SpinalHDL · mrcmry · Apr 4, 2026 · Apr 4, 2026
diff --git a/requirements.txt b/requirements.txt
@@ -1,6 +1,6 @@
-sphinx==5.3.0
-sphinx-rtd-theme==1.2.1
+sphinx==9.1.0
+sphinx-rtd-theme==3.1.0
 sphinxcontrib-wavedrom==3.0.4
-sphinx-multiversion @ git+https://github.com/samuel-emrys/sphinx-multiversion.git@cd723351f687c98d32834226ae7b3ec9e63bcba5
+sphinx-multiversion==0.2.4
 sphinx-copybutton==0.5.2
-sphinx-intl==2.1.0
+sphinx-intl==2.3.2
diff --git a/source/conf.py b/source/conf.py
@@ -191,7 +191,8 @@
     'canonical_url': os.getenv('sphinx_canonical_url', ''),
     'analytics_id': '',
     'logo_only': False,
-    'display_version': True,
+    'version_selector': True,
+    'language_selector': True,
     'prev_next_buttons_location': 'bottom',
     'style_external_links': False,
     # Toc options

diff --git a/source/locale/zh_CN/LC_MESSAGES/SpinalHDL/Data types/AFix.po b/source/locale/zh_CN/LC_MESSAGES/SpinalHDL/Data types/AFix.po
@@ -126,7 +126,7 @@ msgstr "``AFix(8, 16, 2 exp)`` 可以表示：``32, 36, 40, 44, 48, 52, 56, 60,
 msgid ""
 "Note: ``AFix`` will use 5 bits to save this type as that can store "
 "``16``, its ``maxValue``."
-msgstr "注意：``AFix`` 将使用 5 位来保存此类型，因此它可以存储 ``16``，即它的 ``maxValue``。"
+msgstr "注意：``AFix`` 将使用 5 位来保存此类型，因此它可以存储 ``16``，即它的 ``maxValue`` 。"
 
 #: ../../SpinalHDL/Data types/AFix.rst:83
 msgid "Mathematical Operations"

diff --git a/source/locale/zh_CN/LC_MESSAGES/SpinalHDL/Developers area/spinalhdl_datamodel.po b/source/locale/zh_CN/LC_MESSAGES/SpinalHDL/Developers area/spinalhdl_datamodel.po
@@ -59,7 +59,7 @@ msgstr "带有白色菱形的链接意味着“源中有一个对目标的引用
 
 #: ../../SpinalHDL/Developers area/spinalhdl_datamodel.rst:22
 msgid "The * symbol mean \"multiple\""
-msgstr "``* `` 符号表示“多个”"
+msgstr "``*`` 符号表示“多个”"
 
 #: ../../SpinalHDL/Developers area/spinalhdl_datamodel.rst:24
 msgid ""

diff --git a/source/locale/zh_CN/LC_MESSAGES/SpinalHDL/Formal verification/index.po b/source/locale/zh_CN/LC_MESSAGES/SpinalHDL/Formal verification/index.po
@@ -242,7 +242,7 @@ msgstr "T"
 
 #: ../../SpinalHDL/Formal verification/index.rst:296
 msgid "Return ``that`` delayed by ``delay`` cycles. (default 1 cycle)"
-msgstr "返回 ``delay`` 周期以前的 ``that``值 。 （默认1个周期）"
+msgstr "返回 ``delay`` 周期以前的 ``that`` 值 。 （默认1个周期）"
 
 #: ../../SpinalHDL/Formal verification/index.rst:297
 msgid "``rose(that : Bool)``"

diff --git a/source/locale/zh_CN/LC_MESSAGES/SpinalHDL/Getting Started/Install and setup.po b/source/locale/zh_CN/LC_MESSAGES/SpinalHDL/Getting Started/Install and setup.po
@@ -628,7 +628,7 @@ msgid ""
 "contains the configuration of ``Spinal``."
 msgstr ""
 "在 ``hw/spinal/yourprojectname/`` 中，是你的IP描述，仿真测试，形式化验证测试；还有 "
-"``Config.scala``，其中包含 ``Spinal``的配置。"
+"``Config.scala``，其中包含 ``Spinal`` 的配置。"
 
 #: ../../SpinalHDL/Getting Started/Install and setup.rst:308
 msgid ""

diff --git a/source/locale/zh_CN/LC_MESSAGES/SpinalHDL/Getting Started/Scala Guide/basics.po b/source/locale/zh_CN/LC_MESSAGES/SpinalHDL/Getting Started/Scala Guide/basics.po
@@ -205,7 +205,7 @@ msgstr "名为 ``apply`` 的函数很特殊，因为您无需输入名称即可
 
 #: ../../SpinalHDL/Getting Guide/basics.rst:157 Started/Scala
 msgid "This concept is also applicable for Scala ``object`` (static)"
-msgstr "这个概念也适用于 Scala ``object``（静态）"
+msgstr "这个概念也适用于 Scala ``object`` （静态）"
 
 #: ../../SpinalHDL/Getting Guide/basics.rst:168 Started/Scala
 msgid "Object"

diff --git a/source/locale/zh_CN/LC_MESSAGES/SpinalHDL/Other language features/utils.po b/source/locale/zh_CN/LC_MESSAGES/SpinalHDL/Other language features/utils.po
@@ -92,7 +92,7 @@ msgstr "BigInt"
 
 #: ../../SpinalHDL/Other features/utils.rst:29 language
 msgid "Return the first ``by`` multiply from ``that`` (included)"
-msgstr "返回第一个 ``by`` 乘以 ``that``（包含） 的值"
+msgstr "返回第一个 ``by`` 乘以 ``that`` （包含） 的值"
 
 #: ../../SpinalHDL/Other features/utils.rst:30 language
 msgid "``Cat(x: Data*)``"

diff --git a/source/locale/zh_CN/LC_MESSAGES/SpinalHDL/Semantic/rules.po b/source/locale/zh_CN/LC_MESSAGES/SpinalHDL/Semantic/rules.po
@@ -201,7 +201,7 @@ msgstr ""
 msgid ""
 "You can implement exactly the same functionality by mixing the previous "
 "example with a function that assigns to ``counter``:"
-msgstr "您可以通过将前面的示例与赋值给 ``counter``的函数混合来实现完全相同的功能："
+msgstr "您可以通过将前面的示例与赋值给 ``counter`` 的函数混合来实现完全相同的功能："
 
 #: ../../SpinalHDL/Semantic/rules.rst:142
 msgid "You can also integrate the conditional check inside the function:"

diff --git a/source/locale/zh_CN/LC_MESSAGES/SpinalHDL/Simulation/install/VCS.po b/source/locale/zh_CN/LC_MESSAGES/SpinalHDL/Simulation/install/VCS.po
@@ -96,7 +96,7 @@ msgstr "VCS 后台遵循三步编译流程："
 
 #: ../../SpinalHDL/Simulation/install/VCS.rst:55
 msgid "Analysis step: analysis the HDL model using ``vlogan`` and ``vhdlan``."
-msgstr "分析步骤：使用 ``vlogan`` 和 ``vhdlan``分析HDL模型。"
+msgstr "分析步骤：使用 ``vlogan`` 和 ``vhdlan`` 分析HDL模型。"
 
 #: ../../SpinalHDL/Simulation/install/VCS.rst:57
 msgid ""
@@ -175,7 +175,7 @@ msgstr "波形生成"
 msgid ""
 "VCS backend can generate three waveform format: ``VCD``, ``VPD`` and "
 "``FSDB`` (Verdi required)."
-msgstr "VCS 后端可以生成三种波形格式：``VCD``、``VPD`` 和 ``FSDB``（需要 Verdi）。"
+msgstr "VCS 后端可以生成三种波形格式：``VCD``、``VPD`` 和 ``FSDB`` （需要 Verdi）。"
 
 #: ../../SpinalHDL/Simulation/install/VCS.rst:105
 msgid "You can enable them by the following methods of ``SpinalSimConfig``,"

diff --git a/source/locale/zh_CN/LC_MESSAGES/SpinalHDL/Simulation/signal.po b/source/locale/zh_CN/LC_MESSAGES/SpinalHDL/Simulation/signal.po
@@ -177,7 +177,7 @@ msgstr "没有 API 可以将地址和/或单个数据位转换为自然的字位
 msgid ""
 "There is no API to mark any memory location with simulation `X` (undefined) "
 "state."
-msgstr "没有 API 可以用仿真中的 `X`（未定义）状态来标记任何内存位置。"
+msgstr "没有 API 可以用仿真中的 `X` （未定义）状态来标记任何内存位置。"
 
 #: ../../SpinalHDL/Simulation/signal.rst:126
 msgid "``Mem.getBigInt(address: Long): BigInt``"