# Re: \[PATCH 12/26\] docs: i2c: smbus-protocol: properly name start and stop conditions

- From: Jean Delvare \<hidden\>
- Date: 2020-01-20 14:17:01 
- List: linux-doc
- Page: https://ratatoskr.run/linux-doc/2020/01/5837563
- Thread: https://ratatoskr.run/linux-doc/2020/01/5821221/t.md

```text
On Sun,  5 Jan 2020 23:49:58 +0100, Luca Ceresoli wrote:
> In I2C there is no such thing as a "start bit" or a "stop bit". Use the
> proper naming: "start condition" and "stop condition".
> 
> Signed-off-by: Luca Ceresoli <luca@lucaceresoli.net>
> ---
>  Documentation/i2c/smbus-protocol.rst | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/i2c/smbus-protocol.rst b/Documentation/i2c/smbus-protocol.rst
> index 1600b09ec0be..8510eeda1dd0 100644
> --- a/Documentation/i2c/smbus-protocol.rst
> +++ b/Documentation/i2c/smbus-protocol.rst
> @@ -35,8 +35,8 @@ Key to symbols
>  ==============
>  
>  =============== =============================================================
> -S     (1 bit) : Start bit
> -P     (1 bit) : Stop bit
> +S             : Start condition
> +P             : Stop condition
>  Rd/Wr (1 bit) : Read/Write bit. Rd equals 1, Wr equals 0.
>  A, NA (1 bit) : Accept and reverse accept bit.
>  Addr  (7 bits): I2C 7 bit address. Note that this can be expanded as usual to

Reviewed-by: Jean Delvare <redacted>

-- 
Jean Delvare
SUSE L3 Support
```