Initial commit

4 files changed, 749 insertions, 0 deletions

diff --git a/src/sys_tick/calib.rs b/src/sys_tick/calib.rs
new file mode 100644
index 0000000..d4ddfa1
--- /dev/null
+++ b/src/sys_tick/calib.rs
@@ -0,0 +1,154 @@
+#[doc = "Register `CALIB` reader"]
+pub struct R(crate::R<CALIB_SPEC>);
+impl core::ops::Deref for R {
+    type Target = crate::R<CALIB_SPEC>;
+    #[inline(always)]
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+impl From<crate::R<CALIB_SPEC>> for R {
+    #[inline(always)]
+    fn from(reader: crate::R<CALIB_SPEC>) -> Self {
+        R(reader)
+    }
+}
+#[doc = "Field `TENMS` reader - Reload value to use for 10ms timing"]
+pub struct TENMS_R(crate::FieldReader<u32, u32>);
+impl TENMS_R {
+    pub(crate) fn new(bits: u32) -> Self {
+        TENMS_R(crate::FieldReader::new(bits))
+    }
+}
+impl core::ops::Deref for TENMS_R {
+    type Target = crate::FieldReader<u32, u32>;
+    #[inline(always)]
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+#[doc = "TENMS is rounded from non-integer ratio\n\nValue on reset: 0"]
+#[derive(Clone, Copy, Debug, PartialEq)]
+pub enum SKEW_A {
+    #[doc = "0: 10ms calibration value is exact"]
+    VALUE_0 = 0,
+    #[doc = "1: 10ms calibration value is inexact, because of the clock frequency"]
+    VALUE_1 = 1,
+}
+impl From<SKEW_A> for bool {
+    #[inline(always)]
+    fn from(variant: SKEW_A) -> Self {
+        variant as u8 != 0
+    }
+}
+#[doc = "Field `SKEW` reader - TENMS is rounded from non-integer ratio"]
+pub struct SKEW_R(crate::FieldReader<bool, SKEW_A>);
+impl SKEW_R {
+    pub(crate) fn new(bits: bool) -> Self {
+        SKEW_R(crate::FieldReader::new(bits))
+    }
+    #[doc = r"Get enumerated values variant"]
+    #[inline(always)]
+    pub fn variant(&self) -> SKEW_A {
+        match self.bits {
+            false => SKEW_A::VALUE_0,
+            true => SKEW_A::VALUE_1,
+        }
+    }
+    #[doc = "Checks if the value of the field is `VALUE_0`"]
+    #[inline(always)]
+    pub fn is_value_0(&self) -> bool {
+        **self == SKEW_A::VALUE_0
+    }
+    #[doc = "Checks if the value of the field is `VALUE_1`"]
+    #[inline(always)]
+    pub fn is_value_1(&self) -> bool {
+        **self == SKEW_A::VALUE_1
+    }
+}
+impl core::ops::Deref for SKEW_R {
+    type Target = crate::FieldReader<bool, SKEW_A>;
+    #[inline(always)]
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+#[doc = "No Separate Reference Clock\n\nValue on reset: 0"]
+#[derive(Clone, Copy, Debug, PartialEq)]
+pub enum NOREF_A {
+    #[doc = "0: The reference clock is provided"]
+    VALUE_0 = 0,
+    #[doc = "1: The reference clock is not provided"]
+    VALUE_1 = 1,
+}
+impl From<NOREF_A> for bool {
+    #[inline(always)]
+    fn from(variant: NOREF_A) -> Self {
+        variant as u8 != 0
+    }
+}
+#[doc = "Field `NOREF` reader - No Separate Reference Clock"]
+pub struct NOREF_R(crate::FieldReader<bool, NOREF_A>);
+impl NOREF_R {
+    pub(crate) fn new(bits: bool) -> Self {
+        NOREF_R(crate::FieldReader::new(bits))
+    }
+    #[doc = r"Get enumerated values variant"]
+    #[inline(always)]
+    pub fn variant(&self) -> NOREF_A {
+        match self.bits {
+            false => NOREF_A::VALUE_0,
+            true => NOREF_A::VALUE_1,
+        }
+    }
+    #[doc = "Checks if the value of the field is `VALUE_0`"]
+    #[inline(always)]
+    pub fn is_value_0(&self) -> bool {
+        **self == NOREF_A::VALUE_0
+    }
+    #[doc = "Checks if the value of the field is `VALUE_1`"]
+    #[inline(always)]
+    pub fn is_value_1(&self) -> bool {
+        **self == NOREF_A::VALUE_1
+    }
+}
+impl core::ops::Deref for NOREF_R {
+    type Target = crate::FieldReader<bool, NOREF_A>;
+    #[inline(always)]
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+impl R {
+    #[doc = "Bits 0:23 - Reload value to use for 10ms timing"]
+    #[inline(always)]
+    pub fn tenms(&self) -> TENMS_R {
+        TENMS_R::new((self.bits & 0x00ff_ffff) as u32)
+    }
+    #[doc = "Bit 30 - TENMS is rounded from non-integer ratio"]
+    #[inline(always)]
+    pub fn skew(&self) -> SKEW_R {
+        SKEW_R::new(((self.bits >> 30) & 0x01) != 0)
+    }
+    #[doc = "Bit 31 - No Separate Reference Clock"]
+    #[inline(always)]
+    pub fn noref(&self) -> NOREF_R {
+        NOREF_R::new(((self.bits >> 31) & 0x01) != 0)
+    }
+}
+#[doc = "SysTick Calibration Value Register\n\nThis register you can [`read`](crate::generic::Reg::read). See [API](https://docs.rs/svd2rust/#read--modify--write-api).\n\nFor information about available fields see [calib](index.html) module"]
+pub struct CALIB_SPEC;
+impl crate::RegisterSpec for CALIB_SPEC {
+    type Ux = u32;
+}
+#[doc = "`read()` method returns [calib::R](R) reader structure"]
+impl crate::Readable for CALIB_SPEC {
+    type Reader = R;
+}
+#[doc = "`reset()` method sets CALIB to value 0"]
+impl crate::Resettable for CALIB_SPEC {
+    #[inline(always)]
+    fn reset_value() -> Self::Ux {
+        0
+    }
+}
diff --git a/src/sys_tick/csr.rs b/src/sys_tick/csr.rs
new file mode 100644
index 0000000..8e5d9ff
--- /dev/null
+++ b/src/sys_tick/csr.rs
@@ -0,0 +1,391 @@
+#[doc = "Register `CSR` reader"]
+pub struct R(crate::R<CSR_SPEC>);
+impl core::ops::Deref for R {
+    type Target = crate::R<CSR_SPEC>;
+    #[inline(always)]
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+impl From<crate::R<CSR_SPEC>> for R {
+    #[inline(always)]
+    fn from(reader: crate::R<CSR_SPEC>) -> Self {
+        R(reader)
+    }
+}
+#[doc = "Register `CSR` writer"]
+pub struct W(crate::W<CSR_SPEC>);
+impl core::ops::Deref for W {
+    type Target = crate::W<CSR_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<CSR_SPEC>> for W {
+    #[inline(always)]
+    fn from(writer: crate::W<CSR_SPEC>) -> Self {
+        W(writer)
+    }
+}
+#[doc = "SysTick Counter Enable\n\nValue on reset: 0"]
+#[derive(Clone, Copy, Debug, PartialEq)]
+pub enum ENABLE_A {
+    #[doc = "0: Counter disabled"]
+    VALUE_0 = 0,
+    #[doc = "1: Counter enabled"]
+    VALUE_1 = 1,
+}
+impl From<ENABLE_A> for bool {
+    #[inline(always)]
+    fn from(variant: ENABLE_A) -> Self {
+        variant as u8 != 0
+    }
+}
+#[doc = "Field `ENABLE` reader - SysTick Counter Enable"]
+pub struct ENABLE_R(crate::FieldReader<bool, ENABLE_A>);
+impl ENABLE_R {
+    pub(crate) fn new(bits: bool) -> Self {
+        ENABLE_R(crate::FieldReader::new(bits))
+    }
+    #[doc = r"Get enumerated values variant"]
+    #[inline(always)]
+    pub fn variant(&self) -> ENABLE_A {
+        match self.bits {
+            false => ENABLE_A::VALUE_0,
+            true => ENABLE_A::VALUE_1,
+        }
+    }
+    #[doc = "Checks if the value of the field is `VALUE_0`"]
+    #[inline(always)]
+    pub fn is_value_0(&self) -> bool {
+        **self == ENABLE_A::VALUE_0
+    }
+    #[doc = "Checks if the value of the field is `VALUE_1`"]
+    #[inline(always)]
+    pub fn is_value_1(&self) -> bool {
+        **self == ENABLE_A::VALUE_1
+    }
+}
+impl core::ops::Deref for ENABLE_R {
+    type Target = crate::FieldReader<bool, ENABLE_A>;
+    #[inline(always)]
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+#[doc = "Field `ENABLE` writer - SysTick Counter Enable"]
+pub struct ENABLE_W<'a> {
+    w: &'a mut W,
+}
+impl<'a> ENABLE_W<'a> {
+    #[doc = r"Writes `variant` to the field"]
+    #[inline(always)]
+    pub fn variant(self, variant: ENABLE_A) -> &'a mut W {
+        self.bit(variant.into())
+    }
+    #[doc = "Counter disabled"]
+    #[inline(always)]
+    pub fn value_0(self) -> &'a mut W {
+        self.variant(ENABLE_A::VALUE_0)
+    }
+    #[doc = "Counter enabled"]
+    #[inline(always)]
+    pub fn value_1(self) -> &'a mut W {
+        self.variant(ENABLE_A::VALUE_1)
+    }
+    #[doc = r"Sets the field bit"]
+    #[inline(always)]
+    pub fn set_bit(self) -> &'a mut W {
+        self.bit(true)
+    }
+    #[doc = r"Clears the field bit"]
+    #[inline(always)]
+    pub fn clear_bit(self) -> &'a mut W {
+        self.bit(false)
+    }
+    #[doc = r"Writes raw bits to the field"]
+    #[inline(always)]
+    pub fn bit(self, value: bool) -> &'a mut W {
+        self.w.bits = (self.w.bits & !0x01) | (value as u32 & 0x01);
+        self.w
+    }
+}
+#[doc = "SysTick Exception Request Enable\n\nValue on reset: 0"]
+#[derive(Clone, Copy, Debug, PartialEq)]
+pub enum TICKINT_A {
+    #[doc = "0: Counting down to 0 does not assert the SysTick exception request"]
+    VALUE_0 = 0,
+    #[doc = "1: Counting down to 0 asserts the SysTick exception request"]
+    VALUE_1 = 1,
+}
+impl From<TICKINT_A> for bool {
+    #[inline(always)]
+    fn from(variant: TICKINT_A) -> Self {
+        variant as u8 != 0
+    }
+}
+#[doc = "Field `TICKINT` reader - SysTick Exception Request Enable"]
+pub struct TICKINT_R(crate::FieldReader<bool, TICKINT_A>);
+impl TICKINT_R {
+    pub(crate) fn new(bits: bool) -> Self {
+        TICKINT_R(crate::FieldReader::new(bits))
+    }
+    #[doc = r"Get enumerated values variant"]
+    #[inline(always)]
+    pub fn variant(&self) -> TICKINT_A {
+        match self.bits {
+            false => TICKINT_A::VALUE_0,
+            true => TICKINT_A::VALUE_1,
+        }
+    }
+    #[doc = "Checks if the value of the field is `VALUE_0`"]
+    #[inline(always)]
+    pub fn is_value_0(&self) -> bool {
+        **self == TICKINT_A::VALUE_0
+    }
+    #[doc = "Checks if the value of the field is `VALUE_1`"]
+    #[inline(always)]
+    pub fn is_value_1(&self) -> bool {
+        **self == TICKINT_A::VALUE_1
+    }
+}
+impl core::ops::Deref for TICKINT_R {
+    type Target = crate::FieldReader<bool, TICKINT_A>;
+    #[inline(always)]
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+#[doc = "Field `TICKINT` writer - SysTick Exception Request Enable"]
+pub struct TICKINT_W<'a> {
+    w: &'a mut W,
+}
+impl<'a> TICKINT_W<'a> {
+    #[doc = r"Writes `variant` to the field"]
+    #[inline(always)]
+    pub fn variant(self, variant: TICKINT_A) -> &'a mut W {
+        self.bit(variant.into())
+    }
+    #[doc = "Counting down to 0 does not assert the SysTick exception request"]
+    #[inline(always)]
+    pub fn value_0(self) -> &'a mut W {
+        self.variant(TICKINT_A::VALUE_0)
+    }
+    #[doc = "Counting down to 0 asserts the SysTick exception request"]
+    #[inline(always)]
+    pub fn value_1(self) -> &'a mut W {
+        self.variant(TICKINT_A::VALUE_1)
+    }
+    #[doc = r"Sets the field bit"]
+    #[inline(always)]
+    pub fn set_bit(self) -> &'a mut W {
+        self.bit(true)
+    }
+    #[doc = r"Clears the field bit"]
+    #[inline(always)]
+    pub fn clear_bit(self) -> &'a mut W {
+        self.bit(false)
+    }
+    #[doc = r"Writes raw bits to the field"]
+    #[inline(always)]
+    pub fn bit(self, value: bool) -> &'a mut W {
+        self.w.bits = (self.w.bits & !(0x01 << 1)) | ((value as u32 & 0x01) << 1);
+        self.w
+    }
+}
+#[doc = "Clock Source 0=external, 1=processor\n\nValue on reset: 1"]
+#[derive(Clone, Copy, Debug, PartialEq)]
+pub enum CLKSOURCE_A {
+    #[doc = "0: External clock"]
+    VALUE_0 = 0,
+    #[doc = "1: Processor clock"]
+    VALUE_1 = 1,
+}
+impl From<CLKSOURCE_A> for bool {
+    #[inline(always)]
+    fn from(variant: CLKSOURCE_A) -> Self {
+        variant as u8 != 0
+    }
+}
+#[doc = "Field `CLKSOURCE` reader - Clock Source 0=external, 1=processor"]
+pub struct CLKSOURCE_R(crate::FieldReader<bool, CLKSOURCE_A>);
+impl CLKSOURCE_R {
+    pub(crate) fn new(bits: bool) -> Self {
+        CLKSOURCE_R(crate::FieldReader::new(bits))
+    }
+    #[doc = r"Get enumerated values variant"]
+    #[inline(always)]
+    pub fn variant(&self) -> CLKSOURCE_A {
+        match self.bits {
+            false => CLKSOURCE_A::VALUE_0,
+            true => CLKSOURCE_A::VALUE_1,
+        }
+    }
+    #[doc = "Checks if the value of the field is `VALUE_0`"]
+    #[inline(always)]
+    pub fn is_value_0(&self) -> bool {
+        **self == CLKSOURCE_A::VALUE_0
+    }
+    #[doc = "Checks if the value of the field is `VALUE_1`"]
+    #[inline(always)]
+    pub fn is_value_1(&self) -> bool {
+        **self == CLKSOURCE_A::VALUE_1
+    }
+}
+impl core::ops::Deref for CLKSOURCE_R {
+    type Target = crate::FieldReader<bool, CLKSOURCE_A>;
+    #[inline(always)]
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+#[doc = "Field `CLKSOURCE` writer - Clock Source 0=external, 1=processor"]
+pub struct CLKSOURCE_W<'a> {
+    w: &'a mut W,
+}
+impl<'a> CLKSOURCE_W<'a> {
+    #[doc = r"Writes `variant` to the field"]
+    #[inline(always)]
+    pub fn variant(self, variant: CLKSOURCE_A) -> &'a mut W {
+        self.bit(variant.into())
+    }
+    #[doc = "External clock"]
+    #[inline(always)]
+    pub fn value_0(self) -> &'a mut W {
+        self.variant(CLKSOURCE_A::VALUE_0)
+    }
+    #[doc = "Processor clock"]
+    #[inline(always)]
+    pub fn value_1(self) -> &'a mut W {
+        self.variant(CLKSOURCE_A::VALUE_1)
+    }
+    #[doc = r"Sets the field bit"]
+    #[inline(always)]
+    pub fn set_bit(self) -> &'a mut W {
+        self.bit(true)
+    }
+    #[doc = r"Clears the field bit"]
+    #[inline(always)]
+    pub fn clear_bit(self) -> &'a mut W {
+        self.bit(false)
+    }
+    #[doc = r"Writes raw bits to the field"]
+    #[inline(always)]
+    pub fn bit(self, value: bool) -> &'a mut W {
+        self.w.bits = (self.w.bits & !(0x01 << 2)) | ((value as u32 & 0x01) << 2);
+        self.w
+    }
+}
+#[doc = "Field `COUNTFLAG` reader - Timer counted to 0 since last read of register"]
+pub struct COUNTFLAG_R(crate::FieldReader<bool, bool>);
+impl COUNTFLAG_R {
+    pub(crate) fn new(bits: bool) -> Self {
+        COUNTFLAG_R(crate::FieldReader::new(bits))
+    }
+}
+impl core::ops::Deref for COUNTFLAG_R {
+    type Target = crate::FieldReader<bool, bool>;
+    #[inline(always)]
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+#[doc = "Field `COUNTFLAG` writer - Timer counted to 0 since last read of register"]
+pub struct COUNTFLAG_W<'a> {
+    w: &'a mut W,
+}
+impl<'a> COUNTFLAG_W<'a> {
+    #[doc = r"Sets the field bit"]
+    #[inline(always)]
+    pub fn set_bit(self) -> &'a mut W {
+        self.bit(true)
+    }
+    #[doc = r"Clears the field bit"]
+    #[inline(always)]
+    pub fn clear_bit(self) -> &'a mut W {
+        self.bit(false)
+    }
+    #[doc = r"Writes raw bits to the field"]
+    #[inline(always)]
+    pub fn bit(self, value: bool) -> &'a mut W {
+        self.w.bits = (self.w.bits & !(0x01 << 16)) | ((value as u32 & 0x01) << 16);
+        self.w
+    }
+}
+impl R {
+    #[doc = "Bit 0 - SysTick Counter Enable"]
+    #[inline(always)]
+    pub fn enable(&self) -> ENABLE_R {
+        ENABLE_R::new((self.bits & 0x01) != 0)
+    }
+    #[doc = "Bit 1 - SysTick Exception Request Enable"]
+    #[inline(always)]
+    pub fn tickint(&self) -> TICKINT_R {
+        TICKINT_R::new(((self.bits >> 1) & 0x01) != 0)
+    }
+    #[doc = "Bit 2 - Clock Source 0=external, 1=processor"]
+    #[inline(always)]
+    pub fn clksource(&self) -> CLKSOURCE_R {
+        CLKSOURCE_R::new(((self.bits >> 2) & 0x01) != 0)
+    }
+    #[doc = "Bit 16 - Timer counted to 0 since last read of register"]
+    #[inline(always)]
+    pub fn countflag(&self) -> COUNTFLAG_R {
+        COUNTFLAG_R::new(((self.bits >> 16) & 0x01) != 0)
+    }
+}
+impl W {
+    #[doc = "Bit 0 - SysTick Counter Enable"]
+    #[inline(always)]
+    pub fn enable(&mut self) -> ENABLE_W {
+        ENABLE_W { w: self }
+    }
+    #[doc = "Bit 1 - SysTick Exception Request Enable"]
+    #[inline(always)]
+    pub fn tickint(&mut self) -> TICKINT_W {
+        TICKINT_W { w: self }
+    }
+    #[doc = "Bit 2 - Clock Source 0=external, 1=processor"]
+    #[inline(always)]
+    pub fn clksource(&mut self) -> CLKSOURCE_W {
+        CLKSOURCE_W { w: self }
+    }
+    #[doc = "Bit 16 - Timer counted to 0 since last read of register"]
+    #[inline(always)]
+    pub fn countflag(&mut self) -> COUNTFLAG_W {
+        COUNTFLAG_W { w: 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 = "SysTick Control and Status 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 [csr](index.html) module"]
+pub struct CSR_SPEC;
+impl crate::RegisterSpec for CSR_SPEC {
+    type Ux = u32;
+}
+#[doc = "`read()` method returns [csr::R](R) reader structure"]
+impl crate::Readable for CSR_SPEC {
+    type Reader = R;
+}
+#[doc = "`write(|w| ..)` method takes [csr::W](W) writer structure"]
+impl crate::Writable for CSR_SPEC {
+    type Writer = W;
+}
+#[doc = "`reset()` method sets CSR to value 0x04"]
+impl crate::Resettable for CSR_SPEC {
+    #[inline(always)]
+    fn reset_value() -> Self::Ux {
+        0x04
+    }
+}
diff --git a/src/sys_tick/cvr.rs b/src/sys_tick/cvr.rs
new file mode 100644
index 0000000..d8aa251
--- /dev/null
+++ b/src/sys_tick/cvr.rs
@@ -0,0 +1,102 @@
+#[doc = "Register `CVR` reader"]
+pub struct R(crate::R<CVR_SPEC>);
+impl core::ops::Deref for R {
+    type Target = crate::R<CVR_SPEC>;
+    #[inline(always)]
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+impl From<crate::R<CVR_SPEC>> for R {
+    #[inline(always)]
+    fn from(reader: crate::R<CVR_SPEC>) -> Self {
+        R(reader)
+    }
+}
+#[doc = "Register `CVR` writer"]
+pub struct W(crate::W<CVR_SPEC>);
+impl core::ops::Deref for W {
+    type Target = crate::W<CVR_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<CVR_SPEC>> for W {
+    #[inline(always)]
+    fn from(writer: crate::W<CVR_SPEC>) -> Self {
+        W(writer)
+    }
+}
+#[doc = "Field `CURRENT` reader - Current value at the time the register is accessed"]
+pub struct CURRENT_R(crate::FieldReader<u32, u32>);
+impl CURRENT_R {
+    pub(crate) fn new(bits: u32) -> Self {
+        CURRENT_R(crate::FieldReader::new(bits))
+    }
+}
+impl core::ops::Deref for CURRENT_R {
+    type Target = crate::FieldReader<u32, u32>;
+    #[inline(always)]
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+#[doc = "Field `CURRENT` writer - Current value at the time the register is accessed"]
+pub struct CURRENT_W<'a> {
+    w: &'a mut W,
+}
+impl<'a> CURRENT_W<'a> {
+    #[doc = r"Writes raw bits to the field"]
+    #[inline(always)]
+    pub unsafe fn bits(self, value: u32) -> &'a mut W {
+        self.w.bits = (self.w.bits & !0x00ff_ffff) | (value as u32 & 0x00ff_ffff);
+        self.w
+    }
+}
+impl R {
+    #[doc = "Bits 0:23 - Current value at the time the register is accessed"]
+    #[inline(always)]
+    pub fn current(&self) -> CURRENT_R {
+        CURRENT_R::new((self.bits & 0x00ff_ffff) as u32)
+    }
+}
+impl W {
+    #[doc = "Bits 0:23 - Current value at the time the register is accessed"]
+    #[inline(always)]
+    pub fn current(&mut self) -> CURRENT_W {
+        CURRENT_W { w: 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 = "SysTick Current Value 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 [cvr](index.html) module"]
+pub struct CVR_SPEC;
+impl crate::RegisterSpec for CVR_SPEC {
+    type Ux = u32;
+}
+#[doc = "`read()` method returns [cvr::R](R) reader structure"]
+impl crate::Readable for CVR_SPEC {
+    type Reader = R;
+}
+#[doc = "`write(|w| ..)` method takes [cvr::W](W) writer structure"]
+impl crate::Writable for CVR_SPEC {
+    type Writer = W;
+}
+#[doc = "`reset()` method sets CVR to value 0"]
+impl crate::Resettable for CVR_SPEC {
+    #[inline(always)]
+    fn reset_value() -> Self::Ux {
+        0
+    }
+}
diff --git a/src/sys_tick/rvr.rs b/src/sys_tick/rvr.rs
new file mode 100644
index 0000000..67d6c2c
--- /dev/null
+++ b/src/sys_tick/rvr.rs
@@ -0,0 +1,102 @@
+#[doc = "Register `RVR` reader"]
+pub struct R(crate::R<RVR_SPEC>);
+impl core::ops::Deref for R {
+    type Target = crate::R<RVR_SPEC>;
+    #[inline(always)]
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+impl From<crate::R<RVR_SPEC>> for R {
+    #[inline(always)]
+    fn from(reader: crate::R<RVR_SPEC>) -> Self {
+        R(reader)
+    }
+}
+#[doc = "Register `RVR` writer"]
+pub struct W(crate::W<RVR_SPEC>);
+impl core::ops::Deref for W {
+    type Target = crate::W<RVR_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<RVR_SPEC>> for W {
+    #[inline(always)]
+    fn from(writer: crate::W<RVR_SPEC>) -> Self {
+        W(writer)
+    }
+}
+#[doc = "Field `RELOAD` reader - Value to load into the SysTick Current Value Register when the counter reaches 0"]
+pub struct RELOAD_R(crate::FieldReader<u32, u32>);
+impl RELOAD_R {
+    pub(crate) fn new(bits: u32) -> Self {
+        RELOAD_R(crate::FieldReader::new(bits))
+    }
+}
+impl core::ops::Deref for RELOAD_R {
+    type Target = crate::FieldReader<u32, u32>;
+    #[inline(always)]
+    fn deref(&self) -> &Self::Target {
+        &self.0
+    }
+}
+#[doc = "Field `RELOAD` writer - Value to load into the SysTick Current Value Register when the counter reaches 0"]
+pub struct RELOAD_W<'a> {
+    w: &'a mut W,
+}
+impl<'a> RELOAD_W<'a> {
+    #[doc = r"Writes raw bits to the field"]
+    #[inline(always)]
+    pub unsafe fn bits(self, value: u32) -> &'a mut W {
+        self.w.bits = (self.w.bits & !0x00ff_ffff) | (value as u32 & 0x00ff_ffff);
+        self.w
+    }
+}
+impl R {
+    #[doc = "Bits 0:23 - Value to load into the SysTick Current Value Register when the counter reaches 0"]
+    #[inline(always)]
+    pub fn reload(&self) -> RELOAD_R {
+        RELOAD_R::new((self.bits & 0x00ff_ffff) as u32)
+    }
+}
+impl W {
+    #[doc = "Bits 0:23 - Value to load into the SysTick Current Value Register when the counter reaches 0"]
+    #[inline(always)]
+    pub fn reload(&mut self) -> RELOAD_W {
+        RELOAD_W { w: 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 = "SysTick Reload Value 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 [rvr](index.html) module"]
+pub struct RVR_SPEC;
+impl crate::RegisterSpec for RVR_SPEC {
+    type Ux = u32;
+}
+#[doc = "`read()` method returns [rvr::R](R) reader structure"]
+impl crate::Readable for RVR_SPEC {
+    type Reader = R;
+}
+#[doc = "`write(|w| ..)` method takes [rvr::W](W) writer structure"]
+impl crate::Writable for RVR_SPEC {
+    type Writer = W;
+}
+#[doc = "`reset()` method sets RVR to value 0"]
+impl crate::Resettable for RVR_SPEC {
+    #[inline(always)]
+    fn reset_value() -> Self::Ux {
+        0
+    }
+}