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Add Transactional trait to rp's i2c impl

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Lixou 2023-04-28 21:23:32 +02:00 committed by GitHub
parent 3e730aa8b0
commit 2119b8e1ca
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1 changed files with 16 additions and 0 deletions
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embassy-rp/src/i2c.rs
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@ -617,6 +617,22 @@ mod eh02 {
self.blocking_write_read(address, bytes, buffer) self.blocking_write_read(address, bytes, buffer)
} }
} }
impl<'d, T: Instance, M: Mode> embedded_hal_02::blocking::i2c::Transactional for I2c<'d, T, M> {
type Error = Error;
fn exec(&mut self, address: u8, operations: &mut [embedded_hal_02::blocking::i2c::Operation<'_>]) -> Result<(), Self::Error> {
Self::setup(address.into())?;
for i in 0..operations.len() {
let last = i == operations.len() - 1;
match &mut operations[i] {
embedded_hal_02::blocking::i2c::Operation::Read(buf) => self.read_blocking_internal(buf, false, last)?,
embedded_hal_02::blocking::i2c::Operation::Write(buf) => self.write_blocking_internal(buf, last)?,
}
}
Ok(())
}
}
} }
#[cfg(feature = "unstable-traits")] #[cfg(feature = "unstable-traits")]