Add support for the Waveshare ESP32-S3-Zero N8R8 board

application/edge_agent/boards/waveshare/waveshare_esp32_s3_zero_n8r8/board_devices.yaml

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+version: 1.0.0
+# Devices Configuration for Waveshare ESP32-S3-Zero N8R8
+
+devices:
+  - name: led_strip
+    chip: ws2812
+    type: led_strip
+    sub_type: rmt
+    version: 1.0.0
+    init_skip: true
+    config:
+      strip_gpio_num: 21
+      max_leds: 1
+      led_model: LED_MODEL_WS2812
+      color_component_format: LED_STRIP_COLOR_COMPONENT_FMT_GRB
+      invert_out: false
+      rmt:
+        clk_src: RMT_CLK_SRC_DEFAULT
+        resolution_hz: 10000000
+        mem_block_symbols: 0
+        with_dma: true
+
+  - name: buttons
+    chip: gpio_button
+    type: custom
+    version: default
+    init_skip: true
+    config:
+      boot_gpio_num: 0
+      active_level: 0
+
+  - name: uart0_header
+    chip: header
+    type: custom
+    version: default
+    init_skip: true
+    config:
+      tx_gpio_num: 43
+      rx_gpio_num: 44
+      note: "UART0 header pins; console defaults to native USB Serial/JTAG"
+
+  - name: usb_serial_jtag
+    chip: esp32s3_native_usb
+    type: custom
+    version: default
+    init_skip: true
+    config:
+      dm_gpio_num: 19
+      dp_gpio_num: 20
+      note: "Native USB Serial/JTAG through the USB-C connector"
+
+  - name: expansion_header
+    chip: gpio_header
+    type: custom
+    version: default
+    init_skip: true
+    config:
+      note: "No fixed I2C/SPI/audio/display/storage devices; GPIO33-GPIO37 are reserved for Octal PSRAM"

application/edge_agent/boards/waveshare/waveshare_esp32_s3_zero_n8r8/board_info.yaml

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+board: waveshare_esp32_s3_zero_n8r8
+chip: esp32s3
+description: "Waveshare ESP32-S3-Zero N8R8 development board with ESP32-S3-PICO-1, RGB LED, and USB-C"
+manufacturer: "Waveshare"

application/edge_agent/boards/waveshare/waveshare_esp32_s3_zero_n8r8/board_peripherals.yaml

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+version: 1.0.0
+# Peripherals Configuration for Waveshare ESP32-S3-Zero N8R8
+#
+# Official Waveshare ESP32-S3-Zero N8R8 variant notes:
+#   SoC/module: ESP32-S3-PICO-1-N8R8
+#   Flash/PSRAM: 8 MB flash + 8 MB PSRAM
+#   RGB LED: GPIO21 (WS2812, configured as a led_strip device)
+#   BOOT button: GPIO0
+#   UART0 header: TXD=GPIO43, RXD=GPIO44
+#   USB: native ESP32-S3 USB Serial/JTAG via USB-C (D-=GPIO19, D+=GPIO20)
+#   Reserved for Octal PSRAM: GPIO33-GPIO37
+#
+# The board has no fixed I2C/SPI/audio/display/storage bus wiring. Expansion
+# header GPIOs are intentionally not initialized here; users can claim them from
+# Lua or custom apps as needed.
+
+peripherals: []

application/edge_agent/boards/waveshare/waveshare_esp32_s3_zero_n8r8/sdkconfig.defaults.board

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+# Waveshare ESP32-S3-Zero N8R8 (ESP32-S3-PICO-1-N8R8)
+# 8 MB QIO flash + 8 MB Octal PSRAM
+CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ_240=y
+
+CONFIG_ESPTOOLPY_FLASHMODE_QIO=y
+CONFIG_ESPTOOLPY_FLASHFREQ_80M=y
+CONFIG_ESPTOOLPY_FLASHSIZE_8MB=y
+CONFIG_PARTITION_TABLE_CUSTOM=y
+CONFIG_PARTITION_TABLE_CUSTOM_FILENAME="partitions_8MB.csv"
+
+CONFIG_SPIRAM=y
+CONFIG_SPIRAM_MODE_OCT=y
+CONFIG_SPIRAM_SPEED_80M=y
+
+# USB: native ESP32-S3 USB Serial/JTAG over the USB-C connector.
+CONFIG_ESP_CONSOLE_USB_SERIAL_JTAG=y
+CONFIG_ESP_CONSOLE_SECONDARY_NONE=y

application/edge_agent/boards/waveshare/waveshare_esp32_s3_zero_n8r8/setup_device.c

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+/*
+ * SPDX-FileCopyrightText: 2026 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Waveshare ESP32-S3-Zero N8R8 board-specific device includes.
+ * The onboard WS2812 is declared as an init-skipped led_strip device; Lua can
+ * create the LED strip driver on demand without Board Manager owning it at boot.
+ */
+#include "esp_board_manager_includes.h"
+#include "gen_board_device_custom.h"