d1_pac/twi/
twi_stat.rs

1#[doc = "Register `twi_stat` reader"]
2pub type R = crate::R<TWI_STAT_SPEC>;
3#[doc = "Field `sta` reader - "]
4pub type STA_R = crate::FieldReader<STA_A>;
5#[doc = "\n\nValue on reset: 0"]
6#[derive(Clone, Copy, Debug, PartialEq, Eq)]
7#[repr(u8)]
8pub enum STA_A {
9    #[doc = "0: Bus error"]
10    BE = 0,
11    #[doc = "8: START condition transmitted"]
12    SCT = 8,
13    #[doc = "16: Repeated START condition transmitted"]
14    RSCT = 16,
15    #[doc = "24: Address + Write bit transmitted, ACK received"]
16    AWBT_AR = 24,
17    #[doc = "32: Address + Write bit transmitted, ACK not received"]
18    AWBT_ANR = 32,
19    #[doc = "40: Data byte transmitted in master mode, ACK received"]
20    DBTM_AR = 40,
21    #[doc = "48: Data byte transmitted in master mode, ACK not received"]
22    DBTM_ANR = 48,
23    #[doc = "56: Arbitration lost in address or data byte"]
24    AL_A_DB = 56,
25    #[doc = "64: Address + Read bit transmitted, ACK received"]
26    ARBT_AR = 64,
27    #[doc = "72: Address + Read bit transmitted, ACK not received"]
28    ARBT_ANR = 72,
29    #[doc = "80: Data byte received in master mode, ACK transmitted"]
30    DBRM_AT = 80,
31    #[doc = "88: Data byte received in master mode, not ACK transmitted"]
32    DBRM_ANT = 88,
33    #[doc = "96: Slave address + Write bit received, ACK transmitted"]
34    SAWR_AT = 96,
35    #[doc = "104: Arbitration lost in the address as master, slave address + Write bit received, ACK transmitted"]
36    AL_AM_SAWR_AT = 104,
37    #[doc = "112: General Call address received, ACK transmitted"]
38    GCAR_AT = 112,
39    #[doc = "120: Arbitration lost in the address as master, General Call address received, ACK transmitted"]
40    AL_AM_GCAR_AT = 120,
41    #[doc = "128: Data byte received after slave address received, ACK transmitted"]
42    DBR_SAR_AT = 128,
43    #[doc = "136: Data byte received after slave address received, not ACK transmitted"]
44    DBR_SAR_ANT = 136,
45    #[doc = "144: Data byte received after General Call received, ACK transmitted"]
46    DBR_GCR_AT = 144,
47    #[doc = "152: Data byte received after General Call received, not ACK transmitted"]
48    DBR_GCR_ANT = 152,
49    #[doc = "160: STOP or repeated START condition received in slave mode"]
50    SRSCRS = 160,
51    #[doc = "168: Slave address + Read bit received, ACK transmitted"]
52    SARR_AT = 168,
53    #[doc = "176: Arbitration lost in the address as master, slave address + Read bit received, ACK transmitted"]
54    AL_AM_SARR_AT = 176,
55    #[doc = "184: Data byte transmitted in slave mode, ACK received"]
56    DBTS_AR = 184,
57    #[doc = "192: Data byte transmitted in slave mode, ACK not received"]
58    DBTS_ANR = 192,
59    #[doc = "200: The Last byte transmitted in slave mode, ACK received"]
60    LBTS_AR = 200,
61    #[doc = "208: Second Address byte + Write bit transmitted, ACK received"]
62    SAWT_AR = 208,
63    #[doc = "216: Second Address byte + Write bit transmitted, ACK not received"]
64    SAWT_ANR = 216,
65    #[doc = "248: No relevant status information, INT_FLAG=0"]
66    NRSI = 248,
67}
68impl From<STA_A> for u8 {
69    #[inline(always)]
70    fn from(variant: STA_A) -> Self {
71        variant as _
72    }
73}
74impl crate::FieldSpec for STA_A {
75    type Ux = u8;
76}
77impl STA_R {
78    #[doc = "Get enumerated values variant"]
79    #[inline(always)]
80    pub const fn variant(&self) -> Option<STA_A> {
81        match self.bits {
82            0 => Some(STA_A::BE),
83            8 => Some(STA_A::SCT),
84            16 => Some(STA_A::RSCT),
85            24 => Some(STA_A::AWBT_AR),
86            32 => Some(STA_A::AWBT_ANR),
87            40 => Some(STA_A::DBTM_AR),
88            48 => Some(STA_A::DBTM_ANR),
89            56 => Some(STA_A::AL_A_DB),
90            64 => Some(STA_A::ARBT_AR),
91            72 => Some(STA_A::ARBT_ANR),
92            80 => Some(STA_A::DBRM_AT),
93            88 => Some(STA_A::DBRM_ANT),
94            96 => Some(STA_A::SAWR_AT),
95            104 => Some(STA_A::AL_AM_SAWR_AT),
96            112 => Some(STA_A::GCAR_AT),
97            120 => Some(STA_A::AL_AM_GCAR_AT),
98            128 => Some(STA_A::DBR_SAR_AT),
99            136 => Some(STA_A::DBR_SAR_ANT),
100            144 => Some(STA_A::DBR_GCR_AT),
101            152 => Some(STA_A::DBR_GCR_ANT),
102            160 => Some(STA_A::SRSCRS),
103            168 => Some(STA_A::SARR_AT),
104            176 => Some(STA_A::AL_AM_SARR_AT),
105            184 => Some(STA_A::DBTS_AR),
106            192 => Some(STA_A::DBTS_ANR),
107            200 => Some(STA_A::LBTS_AR),
108            208 => Some(STA_A::SAWT_AR),
109            216 => Some(STA_A::SAWT_ANR),
110            248 => Some(STA_A::NRSI),
111            _ => None,
112        }
113    }
114    #[doc = "Bus error"]
115    #[inline(always)]
116    pub fn is_be(&self) -> bool {
117        *self == STA_A::BE
118    }
119    #[doc = "START condition transmitted"]
120    #[inline(always)]
121    pub fn is_sct(&self) -> bool {
122        *self == STA_A::SCT
123    }
124    #[doc = "Repeated START condition transmitted"]
125    #[inline(always)]
126    pub fn is_rsct(&self) -> bool {
127        *self == STA_A::RSCT
128    }
129    #[doc = "Address + Write bit transmitted, ACK received"]
130    #[inline(always)]
131    pub fn is_awbt_ar(&self) -> bool {
132        *self == STA_A::AWBT_AR
133    }
134    #[doc = "Address + Write bit transmitted, ACK not received"]
135    #[inline(always)]
136    pub fn is_awbt_anr(&self) -> bool {
137        *self == STA_A::AWBT_ANR
138    }
139    #[doc = "Data byte transmitted in master mode, ACK received"]
140    #[inline(always)]
141    pub fn is_dbtm_ar(&self) -> bool {
142        *self == STA_A::DBTM_AR
143    }
144    #[doc = "Data byte transmitted in master mode, ACK not received"]
145    #[inline(always)]
146    pub fn is_dbtm_anr(&self) -> bool {
147        *self == STA_A::DBTM_ANR
148    }
149    #[doc = "Arbitration lost in address or data byte"]
150    #[inline(always)]
151    pub fn is_al_a_db(&self) -> bool {
152        *self == STA_A::AL_A_DB
153    }
154    #[doc = "Address + Read bit transmitted, ACK received"]
155    #[inline(always)]
156    pub fn is_arbt_ar(&self) -> bool {
157        *self == STA_A::ARBT_AR
158    }
159    #[doc = "Address + Read bit transmitted, ACK not received"]
160    #[inline(always)]
161    pub fn is_arbt_anr(&self) -> bool {
162        *self == STA_A::ARBT_ANR
163    }
164    #[doc = "Data byte received in master mode, ACK transmitted"]
165    #[inline(always)]
166    pub fn is_dbrm_at(&self) -> bool {
167        *self == STA_A::DBRM_AT
168    }
169    #[doc = "Data byte received in master mode, not ACK transmitted"]
170    #[inline(always)]
171    pub fn is_dbrm_ant(&self) -> bool {
172        *self == STA_A::DBRM_ANT
173    }
174    #[doc = "Slave address + Write bit received, ACK transmitted"]
175    #[inline(always)]
176    pub fn is_sawr_at(&self) -> bool {
177        *self == STA_A::SAWR_AT
178    }
179    #[doc = "Arbitration lost in the address as master, slave address + Write bit received, ACK transmitted"]
180    #[inline(always)]
181    pub fn is_al_am_sawr_at(&self) -> bool {
182        *self == STA_A::AL_AM_SAWR_AT
183    }
184    #[doc = "General Call address received, ACK transmitted"]
185    #[inline(always)]
186    pub fn is_gcar_at(&self) -> bool {
187        *self == STA_A::GCAR_AT
188    }
189    #[doc = "Arbitration lost in the address as master, General Call address received, ACK transmitted"]
190    #[inline(always)]
191    pub fn is_al_am_gcar_at(&self) -> bool {
192        *self == STA_A::AL_AM_GCAR_AT
193    }
194    #[doc = "Data byte received after slave address received, ACK transmitted"]
195    #[inline(always)]
196    pub fn is_dbr_sar_at(&self) -> bool {
197        *self == STA_A::DBR_SAR_AT
198    }
199    #[doc = "Data byte received after slave address received, not ACK transmitted"]
200    #[inline(always)]
201    pub fn is_dbr_sar_ant(&self) -> bool {
202        *self == STA_A::DBR_SAR_ANT
203    }
204    #[doc = "Data byte received after General Call received, ACK transmitted"]
205    #[inline(always)]
206    pub fn is_dbr_gcr_at(&self) -> bool {
207        *self == STA_A::DBR_GCR_AT
208    }
209    #[doc = "Data byte received after General Call received, not ACK transmitted"]
210    #[inline(always)]
211    pub fn is_dbr_gcr_ant(&self) -> bool {
212        *self == STA_A::DBR_GCR_ANT
213    }
214    #[doc = "STOP or repeated START condition received in slave mode"]
215    #[inline(always)]
216    pub fn is_srscrs(&self) -> bool {
217        *self == STA_A::SRSCRS
218    }
219    #[doc = "Slave address + Read bit received, ACK transmitted"]
220    #[inline(always)]
221    pub fn is_sarr_at(&self) -> bool {
222        *self == STA_A::SARR_AT
223    }
224    #[doc = "Arbitration lost in the address as master, slave address + Read bit received, ACK transmitted"]
225    #[inline(always)]
226    pub fn is_al_am_sarr_at(&self) -> bool {
227        *self == STA_A::AL_AM_SARR_AT
228    }
229    #[doc = "Data byte transmitted in slave mode, ACK received"]
230    #[inline(always)]
231    pub fn is_dbts_ar(&self) -> bool {
232        *self == STA_A::DBTS_AR
233    }
234    #[doc = "Data byte transmitted in slave mode, ACK not received"]
235    #[inline(always)]
236    pub fn is_dbts_anr(&self) -> bool {
237        *self == STA_A::DBTS_ANR
238    }
239    #[doc = "The Last byte transmitted in slave mode, ACK received"]
240    #[inline(always)]
241    pub fn is_lbts_ar(&self) -> bool {
242        *self == STA_A::LBTS_AR
243    }
244    #[doc = "Second Address byte + Write bit transmitted, ACK received"]
245    #[inline(always)]
246    pub fn is_sawt_ar(&self) -> bool {
247        *self == STA_A::SAWT_AR
248    }
249    #[doc = "Second Address byte + Write bit transmitted, ACK not received"]
250    #[inline(always)]
251    pub fn is_sawt_anr(&self) -> bool {
252        *self == STA_A::SAWT_ANR
253    }
254    #[doc = "No relevant status information, INT_FLAG=0"]
255    #[inline(always)]
256    pub fn is_nrsi(&self) -> bool {
257        *self == STA_A::NRSI
258    }
259}
260impl R {
261    #[doc = "Bits 0:7"]
262    #[inline(always)]
263    pub fn sta(&self) -> STA_R {
264        STA_R::new((self.bits & 0xff) as u8)
265    }
266}
267#[doc = "TWI Status Register\n\nYou can [`read`](crate::generic::Reg::read) this register and get [`twi_stat::R`](R).  See [API](https://docs.rs/svd2rust/#read--modify--write-api)."]
268pub struct TWI_STAT_SPEC;
269impl crate::RegisterSpec for TWI_STAT_SPEC {
270    type Ux = u32;
271}
272#[doc = "`read()` method returns [`twi_stat::R`](R) reader structure"]
273impl crate::Readable for TWI_STAT_SPEC {}
274#[doc = "`reset()` method sets twi_stat to value 0"]
275impl crate::Resettable for TWI_STAT_SPEC {
276    const RESET_VALUE: Self::Ux = 0;
277}
d1_pac/twi/twi_stat.rs

d1_pac/twi/
twi_stat.rs
