docs: remove link to i2c specs
@@ -340,7 +340,7 @@ During driver installation, an interrupt handler is installed by default.
Customized Configuration
^^^^^^^^^^^^^^^^^^^^^^^^
-As mentioned at the end of Section :ref:`i2c-api-configure-driver`, when the function :cpp:func:`i2c_param_config` initializes the driver configuration for an I2C port, it also sets several I2C communication parameters to default values defined in the `I2C specification <https://www.nxp.com/docs/en/user-guide/UM10204.pdf>`_. Some other related parameters are pre-configured in registers of the I2C controller.
+As mentioned at the end of Section :ref:`i2c-api-configure-driver`, when the function :cpp:func:`i2c_param_config` initializes the driver configuration for an I2C port, it also sets several I2C communication parameters to default values defined in the I2C specification. Some other related parameters are pre-configured in registers of the I2C controller.
All these parameters can be changed to user-defined values by calling dedicated functions given in the table below. Please note that the timing values are defined in APB clock cycles. The frequency of APB is specified in :c:macro:`I2C_APB_CLK_FREQ`.
@@ -372,7 +372,7 @@ You can also select different pins for SDA and SCL signals and alter the configu
.. note::
- {IDF_TARGET_NAME}'s internal pull-ups are in the range of tens of kOhm, which is, in most cases, insufficient for use as I2C pull-ups. Users are advised to use external pull-ups with values described in the `I2C specification <https://www.nxp.com/docs/en/user-guide/UM10204.pdf>`_.
+ {IDF_TARGET_NAME}'s internal pull-ups are in the range of tens of kOhm, which is, in most cases, insufficient for use as I2C pull-ups. Users are advised to use external pull-ups with values described in the I2C specification. For help with calculating the resistor values see `TI Application Note <https://www.ti.com/lit/an/slva689/slva689.pdf>`_
.. _i2c-api-error-handling:
