docs: remove and redirect chip-series-comparison.rst

docs/en/hw-reference/chip-series-comparison.rst

@@ -1,302 +0,0 @@
-***********************
-Chip Series Comparison
-***********************
-
-:link_to_translation:`zh_CN:[中文]`
-
-The comparison below covers key features of chips supported by ESP-IDF. For the full list of features please refer to respective datasheets in Section `Related Documents`_.
-
-.. list-table:: Chip Series Comparison
-   :widths: 20 40 40 40 40
-   :header-rows: 1
-
-   * - Feature
-     - ESP32 Series
-     - ESP32-S2 Series
-     - ESP32-C3 Series
-     - ESP32-S3 Series
-   * - Launch year
-     - 2016
-     - 2020
-     - 2020
-     - 2020
-   * - Variants
-     - See `ESP32 Datasheet (PDF) <https://espressif.com/sites/default/files/documentation/esp32_datasheet_en.pdf>`_
-     - See `ESP32-S2 Datasheet (PDF) <https://www.espressif.com/sites/default/files/documentation/esp32-s2_datasheet_en.pdf>`_
-     - See `ESP32-C3 Datasheet (PDF) <https://www.espressif.com/sites/default/files/documentation/esp32-c3_datasheet_en.pdf>`_
-     - See `ESP32-S3 Datasheet (PDF) <https://www.espressif.com/sites/default/files/documentation/esp32-s3_datasheet_en.pdf>`_
-   * - Core
-     - Xtensa® dual-/single core 32-bit LX6
-     - Xtensa® single-core 32-bit LX7
-     - 32-bit single-core RISC-V
-     - Xtensa® dual-core 32-bit LX7
-   * - Wi-Fi protocols
-     - 802.11 b/g/n, 2.4 GHz
-     - 802.11 b/g/n, 2.4 GHz
-     - 802.11 b/g/n, 2.4 GHz
-     - 802.11 b/g/n, 2.4 GHz
-   * - Bluetooth®
-     - Bluetooth v4.2 BR/EDR and Bluetooth Low Energy
-     - ✖️
-     - Bluetooth 5.0
-     - Bluetooth 5.0
-   * - Typical frequency
-     - 240 MHz (160 MHz for ESP32-S0WD)
-     - 240 MHz
-     - 160 MHz
-     - 240 MHz
-   * - SRAM
-     - 520 KB
-     - 320 KB
-     - 400 KB
-     - 512 KB
-   * - ROM
-     - 448 KB for booting and core functions
-     - 128 KB for booting and core functions
-     - 384 KB for booting and core functions
-     - 384 KB for booting and core functions
-   * - Embedded flash
-     - 2 MB, 4 MB, or none, depending on variants
-     - 2 MB, 4 MB, or none, depending on variants
-     - 4 MB or none, depending on variants
-     - 8 MB or none, depending on variants
-   * - External flash
-     - Up to 16 MB device, address 11 MB + 248 KB each time
-     - Up to 1 GB device, address 11.5 MB each time
-     - Up to 16 MB device, address 8 MB each time
-     - Up to 1 GB device, address 32 MB each time
-   * - External RAM
-     - Up to 8 MB device, address 4 MB each time
-     - Up to 1 GB device, address 11.5 MB each time
-     - ✖️
-     - Up to 1 GB device, address 32 MB each time
-   * - Cache
-     - ✔️ Two-way set associative
-     - ✔️ Four-way set associative, independent instruction cache and data cache
-     - ✔️ Eight-way set associative, 32-bit data/instruction bus width
-     - ✔️ Four-way or eight-way set associative for instruction cache; four-way set associative for data cache, 32-bit data/instruction bus width
-   * - **Peripherals**
-     -
-     -
-     -
-     -
-   * - ADC
-     - Two 12-bit, 18 channels
-     - Two 12-bit, 20 channels
-     - Two 12-bit SAR ADCs, at most 6 channels
-     - Two 12-bit SAR ADCs, 20 channels
-   * - DAC
-     - Two 8-bit channels
-     - Two 8-bit channels
-     - ✖️
-     - ✖️
-   * - Timers
-     - Four 64-bit general-purpose timers, and three watchdog timers
-     - Four 64-bit general-purpose timers, and three watchdog timers
-     - Two 54-bit general-purpose timers, and three watchdog timers
-     - Four 54-bit general-purpose timers, and three watchdog timers
-   * - Temperature sensor
-     - ✖️
-     - 1
-     - 1
-     - 1
-   * - Touch sensor
-     - 10
-     - 14
-     - ✖️
-     - 14
-   * - Hall sensor
-     - 1
-     - ✖️
-     - ✖️
-     - ✖️
-   * - GPIO
-     - 34
-     - 43
-     - 22
-     - 45
-   * - SPI
-     - 4
-     - 4
-     - 3
-     - 4
-   * - LCD interface
-     - 1
-     - 1
-     - ✖️
-     - 1
-   * - UART
-     - 3
-     - 2 :sup:`1`
-     - 2 :sup:`1`
-     - 3
-   * - I2C
-     - 2
-     - 2
-     - 1
-     - 2
-   * - I2S
-     - 2, can be configured to operate with 8/16/32/40/48-bit resolution as an input or output channel.
-     - 1, can be configured to operate with 8/16/24/32/48/64-bit resolution as an input or output channel.
-     - 1, can be configured to operate with 8/16/24/32-bit resolution as an input or output channel.
-     - 2, can be configured to operate with 8/16/24/32-bit resolution as an input or output channel.
-   * - Camera interface
-     - 1
-     - 1
-     - ✖️
-     - 1
-   * - DMA
-     - Dedicated DMA to UART, SPI, I2S, SDIO slave, SD/MMC host, EMAC, BT, and Wi-Fi
-     - Dedicated DMA to UART, SPI, AES, SHA, I2S, and ADC Controller
-     - General-purpose, 3 TX channels, 3 RX channels
-     - General-purpose, 5 TX channels, 5 RX channels
-   * - RMT
-     - 8 channels
-     - 4 channels :sup:`1`, can be configured to TX/RX channels
-     - 4 channels :sup:`2`, 2 TX channels, 2 RX channels
-     - 8 channels :sup:`2`, 4 TX channels, 4 RX channels
-   * - Pulse counter
-     - 8 channels
-     - 4 channels :sup:`1`
-     - ✖️
-     - 4 channels :sup:`1`
-   * - LED PWM
-     - 16 channels
-     - 8 channels :sup:`1`
-     - 6 channels :sup:`2`
-     - 8 channels :sup:`1`
-   * - MCPWM
-     - 2, six PWM outputs
-     - ✖️
-     - ✖️
-     - 2, six PWM outputs
-   * - USB OTG
-     - ✖️
-     - 1
-     - ✖️
-     - 1
-   * - TWAI® controller (compatible with ISO 11898-1)
-     - 1
-     - 1
-     - 1
-     - 1
-   * - SD/SDIO/MMC host controller
-     - 1
-     - ✖️
-     - ✖️
-     - 1
-   * - SDIO slave controller
-     - 1
-     - ✖️
-     - ✖️
-     - ✖️
-   * - Ethernet MAC
-     - 1
-     - ✖️
-     - ✖️
-     - ✖️
-   * - ULP
-     - ULP FSM
-     - PicoRV32 core with 8 KB SRAM, ULP FSM
-     - ✖️
-     - PicoRV32 core with 8 KB SRAM, ULP FSM
-   * - Debug Assist
-     - ✖️
-     - ✖️
-     - 1
-     - ✖️
-   * - **Security**
-     -
-     -
-     -
-     -
-   * - Secure boot
-     - ✔️
-     - ✔️ Faster and safer, compared with ESP32
-     - ✔️ Faster and safer, compared with ESP32
-     - ✔️ Faster and safer, compared with ESP32
-   * - Flash encryption
-     - ✔️
-     - ✔️ Support for PSRAM encryption. Safer, compared with ESP32
-     - ✔️ Safer, compared with ESP32
-     - ✔️ Support for PSRAM encryption. Safer, compared with ESP32
-   * - OTP
-     - 1024-bit
-     - 4096-bit
-     - 4096-bit
-     - 4096-bit
-   * - AES
-     - ✔️ AES-128, AES-192, AES-256 (FIPS PUB 197)
-     - ✔️ AES-128, AES-192, AES-256 (FIPS PUB 197); DMA support
-     - ✔️ AES-128, AES-256 (FIPS PUB 197); DMA support
-     - ✔️ AES-128, AES-256 (FIPS PUB 197); DMA support
-   * - HASH
-     - SHA-1, SHA-256, SHA-384, SHA-512 (FIPS PUB 180-4)
-     - SHA-1, SHA-224, SHA-256, SHA-384, SHA-512, SHA-512/224, SHA-512/256, SHA-512/t (FIPS PUB 180-4); DMA support
-     - SHA-1, SHA-224, SHA-256 (FIPS PUB 180-4); DMA support
-     - SHA-1, SHA-224, SHA-256, SHA-384, SHA-512, SHA-512/224, SHA-512/256, SHA-512/t (FIPS PUB 180-4); DMA support
-   * - RSA
-     - Up to 4096 bits
-     - Up to 4096 bits
-     - Up to 3072 bits
-     - Up to 4096 bits
-   * - RNG
-     - ✔️
-     - ✔️
-     - ✔️
-     - ✔️
-   * - HMAC
-     - ✖️
-     - ✔️
-     - ✔️
-     - ✔️
-   * - Digital signature
-     - ✖️
-     - ✔️
-     - ✔️
-     - ✔️
-   * - XTS
-     - ✖️
-     - ✔️ XTS-AES-128, XTS-AES-256
-     - ✔️ XTS-AES-128
-     - ✔️ XTS-AES-128, XTS-AES-256
-   * - **Other**
-     -
-     -
-     -
-     -
-   * - Deep-sleep (ULP sensor-monitored pattern)
-     - 100 μA (when ADC work with a duty cycle of 1%)
-     - 22 μA (when touch sensors work with a duty cycle of 1%)
-     - No such pattern
-     - TBD
-   * - Size
-     - QFN48 5*5, 6*6, depending on variants
-     - QFN56 7*7
-     - QFN32 5*5
-     - QFN56 7*7
-
-
-- **Note** 1: Reduced chip area compared with ESP32
-- **Note** 2: Reduced chip area compared with ESP32 and ESP32-S2
-- **Note** 3: Die size: ESP32-C3 < ESP32-S2 < ESP32-S3 < ESP32
-
-
-
-
-
-
-Related Documents
-=================
-
-- `ESP32 Datasheet (PDF) <https://espressif.com/sites/default/files/documentation/esp32_datasheet_en.pdf>`_
-- ESP32-PICO Datasheets (PDF)
-
-    - `ESP32-PICO-D4 <https://www.espressif.com/sites/default/files/documentation/esp32-pico-d4_datasheet_en.pdf>`_
-    - `ESP32-PICO-V3 <https://www.espressif.com/sites/default/files/documentation/esp32-pico-v3_datasheet_en.pdf>`_
-    - `ESP32-PICO-V3-02 <https://www.espressif.com/sites/default/files/documentation/esp32-pico-v3-02_datasheet_en.pdf>`_
-
-- `ESP32-S2 Datasheet (PDF) <https://www.espressif.com/sites/default/files/documentation/esp32-s2_datasheet_en.pdf>`_
-- `ESP32-C3 Datasheet (PDF) <https://www.espressif.com/sites/default/files/documentation/esp32-c3_datasheet_en.pdf>`_
-- `ESP32-S3 Datasheet (PDF) <https://www.espressif.com/sites/default/files/documentation/esp32-s3_datasheet_en.pdf>`_
-- `ESP Product Selector <https://products.espressif.com/#/>`_

docs/en/hw-reference/index.rst

@@ -22,5 +22,4 @@ Hardware Reference
     Espressif KiCad Library <https://github.com/espressif/kicad-libraries>
     ESP Product Selector <https://products.espressif.com/#/product-selector?names=>
     Regulatory Certificates <https://www.espressif.com/en/certificates?keys={IDF_TARGET_NAME}>
-    Chip Series Comparison <chip-series-comparison>
     User Forum (Hardware) <https://esp32.com/viewforum.php?f=12>

docs/page_redirects.txt

@@ -83,6 +83,8 @@ hw-reference/get-started-pico-kit-v3            hw-reference/esp32/get-started-p
 hw-reference/get-started-ethernet-kit-v1.0      hw-reference/esp32/get-started-ethernet-kit-v1.0
 hw-reference/get-started-ethernet-kit           hw-reference/esp32/get-started-ethernet-kit
 hw-reference/esp32s2/usermacos-setup_mesh       api-reference/network/esp-wifi-mesh
+# The 'chip series comparison' is merged into 'esp product selector'
+hw-reference/chip-series-comparison             "https://products.espressif.com/#/product-selector?names="
 
 # Getting Started
 get-started/macos-setup                         get-started/linux-macos-setup

docs/zh_CN/hw-reference/chip-series-comparison.rst

@@ -1,302 +0,0 @@
-***********************
-芯片系列对比
-***********************
-
-:link_to_translation:`en: [English]`
-
-下表对比了 ESP-IDF 各系列芯片的主要特性，如需了解更多信息，请参考 `相关文档`_ 中各系列芯片的技术规格书。
-
-.. list-table:: 芯片系列对比
-   :widths: 20 40 40 40 40
-   :header-rows: 1
-
-   * - 特性
-     - ESP32 系列
-     - ESP32-S2 系列
-     - ESP32-C3 系列
-     - ESP32-S3 系列
-   * - 发布时间
-     - 2016
-     - 2020
-     - 2020
-     - 2020
-   * - 产品型号
-     - 请参考 `ESP32 技术规格书 (PDF) <https://espressif.com/sites/default/files/documentation/esp32_datasheet_cn.pdf>`_
-     - 请参考 `ESP32-S2 技术规格书 (PDF) <https://www.espressif.com/sites/default/files/documentation/esp32-s2_datasheet_cn.pdf>`_
-     - 请参考 `ESP32-C3 技术规格书 (PDF) <https://www.espressif.com/sites/default/files/documentation/esp32-c3_datasheet_cn.pdf>`_
-     - 请参考 `ESP32-S3 技术规格书 (PDF) <https://www.espressif.com/sites/default/files/documentation/esp32-s3_datasheet_cn.pdf>`_
-   * - 内核
-     - 搭载低功耗 Xtensa® LX6 32 位双核/单核处理器
-     - 搭载低功耗 Xtensa® LX7 32 位单核处理器
-     - 搭载 RISC-V 32 位单核处理器
-     - 搭载低功耗 Xtensa® LX7 32 位双核处理器
-   * - Wi-Fi 协议
-     - 802.11 b/g/n、2.4 GHz
-     - 802.11 b/g/n、2.4 GHz
-     - 802.11 b/g/n、2.4 GHz
-     - 802.11 b/g/n、2.4 GHz
-   * - Bluetooth®
-     - Bluetooth v4.2 BR/EDR 和 Bluetooth Low Energy
-     - ✖️
-     - Bluetooth 5.0
-     - Bluetooth 5.0
-   * - 主频
-     - 240 MHz（ESP32-S0WD 为 160 MHz）
-     - 240 MHz
-     - 160 MHz
-     - 240 MHz
-   * - SRAM
-     - 520 KB
-     - 320 KB
-     - 400 KB
-     - 512 KB
-   * - ROM
-     - 448 KB 用于程序启动和内核功能调用
-     - 128 KB 用于程序启动和内核功能调用
-     - 384 KB 用于程序启动和内核功能调用
-     - 384 KB 用于程序启动和内核功能调用
-   * - 嵌入式 flash
-     - 2 MB、4 MB 或无嵌入式 flash，不同型号有差异
-     - 2 MB、4 MB 或无嵌入式 flash，不同型号有差异
-     - 4 MB 或无嵌入式 flash，不同型号有差异
-     - 8 MB 或无嵌入式 flash，不同型号有差异
-   * - 外部 flash
-     - 最大支持 16 MB，一次最多可映射 11 MB + 248 KB
-     - 最大支持 1 GB，一次最多可映射 11.5 MB
-     - 最大支持 16 MB，一次最多可映射 8 MB
-     - 最大支持 1 GB，一次最多可映射 32 MB
-   * - 片外 RAM
-     - 最大支持 8 MB，一次最多可映射 4 MB
-     - 最大支持 1 GB，一次最多可映射 11.5 MB
-     - ✖️
-     - 最大支持 1 GB，一次最多可映射 32 MB
-   * - Cache
-     - ✔️ 2 路组相联
-     - ✔️ 4 路组相联，独立的指令和数据 cache
-     - ✔️ 8 路组相连，32 位数据/指令总线宽度
-     - ✔️ 指令 cache 可配置为 4 路组相连或 8 路组相连，数据 cache 固定为 4 路组相连，32 位数据/指令总线宽度
-   * - **外设**
-     -
-     -
-     -
-     -
-   * - 模/数转换器 (ADC)
-     - 两个 12 位 SAR ADC，多达 18 个通道
-     - 两个 12 位 SAR ADC，多达 20 个通道
-     - 两个 12 位 SAR ADC，最多支持 6 个通道
-     - 两个 12 位 SAR ADC，多达 20 个通道
-   * - 数/模转换器 (DAC)
-     - 两个 8 位通道
-     - 两个 8 位通道
-     - ✖️
-     - ✖️
-   * - 定时器
-     - 4 个 64 位通用定时器，3 个看门狗定时器
-     - 4 个 64 位通用定时器，3 个看门狗定时器
-     - 2 个 54 位通用定时器，3 个看门狗定时器
-     - 4 个 54 位通用定时器，3 个看门狗定时器
-   * - 温度传感器
-     - ✖️
-     - 1
-     - 1
-     - 1
-   * - 触摸传感器
-     - 10
-     - 14
-     - ✖️
-     - 14
-   * - 霍尔传感器
-     - 1
-     - ✖️
-     - ✖️
-     - ✖️
-   * - 通用输入/输出接口 (GPIO)
-     - 34
-     - 43
-     - 22
-     - 45
-   * - 串行外设接口 (SPI)
-     - 4
-     - 4
-     - 3
-     - 4
-   * - LCD 接口
-     - 1
-     - 1
-     - ✖️
-     - 1
-   * - 通用异步收发器 (UART)
-     - 3
-     - 2 [#one]_
-     - 2 [#one]_
-     - 3
-   * - I2C 接口
-     - 2
-     - 2
-     - 1
-     - 2
-   * - I2S 接口
-     - 2 个，可配置为 8/16/32/40/48 位的输入输出通道
-     - 1 个，可配置为 8/16/24/32/48/64 位的输入输出通道
-     - 1 个，可配置为 8/16/24/32 位的输入输出通道
-     - 2 个，可配置为 8/16/24/32 位的输入输出通道
-   * - Camera 接口
-     - 1
-     - 1
-     - ✖️
-     - 1
-   * - DMA
-     - UART、SPI、I2S、SDIO 从机、SD/MMC 主机、EMAC、BT 和 Wi-Fi 都有专用的 DMA 控制器
-     - UART、SPI、AES、SHA、I2S 和 ADC 控制器都有专用的 DMA 控制器
-     - 通用 DMA 控制器，3 个接收通道和 3 个发送通道
-     - 通用 DMA 控制器，5 个接收通道和 5 个发送通道
-   * - 红外遥控器 (RMT)
-     - 支持 8 通道
-     - 支持 4 通道 [#one]_，可配置为红外发射和接收
-     - 支持 4 通道 [#two]_，双通道的红外发射和双通道的红外接收
-     - 支持 8 通道 [#one]_，可配置为红外发射和接收
-   * - 脉冲计数器
-     - 8 通道
-     - 4 通道 [#one]_
-     - ✖️
-     - 4 通道 [#one]_
-   * - LED PWM
-     - 16 通道
-     - 8 通道 [#one]_
-     - 6 通道 [#two]_
-     - 8 通道 [#one]_
-   * - MCPWM
-     - 2，提供六个 PWM 输出
-     - ✖️
-     - ✖️
-     - 2，提供六个 PWM 输出
-   * - USB OTG
-     - ✖️
-     - 1
-     - ✖️
-     - 1
-   * - TWAI® 控制器（兼容 ISO 11898-1 协议）
-     - 1
-     - 1
-     - 1
-     - 1
-   * - SD/SDIO/MMC 主机控制器
-     - 1
-     - ✖️
-     - ✖️
-     - 1
-   * - SDIO 从机控制器
-     - 1
-     - ✖️
-     - ✖️
-     - ✖️
-   * - 以太网 MAC 接口
-     - 1
-     - ✖️
-     - ✖️
-     - ✖️
-   * - 超低功耗协处理器 (ULP)
-     - ULP FSM
-     - PicoRV32 内核，8 KB SRAM，ULP FSM
-     - ✖️
-     - PicoRV32 内核，8 KB SRAM，ULP FSM
-   * - 辅助调试
-     - ✖️
-     - ✖️
-     - 1
-     - ✖️
-   * - **安全机制**
-     -
-     -
-     -
-     -
-   * - 安全启动
-     - ✔️
-     - ✔️ 比 ESP32 更快更安全
-     - ✔️ 比 ESP32 更快更安全
-     - ✔️ 比 ESP32 更快更安全
-   * - Flash 加密
-     - ✔️
-     - ✔️ 支持 PSRAM 加密，比 ESP32 更安全
-     - ✔️ 比 ESP32 更安全
-     - ✔️ 支持 PSRAM 加密，比 ESP32 更安全
-   * - OTP
-     - 1024 位
-     - 4096 位
-     - 4096 位
-     - 4096 位
-   * - AES
-     - ✔️ AES-128, AES-192, AES-256 (FIPS PUB 197)
-     - ✔️ AES-128, AES-192, AES-256 (FIPS PUB 197); 支持 DMA
-     - ✔️ AES-128, AES-256 (FIPS PUB 197); 支持 DMA
-     - ✔️ AES-128, AES-256 (FIPS PUB 197); 支持 DMA
-   * - HASH
-     - SHA-1, SHA-256, SHA-384, SHA-512 (FIPS PUB 180-4)
-     - SHA-1, SHA-224, SHA-256, SHA-384, SHA-512, SHA-512/224, SHA-512/256, SHA-512/t (FIPS PUB 180-4); 支持 DMA
-     - SHA-1, SHA-224, SHA-256 (FIPS PUB 180-4); 支持 DMA
-     - SHA-1, SHA-224, SHA-256, SHA-384, SHA-512, SHA-512/224, SHA-512/256, SHA-512/t (FIPS PUB 180-4); 支持 DMA
-   * - RSA
-     - 高达 4096 位
-     - 高达 4096 位
-     - 高达 3072 位
-     - 高达 4096 位
-   * - 随机数生成器 (RNG)
-     - ✔️
-     - ✔️
-     - ✔️
-     - ✔️
-   * - HMAC
-     - ✖️
-     - ✔️
-     - ✔️
-     - ✔️
-   * - 数字签名
-     - ✖️
-     - ✔️
-     - ✔️
-     - ✔️
-   * - XTS
-     - ✖️
-     - ✔️ XTS-AES-128, XTS-AES-256
-     - ✔️ XTS-AES-128
-     - ✔️ XTS-AES-128, XTS-AES-256
-   * - **其它**
-     -
-     -
-     -
-     -
-   * - Deep-sleep 功耗（超低功耗传感器监测方式）
-     - 100 μA（ADC 以 1% 占空比工作时）
-     - 22 μA（触摸传感器以 1% 占空比工作时）
-     - 无此模式
-     - TBD
-   * - 封装尺寸
-     - QFN48 5*5、6*6，不同型号有差异
-     - QFN56 7*7
-     - QFN32 5*5
-     - QFN56 7*7
-
-.. note::
-
-    .. [#one] 与 ESP32 相比，减小了芯片面积
-
-    .. [#two] 与 ESP32 和 ESP32-S2 相比，减小了芯片面积
-
-.. note::
-
-    芯片大小 (die size)：ESP32-C3 < ESP32-S2 < ESP32-S3 < ESP32
-
-相关文档
-=================
-
-- `ESP32 技术规格书 (PDF) <https://espressif.com/sites/default/files/documentation/esp32_datasheet_cn.pdf>`_
-- ESP32-PICO 技术规格书 (PDF)
-
-    - `ESP32-PICO-D4 <https://www.espressif.com/sites/default/files/documentation/esp32-pico-d4_datasheet_cn.pdf>`_
-    - `ESP32-PICO-V3 <https://www.espressif.com/sites/default/files/documentation/esp32-pico-v3_datasheet_cn.pdf>`_
-    - `ESP32-PICO-V3-02 <https://www.espressif.com/sites/default/files/documentation/esp32-pico-v3-02_datasheet_cn.pdf>`_
-
-- `ESP32-S2 技术规格书 (PDF) <https://www.espressif.com/sites/default/files/documentation/esp32-s2_datasheet_cn.pdf>`_
-- `ESP32-C3 技术规格书 (PDF) <https://www.espressif.com/sites/default/files/documentation/esp32-c3_datasheet_cn.pdf>`_
-- `ESP32-S3 技术规格书 (PDF) <https://www.espressif.com/sites/default/files/documentation/esp32-s3_datasheet_cn.pdf>`_
-- `ESP 产品选型 <https://products.espressif.com/#/>`_

docs/zh_CN/hw-reference/index.rst

@@ -22,5 +22,4 @@ H/W 硬件参考
     乐鑫 KiCad 库 <https://github.com/espressif/kicad-libraries>
     乐鑫产品选型工具 <https://products.espressif.com/#/product-selector?names=>
     乐鑫产品证书 <https://www.espressif.com/zh-hans/certificates?keys={IDF_TARGET_NAME}>
-    芯片系列对比 <chip-series-comparison>
     官方论坛硬件版块 <https://www.esp32.com/viewforum.php?f=30>