Readable for CTRLB_SPEC {
188 type Reader = R;
189}
190#[doc = "`write(|w| ..)` method takes [ctrlb::W](W) writer structure"]
191impl crate::Writable for CTRLB_SPEC {
192 type Writer = W;
193 const ZERO_TO_MODIFY_FIELDS_BITMAP: Self::Ux = 0;
194 const ONE_TO_MODIFY_FIELDS_BITMAP: Self::Ux = 0;
195}
196#[doc = "`reset()` method sets CTRLB to value 0"]
197impl crate::Resettable for CTRLB_SPEC {
198 const RESET_VALUE: Self::Ux = 0;
199}