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nrf/twim: add option for high drive.

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This commit is contained in:
Dario Nieuwenhuis 2022-05-03 00:43:46 +02:00
parent 29402fa76b
commit 1a3f787932
1 changed files with 14 additions and 2 deletions
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16
embassy-nrf/src/twim.rs
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@ -34,7 +34,9 @@ pub enum Frequency {
#[non_exhaustive]
pub struct Config {
pub frequency: Frequency,
pub sda_high_drive: bool,
pub sda_pullup: bool,
pub scl_high_drive: bool,
pub scl_pullup: bool,
}
@ -42,7 +44,9 @@ impl Default for Config {
fn default() -> Self {
Self {
frequency: Frequency::K100,
scl_high_drive: false,
sda_pullup: false,
sda_high_drive: false,
scl_pullup: false,
}
}
@ -87,7 +91,11 @@ impl<'d, T: Instance> Twim<'d, T> {
sda.conf().write(|w| {
w.dir().input();
w.input().connect();
w.drive().s0d1();
if config.sda_high_drive {
w.drive().h0d1();
} else {
w.drive().s0d1();
}
if config.sda_pullup {
w.pull().pullup();
}
@ -96,7 +104,11 @@ impl<'d, T: Instance> Twim<'d, T> {
scl.conf().write(|w| {
w.dir().input();
w.input().connect();
w.drive().s0d1();
if config.scl_high_drive {
w.drive().h0d1();
} else {
w.drive().s0d1();
}
if config.scl_pullup {
w.pull().pullup();
}