rp2040_pac/ppb/
mpu_rnr.rs

1#[doc = "Register `MPU_RNR` reader"]
2pub type R = crate::R<MPU_RNR_SPEC>;
3#[doc = "Register `MPU_RNR` writer"]
4pub type W = crate::W<MPU_RNR_SPEC>;
5#[doc = "Field `REGION` reader - Indicates the MPU region referenced by the MPU_RBAR and MPU_RASR registers.  
6 The MPU supports 8 memory regions, so the permitted values of this field are 0-7."]
7pub type REGION_R = crate::FieldReader;
8#[doc = "Field `REGION` writer - Indicates the MPU region referenced by the MPU_RBAR and MPU_RASR registers.  
9 The MPU supports 8 memory regions, so the permitted values of this field are 0-7."]
10pub type REGION_W<'a, REG> = crate::FieldWriter<'a, REG, 4>;
11impl R {
12    #[doc = "Bits 0:3 - Indicates the MPU region referenced by the MPU_RBAR and MPU_RASR registers.  
13 The MPU supports 8 memory regions, so the permitted values of this field are 0-7."]
14    #[inline(always)]
15    pub fn region(&self) -> REGION_R {
16        REGION_R::new((self.bits & 0x0f) as u8)
17    }
18}
19impl W {
20    #[doc = "Bits 0:3 - Indicates the MPU region referenced by the MPU_RBAR and MPU_RASR registers.  
21 The MPU supports 8 memory regions, so the permitted values of this field are 0-7."]
22    #[inline(always)]
23    #[must_use]
24    pub fn region(&mut self) -> REGION_W<MPU_RNR_SPEC> {
25        REGION_W::new(self, 0)
26    }
27    #[doc = r" Writes raw bits to the register."]
28    #[doc = r""]
29    #[doc = r" # Safety"]
30    #[doc = r""]
31    #[doc = r" Passing incorrect value can cause undefined behaviour. See reference manual"]
32    #[inline(always)]
33    pub unsafe fn bits(&mut self, bits: u32) -> &mut Self {
34        self.bits = bits;
35        self
36    }
37}
38#[doc = "Use the MPU Region Number Register to select the region currently accessed by MPU_RBAR and MPU_RASR.  
39
40You can [`read`](crate::generic::Reg::read) this register and get [`mpu_rnr::R`](R).  You can [`reset`](crate::generic::Reg::reset), [`write`](crate::generic::Reg::write), [`write_with_zero`](crate::generic::Reg::write_with_zero) this register using [`mpu_rnr::W`](W). You can also [`modify`](crate::generic::Reg::modify) this register. See [API](https://docs.rs/svd2rust/#read--modify--write-api)."]
41pub struct MPU_RNR_SPEC;
42impl crate::RegisterSpec for MPU_RNR_SPEC {
43    type Ux = u32;
44}
45#[doc = "`read()` method returns [`mpu_rnr::R`](R) reader structure"]
46impl crate::Readable for MPU_RNR_SPEC {}
47#[doc = "`write(|w| ..)` method takes [`mpu_rnr::W`](W) writer structure"]
48impl crate::Writable for MPU_RNR_SPEC {
49    const ZERO_TO_MODIFY_FIELDS_BITMAP: u32 = 0;
50    const ONE_TO_MODIFY_FIELDS_BITMAP: u32 = 0;
51}
52#[doc = "`reset()` method sets MPU_RNR to value 0"]
53impl crate::Resettable for MPU_RNR_SPEC {
54    const RESET_VALUE: u32 = 0;
55}