lpc550x/i2c0/
slvadr0.rs

1#[doc = "Register `SLVADR0` reader"]
2pub struct R(crate::R<SLVADR0_SPEC>);
3impl core::ops::Deref for R {
4    type Target = crate::R<SLVADR0_SPEC>;
5    #[inline(always)]
6    fn deref(&self) -> &Self::Target {
7        &self.0
8    }
9}
10impl From<crate::R<SLVADR0_SPEC>> for R {
11    #[inline(always)]
12    fn from(reader: crate::R<SLVADR0_SPEC>) -> Self {
13        R(reader)
14    }
15}
16#[doc = "Register `SLVADR0` writer"]
17pub struct W(crate::W<SLVADR0_SPEC>);
18impl core::ops::Deref for W {
19    type Target = crate::W<SLVADR0_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<SLVADR0_SPEC>> for W {
32    #[inline(always)]
33    fn from(writer: crate::W<SLVADR0_SPEC>) -> Self {
34        W(writer)
35    }
36}
37#[doc = "Field `SADISABLE` reader - Slave Address n Disable."]
38pub type SADISABLE_R = crate::BitReader<SADISABLE_A>;
39#[doc = "Slave Address n Disable.\n\nValue on reset: 1"]
40#[derive(Clone, Copy, Debug, PartialEq, Eq)]
41pub enum SADISABLE_A {
42    #[doc = "0: Enabled. Slave Address n is enabled."]
43    ENABLED = 0,
44    #[doc = "1: Ignored Slave Address n is ignored."]
45    DISABLED = 1,
46}
47impl From<SADISABLE_A> for bool {
48    #[inline(always)]
49    fn from(variant: SADISABLE_A) -> Self {
50        variant as u8 != 0
51    }
52}
53impl SADISABLE_R {
54    #[doc = "Get enumerated values variant"]
55    #[inline(always)]
56    pub fn variant(&self) -> SADISABLE_A {
57        match self.bits {
58            false => SADISABLE_A::ENABLED,
59            true => SADISABLE_A::DISABLED,
60        }
61    }
62    #[doc = "Checks if the value of the field is `ENABLED`"]
63    #[inline(always)]
64    pub fn is_enabled(&self) -> bool {
65        *self == SADISABLE_A::ENABLED
66    }
67    #[doc = "Checks if the value of the field is `DISABLED`"]
68    #[inline(always)]
69    pub fn is_disabled(&self) -> bool {
70        *self == SADISABLE_A::DISABLED
71    }
72}
73#[doc = "Field `SADISABLE` writer - Slave Address n Disable."]
74pub type SADISABLE_W<'a, const O: u8> = crate::BitWriter<'a, u32, SLVADR0_SPEC, SADISABLE_A, O>;
75impl<'a, const O: u8> SADISABLE_W<'a, O> {
76    #[doc = "Enabled. Slave Address n is enabled."]
77    #[inline(always)]
78    pub fn enabled(self) -> &'a mut W {
79        self.variant(SADISABLE_A::ENABLED)
80    }
81    #[doc = "Ignored Slave Address n is ignored."]
82    #[inline(always)]
83    pub fn disabled(self) -> &'a mut W {
84        self.variant(SADISABLE_A::DISABLED)
85    }
86}
87#[doc = "Field `SLVADR` reader - Slave Address. Seven bit slave address that is compared to received addresses if enabled."]
88pub type SLVADR_R = crate::FieldReader<u8, u8>;
89#[doc = "Field `SLVADR` writer - Slave Address. Seven bit slave address that is compared to received addresses if enabled."]
90pub type SLVADR_W<'a, const O: u8> = crate::FieldWriter<'a, u32, SLVADR0_SPEC, u8, u8, 7, O>;
91#[doc = "Field `AUTONACK` reader - Automatic NACK operation. Used in conjunction with AUTOACK and AUTOMATCHREAD, allows software to ignore I2C traffic while handling previous I2C data or other operations."]
92pub type AUTONACK_R = crate::BitReader<AUTONACK_A>;
93#[doc = "Automatic NACK operation. Used in conjunction with AUTOACK and AUTOMATCHREAD, allows software to ignore I2C traffic while handling previous I2C data or other operations.\n\nValue on reset: 0"]
94#[derive(Clone, Copy, Debug, PartialEq, Eq)]
95pub enum AUTONACK_A {
96    #[doc = "0: Normal operation, matching I2C addresses are not ignored."]
97    NORMAL = 0,
98    #[doc = "1: Automatic-only mode. All incoming addresses are ignored (NACKed), unless AUTOACK is set, it matches SLVADRn, and AUTOMATCHREAD matches the direction."]
99    AUTOMATIC = 1,
100}
101impl From<AUTONACK_A> for bool {
102    #[inline(always)]
103    fn from(variant: AUTONACK_A) -> Self {
104        variant as u8 != 0
105    }
106}
107impl AUTONACK_R {
108    #[doc = "Get enumerated values variant"]
109    #[inline(always)]
110    pub fn variant(&self) -> AUTONACK_A {
111        match self.bits {
112            false => AUTONACK_A::NORMAL,
113            true => AUTONACK_A::AUTOMATIC,
114        }
115    }
116    #[doc = "Checks if the value of the field is `NORMAL`"]
117    #[inline(always)]
118    pub fn is_normal(&self) -> bool {
119        *self == AUTONACK_A::NORMAL
120    }
121    #[doc = "Checks if the value of the field is `AUTOMATIC`"]
122    #[inline(always)]
123    pub fn is_automatic(&self) -> bool {
124        *self == AUTONACK_A::AUTOMATIC
125    }
126}
127#[doc = "Field `AUTONACK` writer - Automatic NACK operation. Used in conjunction with AUTOACK and AUTOMATCHREAD, allows software to ignore I2C traffic while handling previous I2C data or other operations."]
128pub type AUTONACK_W<'a, const O: u8> = crate::BitWriter<'a, u32, SLVADR0_SPEC, AUTONACK_A, O>;
129impl<'a, const O: u8> AUTONACK_W<'a, O> {
130    #[doc = "Normal operation, matching I2C addresses are not ignored."]
131    #[inline(always)]
132    pub fn normal(self) -> &'a mut W {
133        self.variant(AUTONACK_A::NORMAL)
134    }
135    #[doc = "Automatic-only mode. All incoming addresses are ignored (NACKed), unless AUTOACK is set, it matches SLVADRn, and AUTOMATCHREAD matches the direction."]
136    #[inline(always)]
137    pub fn automatic(self) -> &'a mut W {
138        self.variant(AUTONACK_A::AUTOMATIC)
139    }
140}
141impl R {
142    #[doc = "Bit 0 - Slave Address n Disable."]
143    #[inline(always)]
144    pub fn sadisable(&self) -> SADISABLE_R {
145        SADISABLE_R::new((self.bits & 1) != 0)
146    }
147    #[doc = "Bits 1:7 - Slave Address. Seven bit slave address that is compared to received addresses if enabled."]
148    #[inline(always)]
149    pub fn slvadr(&self) -> SLVADR_R {
150        SLVADR_R::new(((self.bits >> 1) & 0x7f) as u8)
151    }
152    #[doc = "Bit 15 - Automatic NACK operation. Used in conjunction with AUTOACK and AUTOMATCHREAD, allows software to ignore I2C traffic while handling previous I2C data or other operations."]
153    #[inline(always)]
154    pub fn autonack(&self) -> AUTONACK_R {
155        AUTONACK_R::new(((self.bits >> 15) & 1) != 0)
156    }
157}
158impl W {
159    #[doc = "Bit 0 - Slave Address n Disable."]
160    #[inline(always)]
161    pub fn sadisable(&mut self) -> SADISABLE_W<0> {
162        SADISABLE_W::new(self)
163    }
164    #[doc = "Bits 1:7 - Slave Address. Seven bit slave address that is compared to received addresses if enabled."]
165    #[inline(always)]
166    pub fn slvadr(&mut self) -> SLVADR_W<1> {
167        SLVADR_W::new(self)
168    }
169    #[doc = "Bit 15 - Automatic NACK operation. Used in conjunction with AUTOACK and AUTOMATCHREAD, allows software to ignore I2C traffic while handling previous I2C data or other operations."]
170    #[inline(always)]
171    pub fn autonack(&mut self) -> AUTONACK_W<15> {
172        AUTONACK_W::new(self)
173    }
174    #[doc = "Writes raw bits to the register."]
175    #[inline(always)]
176    pub unsafe fn bits(&mut self, bits: u32) -> &mut Self {
177        self.0.bits(bits);
178        self
179    }
180}
181#[doc = "Slave address register.\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 [slvadr0](index.html) module"]
182pub struct SLVADR0_SPEC;
183impl crate::RegisterSpec for SLVADR0_SPEC {
184    type Ux = u32;
185}
186#[doc = "`read()` method returns [slvadr0::R](R) reader structure"]
187impl crate::Readable for SLVADR0_SPEC {
188    type Reader = R;
189}
190#[doc = "`write(|w| ..)` method takes [slvadr0::W](W) writer structure"]
191impl crate::Writable for SLVADR0_SPEC {
192    type Writer = W;
193}
194#[doc = "`reset()` method sets SLVADR0 to value 0x01"]
195impl crate::Resettable for SLVADR0_SPEC {
196    #[inline(always)]
197    fn reset_value() -> Self::Ux {
198        0x01
199    }
200}