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docs(i2c): clarify write_read operation in examples #732

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docs(i2c): clarify write_read operation in examples #732

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2 changes: 2 additions & 0 deletions embedded-hal/src/i2c.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -81,6 +81,7 @@
//! }
//!
//! pub fn read_temperature(&mut self) -> Result<u8, I2C::Error> {
//! //send the register address we want to read, then receive the data into 'temp'
//! let mut temp = [0];
//! self.i2c.write_read(ADDR, &[TEMP_REGISTER], &mut temp)?;
//! Ok(temp[0])
Expand All @@ -106,6 +107,7 @@
//!
//! pub fn read_temperature(&mut self) -> Result<u8, I2C::Error> {
//! let mut temp = [0];
//! //send the register address we want to read, then receive the data into 'temp'
//! self.i2c.write_read(ADDR, &[TEMP_REGISTER], &mut temp)?;
//! Ok(temp[0])
//! }
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