#[doc = "Register `CR2` reader"]
pub struct R(crate::R<CR2_SPEC>);
impl core::ops::Deref for R {
type Target = crate::R<CR2_SPEC>;
#[inline(always)]
fn deref(&self) -> &Self::Target {
&self.0
}
}
impl From<crate::R<CR2_SPEC>> for R {
#[inline(always)]
fn from(reader: crate::R<CR2_SPEC>) -> Self {
R(reader)
}
}
#[doc = "Register `CR2` writer"]
pub struct W(crate::W<CR2_SPEC>);
impl core::ops::Deref for W {
type Target = crate::W<CR2_SPEC>;
#[inline(always)]
fn deref(&self) -> &Self::Target {
&self.0
}
}
impl core::ops::DerefMut for W {
#[inline(always)]
fn deref_mut(&mut self) -> &mut Self::Target {
&mut self.0
}
}
impl From<crate::W<CR2_SPEC>> for W {
#[inline(always)]
fn from(writer: crate::W<CR2_SPEC>) -> Self {
W(writer)
}
}
#[doc = "Packet error checking byte\n\nValue on reset: 0"]
#[derive(Clone, Copy, Debug, PartialEq)]
pub enum PECBYTE_A {
#[doc = "0: No PEC transfer"]
NoPec = 0,
#[doc = "1: PEC transmission/reception is requested"]
Pec = 1,
}
impl From<PECBYTE_A> for bool {
#[inline(always)]
fn from(variant: PECBYTE_A) -> Self {
variant as u8 != 0
}
}
#[doc = "Field `PECBYTE` reader - Packet error checking byte"]
pub type PECBYTE_R = crate::BitReader<PECBYTE_A>;
impl PECBYTE_R {
#[doc = "Get enumerated values variant"]
#[inline(always)]
pub fn variant(&self) -> PECBYTE_A {
match self.bits {
false => PECBYTE_A::NoPec,
true => PECBYTE_A::Pec,
}
}
#[doc = "Checks if the value of the field is `NoPec`"]
#[inline(always)]
pub fn is_no_pec(&self) -> bool {
*self == PECBYTE_A::NoPec
}
#[doc = "Checks if the value of the field is `Pec`"]
#[inline(always)]
pub fn is_pec(&self) -> bool {
*self == PECBYTE_A::Pec
}
}
#[doc = "Field `PECBYTE` writer - Packet error checking byte"]
pub type PECBYTE_W<'a, const O: u8> = crate::BitWriter<'a, u32, CR2_SPEC, PECBYTE_A, O>;
impl<'a, const O: u8> PECBYTE_W<'a, O> {
#[doc = "No PEC transfer"]
#[inline(always)]
pub fn no_pec(self) -> &'a mut W {
self.variant(PECBYTE_A::NoPec)
}
#[doc = "PEC transmission/reception is requested"]
#[inline(always)]
pub fn pec(self) -> &'a mut W {
self.variant(PECBYTE_A::Pec)
}
}
#[doc = "Automatic end mode (master mode)\n\nValue on reset: 0"]
#[derive(Clone, Copy, Debug, PartialEq)]
pub enum AUTOEND_A {
#[doc = "0: Software end mode: TC flag is set when NBYTES data are transferred, stretching SCL low"]
Software = 0,
#[doc = "1: Automatic end mode: a STOP condition is automatically sent when NBYTES data are transferred"]
Automatic = 1,
}
impl From<AUTOEND_A> for bool {
#[inline(always)]
fn from(variant: AUTOEND_A) -> Self {
variant as u8 != 0
}
}
#[doc = "Field `AUTOEND` reader - Automatic end mode (master mode)"]
pub type AUTOEND_R = crate::BitReader<AUTOEND_A>;
impl AUTOEND_R {
#[doc = "Get enumerated values variant"]
#[inline(always)]
pub fn variant(&self) -> AUTOEND_A {
match self.bits {
false => AUTOEND_A::Software,
true => AUTOEND_A::Automatic,
}
}
#[doc = "Checks if the value of the field is `Software`"]
#[inline(always)]
pub fn is_software(&self) -> bool {
*self == AUTOEND_A::Software
}
#[doc = "Checks if the value of the field is `Automatic`"]
#[inline(always)]
pub fn is_automatic(&self) -> bool {
*self == AUTOEND_A::Automatic
}
}
#[doc = "Field `AUTOEND` writer - Automatic end mode (master mode)"]
pub type AUTOEND_W<'a, const O: u8> = crate::BitWriter<'a, u32, CR2_SPEC, AUTOEND_A, O>;
impl<'a, const O: u8> AUTOEND_W<'a, O> {
#[doc = "Software end mode: TC flag is set when NBYTES data are transferred, stretching SCL low"]
#[inline(always)]
pub fn software(self) -> &'a mut W {
self.variant(AUTOEND_A::Software)
}
#[doc = "Automatic end mode: a STOP condition is automatically sent when NBYTES data are transferred"]
#[inline(always)]
pub fn automatic(self) -> &'a mut W {
self.variant(AUTOEND_A::Automatic)
}
}
#[doc = "NBYTES reload mode\n\nValue on reset: 0"]
#[derive(Clone, Copy, Debug, PartialEq)]
pub enum RELOAD_A {
#[doc = "0: The transfer is completed after the NBYTES data transfer (STOP or RESTART will follow)"]
Completed = 0,
#[doc = "1: The transfer is not completed after the NBYTES data transfer (NBYTES will be reloaded)"]
NotCompleted = 1,
}
impl From<RELOAD_A> for bool {
#[inline(always)]
fn from(variant: RELOAD_A) -> Self {
variant as u8 != 0
}
}
#[doc = "Field `RELOAD` reader - NBYTES reload mode"]
pub type RELOAD_R = crate::BitReader<RELOAD_A>;
impl RELOAD_R {
#[doc = "Get enumerated values variant"]
#[inline(always)]
pub fn variant(&self) -> RELOAD_A {
match self.bits {
false => RELOAD_A::Completed,
true => RELOAD_A::NotCompleted,
}
}
#[doc = "Checks if the value of the field is `Completed`"]
#[inline(always)]
pub fn is_completed(&self) -> bool {
*self == RELOAD_A::Completed
}
#[doc = "Checks if the value of the field is `NotCompleted`"]
#[inline(always)]
pub fn is_not_completed(&self) -> bool {
*self == RELOAD_A::NotCompleted
}
}
#[doc = "Field `RELOAD` writer - NBYTES reload mode"]
pub type RELOAD_W<'a, const O: u8> = crate::BitWriter<'a, u32, CR2_SPEC, RELOAD_A, O>;
impl<'a, const O: u8> RELOAD_W<'a, O> {
#[doc = "The transfer is completed after the NBYTES data transfer (STOP or RESTART will follow)"]
#[inline(always)]
pub fn completed(self) -> &'a mut W {
self.variant(RELOAD_A::Completed)
}
#[doc = "The transfer is not completed after the NBYTES data transfer (NBYTES will be reloaded)"]
#[inline(always)]
pub fn not_completed(self) -> &'a mut W {
self.variant(RELOAD_A::NotCompleted)
}
}
#[doc = "Field `NBYTES` reader - Number of bytes"]
pub type NBYTES_R = crate::FieldReader<u8, u8>;
#[doc = "Field `NBYTES` writer - Number of bytes"]
pub type NBYTES_W<'a, const O: u8> = crate::FieldWriterSafe<'a, u32, CR2_SPEC, u8, u8, 8, O>;
#[doc = "NACK generation (slave mode)\n\nValue on reset: 0"]
#[derive(Clone, Copy, Debug, PartialEq)]
pub enum NACK_A {
#[doc = "0: an ACK is sent after current received byte"]
Ack = 0,
#[doc = "1: a NACK is sent after current received byte"]
Nack = 1,
}
impl From<NACK_A> for bool {
#[inline(always)]
fn from(variant: NACK_A) -> Self {
variant as u8 != 0
}
}
#[doc = "Field `NACK` reader - NACK generation (slave mode)"]
pub type NACK_R = crate::BitReader<NACK_A>;
impl NACK_R {
#[doc = "Get enumerated values variant"]
#[inline(always)]
pub fn variant(&self) -> NACK_A {
match self.bits {
false => NACK_A::Ack,
true => NACK_A::Nack,
}
}
#[doc = "Checks if the value of the field is `Ack`"]
#[inline(always)]
pub fn is_ack(&self) -> bool {
*self == NACK_A::Ack
}
#[doc = "Checks if the value of the field is `Nack`"]
#[inline(always)]
pub fn is_nack(&self) -> bool {
*self == NACK_A::Nack
}
}
#[doc = "Field `NACK` writer - NACK generation (slave mode)"]
pub type NACK_W<'a, const O: u8> = crate::BitWriter<'a, u32, CR2_SPEC, NACK_A, O>;
impl<'a, const O: u8> NACK_W<'a, O> {
#[doc = "an ACK is sent after current received byte"]
#[inline(always)]
pub fn ack(self) -> &'a mut W {
self.variant(NACK_A::Ack)
}
#[doc = "a NACK is sent after current received byte"]
#[inline(always)]
pub fn nack(self) -> &'a mut W {
self.variant(NACK_A::Nack)
}
}
#[doc = "Stop generation (master mode)\n\nValue on reset: 0"]
#[derive(Clone, Copy, Debug, PartialEq)]
pub enum STOP_A {
#[doc = "0: No Stop generation"]
NoStop = 0,
#[doc = "1: Stop generation after current byte transfer"]
Stop = 1,
}
impl From<STOP_A> for bool {
#[inline(always)]
fn from(variant: STOP_A) -> Self {
variant as u8 != 0
}
}
#[doc = "Field `STOP` reader - Stop generation (master mode)"]
pub type STOP_R = crate::BitReader<STOP_A>;
impl STOP_R {
#[doc = "Get enumerated values variant"]
#[inline(always)]
pub fn variant(&self) -> STOP_A {
match self.bits {
false => STOP_A::NoStop,
true => STOP_A::Stop,
}
}
#[doc = "Checks if the value of the field is `NoStop`"]
#[inline(always)]
pub fn is_no_stop(&self) -> bool {
*self == STOP_A::NoStop
}
#[doc = "Checks if the value of the field is `Stop`"]
#[inline(always)]
pub fn is_stop(&self) -> bool {
*self == STOP_A::Stop
}
}
#[doc = "Field `STOP` writer - Stop generation (master mode)"]
pub type STOP_W<'a, const O: u8> = crate::BitWriter<'a, u32, CR2_SPEC, STOP_A, O>;
impl<'a, const O: u8> STOP_W<'a, O> {
#[doc = "No Stop generation"]
#[inline(always)]
pub fn no_stop(self) -> &'a mut W {
self.variant(STOP_A::NoStop)
}
#[doc = "Stop generation after current byte transfer"]
#[inline(always)]
pub fn stop(self) -> &'a mut W {
self.variant(STOP_A::Stop)
}
}
#[doc = "Start generation\n\nValue on reset: 0"]
#[derive(Clone, Copy, Debug, PartialEq)]
pub enum START_A {
#[doc = "0: No Start generation"]
NoStart = 0,
#[doc = "1: Restart/Start generation"]
Start = 1,
}
impl From<START_A> for bool {
#[inline(always)]
fn from(variant: START_A) -> Self {
variant as u8 != 0
}
}
#[doc = "Field `START` reader - Start generation"]
pub type START_R = crate::BitReader<START_A>;
impl START_R {
#[doc = "Get enumerated values variant"]
#[inline(always)]
pub fn variant(&self) -> START_A {
match self.bits {
false => START_A::NoStart,
true => START_A::Start,
}
}
#[doc = "Checks if the value of the field is `NoStart`"]
#[inline(always)]
pub fn is_no_start(&self) -> bool {
*self == START_A::NoStart
}
#[doc = "Checks if the value of the field is `Start`"]
#[inline(always)]
pub fn is_start(&self) -> bool {
*self == START_A::Start
}
}
#[doc = "Field `START` writer - Start generation"]
pub type START_W<'a, const O: u8> = crate::BitWriter<'a, u32, CR2_SPEC, START_A, O>;
impl<'a, const O: u8> START_W<'a, O> {
#[doc = "No Start generation"]
#[inline(always)]
pub fn no_start(self) -> &'a mut W {
self.variant(START_A::NoStart)
}
#[doc = "Restart/Start generation"]
#[inline(always)]
pub fn start(self) -> &'a mut W {
self.variant(START_A::Start)
}
}
#[doc = "10-bit address header only read direction (master receiver mode)\n\nValue on reset: 0"]
#[derive(Clone, Copy, Debug, PartialEq)]
pub enum HEAD10R_A {
#[doc = "0: The master sends the complete 10 bit slave address read sequence"]
Complete = 0,
#[doc = "1: The master only sends the 1st 7 bits of the 10 bit address, followed by Read direction"]
Partial = 1,
}
impl From<HEAD10R_A> for bool {
#[inline(always)]
fn from(variant: HEAD10R_A) -> Self {
variant as u8 != 0
}
}
#[doc = "Field `HEAD10R` reader - 10-bit address header only read direction (master receiver mode)"]
pub type HEAD10R_R = crate::BitReader<HEAD10R_A>;
impl HEAD10R_R {
#[doc = "Get enumerated values variant"]
#[inline(always)]
pub fn variant(&self) -> HEAD10R_A {
match self.bits {
false => HEAD10R_A::Complete,
true => HEAD10R_A::Partial,
}
}
#[doc = "Checks if the value of the field is `Complete`"]
#[inline(always)]
pub fn is_complete(&self) -> bool {
*self == HEAD10R_A::Complete
}
#[doc = "Checks if the value of the field is `Partial`"]
#[inline(always)]
pub fn is_partial(&self) -> bool {
*self == HEAD10R_A::Partial
}
}
#[doc = "Field `HEAD10R` writer - 10-bit address header only read direction (master receiver mode)"]
pub type HEAD10R_W<'a, const O: u8> = crate::BitWriter<'a, u32, CR2_SPEC, HEAD10R_A, O>;
impl<'a, const O: u8> HEAD10R_W<'a, O> {
#[doc = "The master sends the complete 10 bit slave address read sequence"]
#[inline(always)]
pub fn complete(self) -> &'a mut W {
self.variant(HEAD10R_A::Complete)
}
#[doc = "The master only sends the 1st 7 bits of the 10 bit address, followed by Read direction"]
#[inline(always)]
pub fn partial(self) -> &'a mut W {
self.variant(HEAD10R_A::Partial)
}
}
#[doc = "10-bit addressing mode (master mode)\n\nValue on reset: 0"]
#[derive(Clone, Copy, Debug, PartialEq)]
pub enum ADD10_A {
#[doc = "0: The master operates in 7-bit addressing mode"]
Bit7 = 0,
#[doc = "1: The master operates in 10-bit addressing mode"]
Bit10 = 1,
}
impl From<ADD10_A> for bool {
#[inline(always)]
fn from(variant: ADD10_A) -> Self {
variant as u8 != 0
}
}
#[doc = "Field `ADD10` reader - 10-bit addressing mode (master mode)"]
pub type ADD10_R = crate::BitReader<ADD10_A>;
impl ADD10_R {
#[doc = "Get enumerated values variant"]
#[inline(always)]
pub fn variant(&self) -> ADD10_A {
match self.bits {
false => ADD10_A::Bit7,
true => ADD10_A::Bit10,
}
}
#[doc = "Checks if the value of the field is `Bit7`"]
#[inline(always)]
pub fn is_bit7(&self) -> bool {
*self == ADD10_A::Bit7
}
#[doc = "Checks if the value of the field is `Bit10`"]
#[inline(always)]
pub fn is_bit10(&self) -> bool {
*self == ADD10_A::Bit10
}
}
#[doc = "Field `ADD10` writer - 10-bit addressing mode (master mode)"]
pub type ADD10_W<'a, const O: u8> = crate::BitWriter<'a, u32, CR2_SPEC, ADD10_A, O>;
impl<'a, const O: u8> ADD10_W<'a, O> {
#[doc = "The master operates in 7-bit addressing mode"]
#[inline(always)]
pub fn bit7(self) -> &'a mut W {
self.variant(ADD10_A::Bit7)
}
#[doc = "The master operates in 10-bit addressing mode"]
#[inline(always)]
pub fn bit10(self) -> &'a mut W {
self.variant(ADD10_A::Bit10)
}
}
#[doc = "Transfer direction (master mode)\n\nValue on reset: 0"]
#[derive(Clone, Copy, Debug, PartialEq)]
pub enum RD_WRN_A {
#[doc = "0: Master requests a write transfer"]
Write = 0,
#[doc = "1: Master requests a read transfer"]
Read = 1,
}
impl From<RD_WRN_A> for bool {
#[inline(always)]
fn from(variant: RD_WRN_A) -> Self {
variant as u8 != 0
}
}
#[doc = "Field `RD_WRN` reader - Transfer direction (master mode)"]
pub type RD_WRN_R = crate::BitReader<RD_WRN_A>;
impl RD_WRN_R {
#[doc = "Get enumerated values variant"]
#[inline(always)]
pub fn variant(&self) -> RD_WRN_A {
match self.bits {
false => RD_WRN_A::Write,
true => RD_WRN_A::Read,
}
}
#[doc = "Checks if the value of the field is `Write`"]
#[inline(always)]
pub fn is_write(&self) -> bool {
*self == RD_WRN_A::Write
}
#[doc = "Checks if the value of the field is `Read`"]
#[inline(always)]
pub fn is_read(&self) -> bool {
*self == RD_WRN_A::Read
}
}
#[doc = "Field `RD_WRN` writer - Transfer direction (master mode)"]
pub type RD_WRN_W<'a, const O: u8> = crate::BitWriter<'a, u32, CR2_SPEC, RD_WRN_A, O>;
impl<'a, const O: u8> RD_WRN_W<'a, O> {
#[doc = "Master requests a write transfer"]
#[inline(always)]
pub fn write(self) -> &'a mut W {
self.variant(RD_WRN_A::Write)
}
#[doc = "Master requests a read transfer"]
#[inline(always)]
pub fn read(self) -> &'a mut W {
self.variant(RD_WRN_A::Read)
}
}
#[doc = "Field `SADD` reader - Slave address bit 9:8 (master mode)"]
pub type SADD_R = crate::FieldReader<u16, u16>;
#[doc = "Field `SADD` writer - Slave address bit 9:8 (master mode)"]
pub type SADD_W<'a, const O: u8> = crate::FieldWriterSafe<'a, u32, CR2_SPEC, u16, u16, 10, O>;
impl R {
#[doc = "Bit 26 - Packet error checking byte"]
#[inline(always)]
pub fn pecbyte(&self) -> PECBYTE_R {
PECBYTE_R::new(((self.bits >> 26) & 1) != 0)
}
#[doc = "Bit 25 - Automatic end mode (master mode)"]
#[inline(always)]
pub fn autoend(&self) -> AUTOEND_R {
AUTOEND_R::new(((self.bits >> 25) & 1) != 0)
}
#[doc = "Bit 24 - NBYTES reload mode"]
#[inline(always)]
pub fn reload(&self) -> RELOAD_R {
RELOAD_R::new(((self.bits >> 24) & 1) != 0)
}
#[doc = "Bits 16:23 - Number of bytes"]
#[inline(always)]
pub fn nbytes(&self) -> NBYTES_R {
NBYTES_R::new(((self.bits >> 16) & 0xff) as u8)
}
#[doc = "Bit 15 - NACK generation (slave mode)"]
#[inline(always)]
pub fn nack(&self) -> NACK_R {
NACK_R::new(((self.bits >> 15) & 1) != 0)
}
#[doc = "Bit 14 - Stop generation (master mode)"]
#[inline(always)]
pub fn stop(&self) -> STOP_R {
STOP_R::new(((self.bits >> 14) & 1) != 0)
}
#[doc = "Bit 13 - Start generation"]
#[inline(always)]
pub fn start(&self) -> START_R {
START_R::new(((self.bits >> 13) & 1) != 0)
}
#[doc = "Bit 12 - 10-bit address header only read direction (master receiver mode)"]
#[inline(always)]
pub fn head10r(&self) -> HEAD10R_R {
HEAD10R_R::new(((self.bits >> 12) & 1) != 0)
}
#[doc = "Bit 11 - 10-bit addressing mode (master mode)"]
#[inline(always)]
pub fn add10(&self) -> ADD10_R {
ADD10_R::new(((self.bits >> 11) & 1) != 0)
}
#[doc = "Bit 10 - Transfer direction (master mode)"]
#[inline(always)]
pub fn rd_wrn(&self) -> RD_WRN_R {
RD_WRN_R::new(((self.bits >> 10) & 1) != 0)
}
#[doc = "Bits 0:9 - Slave address bit 9:8 (master mode)"]
#[inline(always)]
pub fn sadd(&self) -> SADD_R {
SADD_R::new((self.bits & 0x03ff) as u16)
}
}
impl W {
#[doc = "Bit 26 - Packet error checking byte"]
#[inline(always)]
pub fn pecbyte(&mut self) -> PECBYTE_W<26> {
PECBYTE_W::new(self)
}
#[doc = "Bit 25 - Automatic end mode (master mode)"]
#[inline(always)]
pub fn autoend(&mut self) -> AUTOEND_W<25> {
AUTOEND_W::new(self)
}
#[doc = "Bit 24 - NBYTES reload mode"]
#[inline(always)]
pub fn reload(&mut self) -> RELOAD_W<24> {
RELOAD_W::new(self)
}
#[doc = "Bits 16:23 - Number of bytes"]
#[inline(always)]
pub fn nbytes(&mut self) -> NBYTES_W<16> {
NBYTES_W::new(self)
}
#[doc = "Bit 15 - NACK generation (slave mode)"]
#[inline(always)]
pub fn nack(&mut self) -> NACK_W<15> {
NACK_W::new(self)
}
#[doc = "Bit 14 - Stop generation (master mode)"]
#[inline(always)]
pub fn stop(&mut self) -> STOP_W<14> {
STOP_W::new(self)
}
#[doc = "Bit 13 - Start generation"]
#[inline(always)]
pub fn start(&mut self) -> START_W<13> {
START_W::new(self)
}
#[doc = "Bit 12 - 10-bit address header only read direction (master receiver mode)"]
#[inline(always)]
pub fn head10r(&mut self) -> HEAD10R_W<12> {
HEAD10R_W::new(self)
}
#[doc = "Bit 11 - 10-bit addressing mode (master mode)"]
#[inline(always)]
pub fn add10(&mut self) -> ADD10_W<11> {
ADD10_W::new(self)
}
#[doc = "Bit 10 - Transfer direction (master mode)"]
#[inline(always)]
pub fn rd_wrn(&mut self) -> RD_WRN_W<10> {
RD_WRN_W::new(self)
}
#[doc = "Bits 0:9 - Slave address bit 9:8 (master mode)"]
#[inline(always)]
pub fn sadd(&mut self) -> SADD_W<0> {
SADD_W::new(self)
}
#[doc = "Writes raw bits to the register."]
#[inline(always)]
pub unsafe fn bits(&mut self, bits: u32) -> &mut Self {
self.0.bits(bits);
self
}
}
#[doc = "Control register 2\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 [cr2](index.html) module"]
pub struct CR2_SPEC;
impl crate::RegisterSpec for CR2_SPEC {
type Ux = u32;
}
#[doc = "`read()` method returns [cr2::R](R) reader structure"]
impl crate::Readable for CR2_SPEC {
type Reader = R;
}
#[doc = "`write(|w| ..)` method takes [cr2::W](W) writer structure"]
impl crate::Writable for CR2_SPEC {
type Writer = W;
}
#[doc = "`reset()` method sets CR2 to value 0"]
impl crate::Resettable for CR2_SPEC {
#[inline(always)]
fn reset_value() -> Self::Ux {
0
}
}