From 75d148c90a34b94a3e3e7e7b2f30a689d8fbb7c8 Mon Sep 17 00:00:00 2001 From: Wolfram Sang Date: Fri, 21 Jun 2024 09:30:09 +0200 Subject: [PATCH] docs: i2c: summary: update I2C specification link MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Luckily, the specs are directly downloadable again, so update the link. Also update its title to the original name "I²C". Signed-off-by: Wolfram Sang Reviewed-by: Easwar Hariharan Signed-off-by: Wolfram Sang --- Documentation/i2c/summary.rst | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/Documentation/i2c/summary.rst b/Documentation/i2c/summary.rst index 28ff80a2302b..e3ab1d414014 100644 --- a/Documentation/i2c/summary.rst +++ b/Documentation/i2c/summary.rst @@ -11,11 +11,9 @@ systems. Some systems use variants that don't meet branding requirements, and so are not advertised as being I2C but come under different names, e.g. TWI (Two Wire Interface), IIC. -The latest official I2C specification is the `"I2C-bus specification and user -manual" (UM10204) `_ -published by NXP Semiconductors. However, you need to log-in to the site to -access the PDF. An older version of the specification (revision 6) is archived -`here `_. +The latest official I2C specification is the `"I²C-bus specification and user +manual" (UM10204) `_ +published by NXP Semiconductors, version 7 as of this writing. SMBus (System Management Bus) is based on the I2C protocol, and is mostly a subset of I2C protocols and signaling. Many I2C devices will work on an