[epaper_spi] Add Waveshare 2.66" e-Paper Module (B) support (#20546)

esphome/components/epaper_spi/models/waveshare_b.py

@@ -24,3 +24,11 @@ WaveshareB(
     data_rate="10MHz",
     minimum_update_interval="1s",
 )
+
+WaveshareB(
+    "waveshare-2.66in-b",
+    width=152,
+    height=296,
+    data_rate="10MHz",
+    minimum_update_interval="15s",
+)

tests/components/epaper_spi/test.esp32-s3-idf.yaml

@@ -234,6 +234,27 @@ display:
       it.circle(it.get_width() / 2, it.get_height() / 2, 20, Color::BLACK);
       it.circle(it.get_width() / 2, it.get_height() / 2, 15, Color(255, 0, 0));
 
+  # Waveshare 2.66" B 3-color e-paper (152x296, BWR, SSD1680)
+  - platform: epaper_spi
+    spi_id: spi_bus
+    model: waveshare-2.66in-b
+    cs_pin:
+      allow_other_uses: true
+      number: GPIO5
+    dc_pin:
+      allow_other_uses: true
+      number: GPIO17
+    reset_pin:
+      allow_other_uses: true
+      number: GPIO16
+    busy_pin:
+      allow_other_uses: true
+      number: GPIO4
+    lambda: |-
+      it.filled_rectangle(0, 0, it.get_width(), it.get_height(), Color::WHITE);
+      it.circle(it.get_width() / 2, it.get_height() / 2, 20, Color::BLACK);
+      it.circle(it.get_width() / 2, it.get_height() / 2, 15, Color(255, 0, 0));
+
   # Good Display GDEY0213F51 4-color e-paper (128x250, BWYR, JD79661)
   - platform: epaper_spi
     spi_id: spi_bus