docs: Point directly to the datasheet for given target

This also fixes ESP32-C3/ESP864 not linked correctly.

Author: Honza0297

docs/en/advanced-topics/boot-mode-selection.rst

@@ -53,7 +53,7 @@ This guide explains how to select the boot mode correctly and describes the boot
 
       The {IDF_TARGET_NAME} has a 45k ohm internal pull-up/pull-down resistor at {IDF_TARGET_STRAP_BOOT_GPIO} (and other pins). If you want to connect a switch button to enter the boot mode, this has to be a strong pull-down. For example a 10k resistor to GND.
 
-   Information about {IDF_TARGET_NAME} strapping pins can also be found in the `{IDF_TARGET_NAME} Datasheet <https://www.espressif.com/en/support/documents/technical-documents?keys={IDF_TARGET_NAME}+datasheet>`__, section "Strapping Pins".
+   Information about {IDF_TARGET_NAME} strapping pins can also be found in the `{IDF_TARGET_NAME} Datasheet <{IDF_TARGET_DATASHEET_EN_URL}>`__, section "Strapping Pins".
 
    On many development boards with built-in USB/Serial, ``esptool.py`` can automatically reset the board into bootloader mode. For other configurations or custom hardware, you will need to check the orientation of some "strapping pins" to get the correct boot mode:
 
@@ -99,7 +99,7 @@ This guide explains how to select the boot mode correctly and describes the boot
 
    .. only:: not esp32
 
-      As well as the above mentioned pins, other ones influence the serial bootloader, please consult the `{IDF_TARGET_NAME} Datasheet <https://www.espressif.com/en/support/documents/technical-documents?keys={IDF_TARGET_NAME}+datasheet>`__, section "Strapping Pins".
+         As well as the above mentioned pins, other ones influence the serial bootloader, please consult the `{IDF_TARGET_NAME} Datasheet <{IDF_TARGET_DATASHEET_EN_URL}>`__, section "Strapping Pins".
 
    .. only:: esp32
 
@@ -113,7 +113,7 @@ This guide explains how to select the boot mode correctly and describes the boot
       | 15 (MTDO)   | If driven Low, silences boot messages printed by the ROM bootloader. Has an internal pull-up, so unconnected = High = normal output.                                                                                                                                                       |
       +-------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
 
-      For more information, consult the `{IDF_TARGET_NAME} Datasheet <https://www.espressif.com/en/support/documents/technical-documents?keys={IDF_TARGET_NAME}+datasheet>`__, section "Strapping Pins".
+      For more information, consult the `{IDF_TARGET_NAME} Datasheet <{IDF_TARGET_DATASHEET_EN_URL}>`__, section "Strapping Pins".
 
 .. _automatic-bootloader:
 

docs/en/espefuse/index.rst

@@ -9,7 +9,7 @@ espefuse.py
 
     Because eFuse is one-time-programmable, it is possible to permanently damage or "brick" your {IDF_TARGET_NAME} using this tool. Use it with great care.
 
-For more details about Espressif chips eFuse features, see the `Technical Reference Manual <https://www.espressif.com/en/support/documents/technical-documents>`__.
+For more details about Espressif chips eFuse features, see the `{IDF_TARGET_NAME} Technical Reference Manual <{IDF_TARGET_TRM_EN_URL}>`__.
 
 ``espefuse.py`` is installed alongside ``esptool.py``, so if ``esptool.py`` (v2.0 or newer) is available on the PATH then ``espefuse.py`` should be as well.
 
@@ -169,7 +169,7 @@ For more details on the structure and usage of the CSV file, refer to the `eFuse
 Recommendations
 ---------------
 
-1. The `Technical Reference Manual <https://www.espressif.com/en/support/documents/technical-documents>`__ has a recommendation for reducing the number of burn operations as much as possible. The tool supports several ways to do this:
+1. The `{IDF_TARGET_NAME} Technical Reference Manual <{IDF_TARGET_TRM_EN_URL}>`__ has a recommendation for reducing the number of burn operations as much as possible. The tool supports several ways to do this:
 
     - Combine multiple commands into one with this :ref:`perform-multiple-operations` feature.
     - Most commands support getting a list of arguments (eFuse names, keys).

docs/en/esptool/flash-modes.rst

@@ -36,7 +36,7 @@ These set Quad Flash I/O or Dual Flash I/O modes. Valid values are ``keep``, ``q
 
     Most {IDF_TARGET_NAME} modules use ``qio``, but are also dual I/O.
 
-In ``qio`` mode, two additional GPIOs are used for SPI flash communications. If flash mode is set to ``dio`` then these pins are available for other purposes. Search for ``SPIWP`` and ``SPIHD`` pins in the `{IDF_TARGET_NAME} Technical Reference Manual <https://www.espressif.com/en/support/documents/technical-documents?keys={IDF_TARGET_NAME}+Technical+Reference+Manual>`__ to learn more.
+In ``qio`` mode, two additional GPIOs are used for SPI flash communications. If flash mode is set to ``dio`` then these pins are available for other purposes. Search for ``SPIWP`` and ``SPIHD`` pins in the `{IDF_TARGET_NAME} Technical Reference Manual <{IDF_TARGET_TRM_EN_URL}>`__ to learn more.
 
 For a full explanation of these modes, see the :ref:`SPI Flash Modes page <spi-flash-modes>`.