Screen working

Need mqtt connection still

ecran_externe/.gitignore

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+# Gitignore settings for ESPHome
+# This is an example and may include too much for your use-case.
+# You can modify this file to suit your needs.
+/.esphome/
+/secrets.yaml

ecran_externe/README.md

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+`esphome run epaper_thread_node.yaml`
+
+`esphome logs epaper_thread_node.yaml`

ecran_externe/device_id.txt

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+3

ecran_externe/epaper_thread_node.yaml

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+substitutions:
+  device_id: !include device_id.txt
+
 esphome:
-  name: epaper-display-node
+  name: epaper-node
+  friendly_name: "Microwave Thread Display Node"
+  on_boot:
+    priority: -100.0
+    then:
+      - component.update: my_display
 
 esp32:
   board: esp32-h2-devkitm-1
   variant: esp32h2
   framework:
     type: esp-idf
+    advanced:
+      loop_task_stack_size: 32768
+    sdkconfig_options:
+      CONFIG_ESP_MAIN_TASK_STACK_SIZE: "16384"
+      CONFIG_OPENTHREAD_TASK_STACK_SIZE: "8192"
+      CONFIG_ESP_WIFI_ENABLED: "n"
+      CONFIG_OPENTHREAD_ENABLED: "y"
+      CONFIG_MBEDTLS_DYNAMIC_BUFFER: "y"
+      CONFIG_MBEDTLS_DYNAMIC_FREE_CONFIG_DATA: "y"
+
+logger:
+  level: INFO
+  hardware_uart: UART0
 
-# OpenThread configuration joining the Pi's Thread network
-openthread:
 network:
   enable_ipv6: true
-  network_name: "OpenThread-Pi"      # Must match OTBR
-  pan_id: 0x1234                    # Must match OTBR
-  channel: 15                       # Must match OTBR
-  network_key: "00112233445566778899aabbccddeeff" # Must match OTBR
 
-# MQTT Client connecting over Thread (IPv6)
+# -------------------------------------------------------------------
+# OpenThread Network Settings
+# -------------------------------------------------------------------
+openthread:
+  network_name: "OpenThread-7f41"
+  pan_id: 0x7f41
+  channel: 24
+  network_key: "0x3f543281275a135e38982974aa71e987"
+  force_dataset: true
+
+# -------------------------------------------------------------------
+# MQTT Connection over Thread IPv6
+# -------------------------------------------------------------------
 mqtt:
-  broker: "fdde:ad00:beef:0::1"      # RPi OTBR wpan0 IPv6 address
+  broker: "fd1a:dbbe:7435:e954:4455:28c5:b6cf:e990"
-  port: 1883
+  port: 8884
+  skip_cert_cn_check: true
   topic_prefix: microwave/display
+  keepalive: 60s
+  on_connect:
+    - mqtt.publish:
+        topic: smartwave/hello
+        payload: !lambda |-
+          return std::string("{\"id_microwave\":\"") + "${device_id}" + "\",\"type\":\"externalDisplay\"}";
+  on_message:
+    - topic: microwave/display/status
+      then:
+        - text_sensor.template.publish:
+            id: status_message
+            state: !lambda 'return x;'
+        - component.update: my_display
 
+# -------------------------------------------------------------------
+# Template Text Sensor
+# -------------------------------------------------------------------
+text_sensor:
+  - platform: template
+    name: "Display Status Message"
+    id: status_message
+
+# -------------------------------------------------------------------
+# Hardware SPI Pin Mapping (ESP32-H2)
+# -------------------------------------------------------------------
 spi:
   clk_pin: GPIO10
   mosi_pin: GPIO11
 
-display:
+# -------------------------------------------------------------------
-  - platform: waveshare_epaper
+# Fonts
-    cs_pin: GPIO8
+# -------------------------------------------------------------------
-    dc_pin: GPIO12
-    reset_pin: GPIO13
-    busy_pin: GPIO14
-    model: 2.13in-d
-    update_interval: never          # Updated explicitly via text sensor
-    id: my_epaper
-    pages:
-      - id: status_page
-        lambda: |-
-          it.printf(0, 0, id(font_small), "Status: %s", id(display_text).state.c_str());
-
 font:
   - file: "gfonts://Roboto"
-    id: font_small
+    id: font_header
-    size: 16
+    size: 18
+  - file: "gfonts://Roboto"
+    id: font_body
+    size: 12
 
-text_sensor:
+# -------------------------------------------------------------------
-  - platform: mqtt
+# Waveshare 2.13-inch e-Paper Display (V4 panel = 2.13inv3 in ESPHome)
-    name: "Display Text Input"
+# -------------------------------------------------------------------
-    id: display_text
+display:
-    state_topic: "microwave/display/text"
+  - platform: waveshare_epaper
-    on_value:
+    cs_pin: GPIO4
-      then:
+    dc_pin: GPIO1
-        - component.update: my_epaper
+    reset_pin: GPIO2
+    busy_pin: GPIO3
+    model: 2.13inv3
+    rotation: 90°
+    update_interval: 30s
+    id: my_display
+    lambda: |-
+      if (id(status_message).has_state()) {
+        it.print(5, 3, id(font_header), "MICROWAVE STATUS");
+        it.line(0, 20, it.get_width(), 20);
+        it.print(5, 25, id(font_body), id(status_message).state.c_str());
+      } else {
+        int center_x = it.get_width() / 2;
+        int center_y = it.get_height() / 2;
+        
+        it.printf(center_x, center_y, id(font_header), TextAlign::CENTER, "SmartWave");
+      }

ecran_externe/test_minimal.yaml

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+esphome:
+  name: h2-test-node
+
+esp32:
+  board: esp32-h2-devkitm-1
+  variant: esp32h2
+  framework:
+    type: esp-idf
+    advanced:
+      loop_task_stack_size: 16384
+    sdkconfig_options:
+      CONFIG_ESP_MAIN_TASK_STACK_SIZE: "16384"
+      CONFIG_OPENTHREAD_TASK_STACK_SIZE: "8192"
+      CONFIG_ESP_WIFI_ENABLED: "n"
+      CONFIG_OPENTHREAD_ENABLED: "y"
+      CONFIG_ESP_CONSOLE_UART_DEFAULT: "y"
+
+logger:
+  level: INFO
+  hardware_uart: UART0
+
+network:
+  enable_ipv6: true
+
+openthread:
+  network_name: "OpenThread-7f41"
+  pan_id: 0x7f41
+  channel: 24
+  network_key: "0x3f543281275a135e38982974aa71e987"