<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source of the Rust file `/home/runner/.cargo/registry/src/index.crates.io-6f17d22bba15001f/nrf52840-pac-0.12.2/src/ccm/mode.rs`."><title>mode.rs - source</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2" crossorigin href="../../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../../static.files/rustdoc-42caa33d.css"><meta name="rustdoc-vars" data-root-path="../../../" data-static-root-path="../../../static.files/" data-current-crate="nrf52840_pac" data-themes="" data-resource-suffix="" data-rustdoc-version="1.84.0 (9fc6b4312 2025-01-07)" data-channel="1.84.0" data-search-js="search-92e6798f.js" data-settings-js="settings-0f613d39.js" ><script src="../../../static.files/storage-59e33391.js"></script><script defer src="../../../static.files/src-script-56102188.js"></script><script defer src="../../../src-files.js"></script><script defer src="../../../static.files/main-5f194d8c.js"></script><noscript><link rel="stylesheet" href="../../../static.files/noscript-893ab5e7.css"></noscript><link rel="alternate icon" type="image/png" href="../../../static.files/favicon-32x32-6580c154.png"><link rel="icon" type="image/svg+xml" href="../../../static.files/favicon-044be391.svg"></head><body class="rustdoc src"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="src-sidebar-title"><h2>Files</h2></div></nav><div class="sidebar-resizer"></div><main><rustdoc-search></rustdoc-search><section id="main-content" class="content"><div class="main-heading"><h1><div class="sub-heading">nrf52840_pac/ccm/</div>mode.rs</h1><rustdoc-toolbar></rustdoc-toolbar></div><div class="example-wrap"><div data-nosnippet><pre class="src-line-numbers">
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<a href="#275" id="275">275</a></pre></div><pre class="rust"><code><span class="attr">#[doc = <span class="string">"Register `MODE` reader"</span>]
</span><span class="kw">pub struct </span>R(<span class="kw">crate</span>::R<MODE_SPEC>);
<span class="kw">impl </span>core::ops::Deref <span class="kw">for </span>R {
<span class="kw">type </span>Target = <span class="kw">crate</span>::R<MODE_SPEC>;
<span class="attr">#[inline(always)]
</span><span class="kw">fn </span>deref(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span><span class="self">Self</span>::Target {
<span class="kw-2">&</span><span class="self">self</span>.<span class="number">0
</span>}
}
<span class="kw">impl </span>From<<span class="kw">crate</span>::R<MODE_SPEC>> <span class="kw">for </span>R {
<span class="attr">#[inline(always)]
</span><span class="kw">fn </span>from(reader: <span class="kw">crate</span>::R<MODE_SPEC>) -> <span class="self">Self </span>{
R(reader)
}
}
<span class="attr">#[doc = <span class="string">"Register `MODE` writer"</span>]
</span><span class="kw">pub struct </span>W(<span class="kw">crate</span>::W<MODE_SPEC>);
<span class="kw">impl </span>core::ops::Deref <span class="kw">for </span>W {
<span class="kw">type </span>Target = <span class="kw">crate</span>::W<MODE_SPEC>;
<span class="attr">#[inline(always)]
</span><span class="kw">fn </span>deref(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="kw-2">&</span><span class="self">Self</span>::Target {
<span class="kw-2">&</span><span class="self">self</span>.<span class="number">0
</span>}
}
<span class="kw">impl </span>core::ops::DerefMut <span class="kw">for </span>W {
<span class="attr">#[inline(always)]
</span><span class="kw">fn </span>deref_mut(<span class="kw-2">&mut </span><span class="self">self</span>) -> <span class="kw-2">&mut </span><span class="self">Self</span>::Target {
<span class="kw-2">&mut </span><span class="self">self</span>.<span class="number">0
</span>}
}
<span class="kw">impl </span>From<<span class="kw">crate</span>::W<MODE_SPEC>> <span class="kw">for </span>W {
<span class="attr">#[inline(always)]
</span><span class="kw">fn </span>from(writer: <span class="kw">crate</span>::W<MODE_SPEC>) -> <span class="self">Self </span>{
W(writer)
}
}
<span class="attr">#[doc = <span class="string">"Field `MODE` reader - The mode of operation to be used. The settings in this register apply whenever either the KSGEN or CRYPT tasks are triggered."</span>]
</span><span class="kw">pub type </span>MODE_R = <span class="kw">crate</span>::BitReader<MODE_A>;
<span class="attr">#[doc = <span class="string">"The mode of operation to be used. The settings in this register apply whenever either the KSGEN or CRYPT tasks are triggered.\n\nValue on reset: 1"</span>]
#[derive(Clone, Copy, Debug, PartialEq)]
</span><span class="kw">pub enum </span>MODE_A {
<span class="attr">#[doc = <span class="string">"0: AES CCM packet encryption mode"</span>]
</span>ENCRYPTION = <span class="number">0</span>,
<span class="attr">#[doc = <span class="string">"1: AES CCM packet decryption mode"</span>]
</span>DECRYPTION = <span class="number">1</span>,
}
<span class="kw">impl </span>From<MODE_A> <span class="kw">for </span>bool {
<span class="attr">#[inline(always)]
</span><span class="kw">fn </span>from(variant: MODE_A) -> <span class="self">Self </span>{
variant <span class="kw">as </span>u8 != <span class="number">0
</span>}
}
<span class="kw">impl </span>MODE_R {
<span class="attr">#[doc = <span class="string">"Get enumerated values variant"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>variant(<span class="kw-2">&</span><span class="self">self</span>) -> MODE_A {
<span class="kw">match </span><span class="self">self</span>.bits {
<span class="bool-val">false </span>=> MODE_A::ENCRYPTION,
<span class="bool-val">true </span>=> MODE_A::DECRYPTION,
}
}
<span class="attr">#[doc = <span class="string">"Checks if the value of the field is `ENCRYPTION`"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>is_encryption(<span class="kw-2">&</span><span class="self">self</span>) -> bool {
<span class="kw-2">*</span><span class="self">self </span>== MODE_A::ENCRYPTION
}
<span class="attr">#[doc = <span class="string">"Checks if the value of the field is `DECRYPTION`"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>is_decryption(<span class="kw-2">&</span><span class="self">self</span>) -> bool {
<span class="kw-2">*</span><span class="self">self </span>== MODE_A::DECRYPTION
}
}
<span class="attr">#[doc = <span class="string">"Field `MODE` writer - The mode of operation to be used. The settings in this register apply whenever either the KSGEN or CRYPT tasks are triggered."</span>]
</span><span class="kw">pub type </span>MODE_W<<span class="lifetime">'a</span>, <span class="kw">const </span>O: u8> = <span class="kw">crate</span>::BitWriter<<span class="lifetime">'a</span>, u32, MODE_SPEC, MODE_A, O>;
<span class="kw">impl</span><<span class="lifetime">'a</span>, <span class="kw">const </span>O: u8> MODE_W<<span class="lifetime">'a</span>, O> {
<span class="attr">#[doc = <span class="string">"AES CCM packet encryption mode"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>encryption(<span class="self">self</span>) -> <span class="kw-2">&</span><span class="lifetime">'a </span><span class="kw-2">mut </span>W {
<span class="self">self</span>.variant(MODE_A::ENCRYPTION)
}
<span class="attr">#[doc = <span class="string">"AES CCM packet decryption mode"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>decryption(<span class="self">self</span>) -> <span class="kw-2">&</span><span class="lifetime">'a </span><span class="kw-2">mut </span>W {
<span class="self">self</span>.variant(MODE_A::DECRYPTION)
}
}
<span class="attr">#[doc = <span class="string">"Field `DATARATE` reader - Radio data rate that the CCM shall run synchronous with"</span>]
</span><span class="kw">pub type </span>DATARATE_R = <span class="kw">crate</span>::FieldReader<u8, DATARATE_A>;
<span class="attr">#[doc = <span class="string">"Radio data rate that the CCM shall run synchronous with\n\nValue on reset: 0"</span>]
#[derive(Clone, Copy, Debug, PartialEq)]
#[repr(u8)]
</span><span class="kw">pub enum </span>DATARATE_A {
<span class="attr">#[doc = <span class="string">"0: 1 Mbps"</span>]
</span>_1MBIT = <span class="number">0</span>,
<span class="attr">#[doc = <span class="string">"1: 2 Mbps"</span>]
</span>_2MBIT = <span class="number">1</span>,
<span class="attr">#[doc = <span class="string">"2: 125 Kbps"</span>]
</span>_125KBPS = <span class="number">2</span>,
<span class="attr">#[doc = <span class="string">"3: 500 Kbps"</span>]
</span>_500KBPS = <span class="number">3</span>,
}
<span class="kw">impl </span>From<DATARATE_A> <span class="kw">for </span>u8 {
<span class="attr">#[inline(always)]
</span><span class="kw">fn </span>from(variant: DATARATE_A) -> <span class="self">Self </span>{
variant <span class="kw">as _
</span>}
}
<span class="kw">impl </span>DATARATE_R {
<span class="attr">#[doc = <span class="string">"Get enumerated values variant"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>variant(<span class="kw-2">&</span><span class="self">self</span>) -> DATARATE_A {
<span class="kw">match </span><span class="self">self</span>.bits {
<span class="number">0 </span>=> DATARATE_A::_1MBIT,
<span class="number">1 </span>=> DATARATE_A::_2MBIT,
<span class="number">2 </span>=> DATARATE_A::_125KBPS,
<span class="number">3 </span>=> DATARATE_A::_500KBPS,
<span class="kw">_ </span>=> <span class="macro">unreachable!</span>(),
}
}
<span class="attr">#[doc = <span class="string">"Checks if the value of the field is `_1MBIT`"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>is_1mbit(<span class="kw-2">&</span><span class="self">self</span>) -> bool {
<span class="kw-2">*</span><span class="self">self </span>== DATARATE_A::_1MBIT
}
<span class="attr">#[doc = <span class="string">"Checks if the value of the field is `_2MBIT`"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>is_2mbit(<span class="kw-2">&</span><span class="self">self</span>) -> bool {
<span class="kw-2">*</span><span class="self">self </span>== DATARATE_A::_2MBIT
}
<span class="attr">#[doc = <span class="string">"Checks if the value of the field is `_125KBPS`"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>is_125kbps(<span class="kw-2">&</span><span class="self">self</span>) -> bool {
<span class="kw-2">*</span><span class="self">self </span>== DATARATE_A::_125KBPS
}
<span class="attr">#[doc = <span class="string">"Checks if the value of the field is `_500KBPS`"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>is_500kbps(<span class="kw-2">&</span><span class="self">self</span>) -> bool {
<span class="kw-2">*</span><span class="self">self </span>== DATARATE_A::_500KBPS
}
}
<span class="attr">#[doc = <span class="string">"Field `DATARATE` writer - Radio data rate that the CCM shall run synchronous with"</span>]
</span><span class="kw">pub type </span>DATARATE_W<<span class="lifetime">'a</span>, <span class="kw">const </span>O: u8> =
<span class="kw">crate</span>::FieldWriterSafe<<span class="lifetime">'a</span>, u32, MODE_SPEC, u8, DATARATE_A, <span class="number">2</span>, O>;
<span class="kw">impl</span><<span class="lifetime">'a</span>, <span class="kw">const </span>O: u8> DATARATE_W<<span class="lifetime">'a</span>, O> {
<span class="attr">#[doc = <span class="string">"1 Mbps"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>_1mbit(<span class="self">self</span>) -> <span class="kw-2">&</span><span class="lifetime">'a </span><span class="kw-2">mut </span>W {
<span class="self">self</span>.variant(DATARATE_A::_1MBIT)
}
<span class="attr">#[doc = <span class="string">"2 Mbps"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>_2mbit(<span class="self">self</span>) -> <span class="kw-2">&</span><span class="lifetime">'a </span><span class="kw-2">mut </span>W {
<span class="self">self</span>.variant(DATARATE_A::_2MBIT)
}
<span class="attr">#[doc = <span class="string">"125 Kbps"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>_125kbps(<span class="self">self</span>) -> <span class="kw-2">&</span><span class="lifetime">'a </span><span class="kw-2">mut </span>W {
<span class="self">self</span>.variant(DATARATE_A::_125KBPS)
}
<span class="attr">#[doc = <span class="string">"500 Kbps"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>_500kbps(<span class="self">self</span>) -> <span class="kw-2">&</span><span class="lifetime">'a </span><span class="kw-2">mut </span>W {
<span class="self">self</span>.variant(DATARATE_A::_500KBPS)
}
}
<span class="attr">#[doc = <span class="string">"Field `LENGTH` reader - Packet length configuration"</span>]
</span><span class="kw">pub type </span>LENGTH_R = <span class="kw">crate</span>::BitReader<LENGTH_A>;
<span class="attr">#[doc = <span class="string">"Packet length configuration\n\nValue on reset: 0"</span>]
#[derive(Clone, Copy, Debug, PartialEq)]
</span><span class="kw">pub enum </span>LENGTH_A {
<span class="attr">#[doc = <span class="string">"0: Default length. Effective length of LENGTH field in encrypted/decrypted packet is 5 bits. A key-stream for packet payloads up to 27 bytes will be generated."</span>]
</span>DEFAULT = <span class="number">0</span>,
<span class="attr">#[doc = <span class="string">"1: Extended length. Effective length of LENGTH field in encrypted/decrypted packet is 8 bits. A key-stream for packet payloads up to MAXPACKETSIZE bytes will be generated."</span>]
</span>EXTENDED = <span class="number">1</span>,
}
<span class="kw">impl </span>From<LENGTH_A> <span class="kw">for </span>bool {
<span class="attr">#[inline(always)]
</span><span class="kw">fn </span>from(variant: LENGTH_A) -> <span class="self">Self </span>{
variant <span class="kw">as </span>u8 != <span class="number">0
</span>}
}
<span class="kw">impl </span>LENGTH_R {
<span class="attr">#[doc = <span class="string">"Get enumerated values variant"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>variant(<span class="kw-2">&</span><span class="self">self</span>) -> LENGTH_A {
<span class="kw">match </span><span class="self">self</span>.bits {
<span class="bool-val">false </span>=> LENGTH_A::DEFAULT,
<span class="bool-val">true </span>=> LENGTH_A::EXTENDED,
}
}
<span class="attr">#[doc = <span class="string">"Checks if the value of the field is `DEFAULT`"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>is_default(<span class="kw-2">&</span><span class="self">self</span>) -> bool {
<span class="kw-2">*</span><span class="self">self </span>== LENGTH_A::DEFAULT
}
<span class="attr">#[doc = <span class="string">"Checks if the value of the field is `EXTENDED`"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>is_extended(<span class="kw-2">&</span><span class="self">self</span>) -> bool {
<span class="kw-2">*</span><span class="self">self </span>== LENGTH_A::EXTENDED
}
}
<span class="attr">#[doc = <span class="string">"Field `LENGTH` writer - Packet length configuration"</span>]
</span><span class="kw">pub type </span>LENGTH_W<<span class="lifetime">'a</span>, <span class="kw">const </span>O: u8> = <span class="kw">crate</span>::BitWriter<<span class="lifetime">'a</span>, u32, MODE_SPEC, LENGTH_A, O>;
<span class="kw">impl</span><<span class="lifetime">'a</span>, <span class="kw">const </span>O: u8> LENGTH_W<<span class="lifetime">'a</span>, O> {
<span class="attr">#[doc = <span class="string">"Default length. Effective length of LENGTH field in encrypted/decrypted packet is 5 bits. A key-stream for packet payloads up to 27 bytes will be generated."</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>default(<span class="self">self</span>) -> <span class="kw-2">&</span><span class="lifetime">'a </span><span class="kw-2">mut </span>W {
<span class="self">self</span>.variant(LENGTH_A::DEFAULT)
}
<span class="attr">#[doc = <span class="string">"Extended length. Effective length of LENGTH field in encrypted/decrypted packet is 8 bits. A key-stream for packet payloads up to MAXPACKETSIZE bytes will be generated."</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>extended(<span class="self">self</span>) -> <span class="kw-2">&</span><span class="lifetime">'a </span><span class="kw-2">mut </span>W {
<span class="self">self</span>.variant(LENGTH_A::EXTENDED)
}
}
<span class="kw">impl </span>R {
<span class="attr">#[doc = <span class="string">"Bit 0 - The mode of operation to be used. The settings in this register apply whenever either the KSGEN or CRYPT tasks are triggered."</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>mode(<span class="kw-2">&</span><span class="self">self</span>) -> MODE_R {
MODE_R::new((<span class="self">self</span>.bits & <span class="number">1</span>) != <span class="number">0</span>)
}
<span class="attr">#[doc = <span class="string">"Bits 16:17 - Radio data rate that the CCM shall run synchronous with"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>datarate(<span class="kw-2">&</span><span class="self">self</span>) -> DATARATE_R {
DATARATE_R::new(((<span class="self">self</span>.bits >> <span class="number">16</span>) & <span class="number">3</span>) <span class="kw">as </span>u8)
}
<span class="attr">#[doc = <span class="string">"Bit 24 - Packet length configuration"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>length(<span class="kw-2">&</span><span class="self">self</span>) -> LENGTH_R {
LENGTH_R::new(((<span class="self">self</span>.bits >> <span class="number">24</span>) & <span class="number">1</span>) != <span class="number">0</span>)
}
}
<span class="kw">impl </span>W {
<span class="attr">#[doc = <span class="string">"Bit 0 - The mode of operation to be used. The settings in this register apply whenever either the KSGEN or CRYPT tasks are triggered."</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>mode(<span class="kw-2">&mut </span><span class="self">self</span>) -> MODE_W<<span class="number">0</span>> {
MODE_W::new(<span class="self">self</span>)
}
<span class="attr">#[doc = <span class="string">"Bits 16:17 - Radio data rate that the CCM shall run synchronous with"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>datarate(<span class="kw-2">&mut </span><span class="self">self</span>) -> DATARATE_W<<span class="number">16</span>> {
DATARATE_W::new(<span class="self">self</span>)
}
<span class="attr">#[doc = <span class="string">"Bit 24 - Packet length configuration"</span>]
#[inline(always)]
</span><span class="kw">pub fn </span>length(<span class="kw-2">&mut </span><span class="self">self</span>) -> LENGTH_W<<span class="number">24</span>> {
LENGTH_W::new(<span class="self">self</span>)
}
<span class="attr">#[doc = <span class="string">"Writes raw bits to the register."</span>]
#[inline(always)]
</span><span class="kw">pub unsafe fn </span>bits(<span class="kw-2">&mut </span><span class="self">self</span>, bits: u32) -> <span class="kw-2">&mut </span><span class="self">Self </span>{
<span class="self">self</span>.<span class="number">0</span>.bits(bits);
<span class="self">self
</span>}
}
<span class="attr">#[doc = <span class="string">"Operation mode\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 [mode](index.html) module"</span>]
</span><span class="kw">pub struct </span>MODE_SPEC;
<span class="kw">impl </span><span class="kw">crate</span>::RegisterSpec <span class="kw">for </span>MODE_SPEC {
<span class="kw">type </span>Ux = u32;
}
<span class="attr">#[doc = <span class="string">"`read()` method returns [mode::R](R) reader structure"</span>]
</span><span class="kw">impl </span><span class="kw">crate</span>::Readable <span class="kw">for </span>MODE_SPEC {
<span class="kw">type </span>Reader = R;
}
<span class="attr">#[doc = <span class="string">"`write(|w| ..)` method takes [mode::W](W) writer structure"</span>]
</span><span class="kw">impl </span><span class="kw">crate</span>::Writable <span class="kw">for </span>MODE_SPEC {
<span class="kw">type </span>Writer = W;
}
<span class="attr">#[doc = <span class="string">"`reset()` method sets MODE to value 0x01"</span>]
</span><span class="kw">impl </span><span class="kw">crate</span>::Resettable <span class="kw">for </span>MODE_SPEC {
<span class="attr">#[inline(always)]
</span><span class="kw">fn </span>reset_value() -> <span class="self">Self</span>::Ux {
<span class="number">0x01
</span>}
}
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