From fc67b902b9af4ea16a46246a188e4e575970557c Mon Sep 17 00:00:00 2001
From: "Adrian A. Baumann" <ade@adebaumann.com>
Date: Wed, 29 Oct 2025 10:51:40 +0100
Subject: [PATCH] Old phone doorbell added

---
 Old_Phone_Doorbell/main.yaml | 151 +++++++++++++++++++++++++++++++++++
 1 file changed, 151 insertions(+)
 create mode 100644 Old_Phone_Doorbell/main.yaml

diff --git a/Old_Phone_Doorbell/main.yaml b/Old_Phone_Doorbell/main.yaml
new file mode 100644
index 0000000..6a4ade8
--- /dev/null
+++ b/Old_Phone_Doorbell/main.yaml
@@ -0,0 +1,151 @@
+substitutions:
+  name: "old-phone-doorbell"
+  friendly_name: "Old Phone (Doorbell)"
+
+esphome:
+  name: "${name}"
+
+esp8266:
+  board: nodemcuv2
+  framework: 
+    version: dev
+
+# Enable Home Assistant API
+api:
+  encryption:
+    key: !secret oldphonedoorbell_api
+
+ota:
+  - platform: esphome
+    password: !secret oldphonedoorbell_ota
+
+wifi:
+  ssid: !secret wifi_ssid
+  password: !secret wifi_password
+
+  # Enable fallback hotspot (captive portal) in case wifi connection fails
+  ap:
+    ssid: "Old-Phone-Doorbell"
+    password: !secret oldphonedoorbell_fallback
+
+captive_portal:
+
+
+output:
+  - platform: gpio
+    pin: GPIO4    # H-Bridge A (D2)
+    id: h_bridge_a
+    inverted: false
+  - platform: gpio
+    pin: GPIO5    # H-Bridge B (D1)
+    id: h_bridge_b
+    inverted: false
+  - platform: gpio
+    pin: GPIO14   # Enable (D5)
+    id: h_bridge_enable
+    inverted: false
+
+globals:
+  - id: is_ringing_active
+    type: bool
+    restore_value: no
+    initial_value: 'false'
+  - id: current_ac_phase
+    type: bool
+    restore_value: no
+    initial_value: 'false'
+
+# Timer for 20Hz AC (50ms period - alternates every 25ms)
+
+interval:
+  - interval: 19ms
+    then:
+      - if:
+          condition:
+            and:
+              - lambda: 'return id(is_ringing_active);'
+          then:
+            - if:
+                condition:
+                  lambda: 'return id(current_ac_phase);'
+                then:
+                  - output.turn_on: h_bridge_a
+                  - output.turn_off: h_bridge_b
+                else:
+                  - output.turn_off: h_bridge_a
+                  - output.turn_on: h_bridge_b
+            - globals.set:
+                id: current_ac_phase
+                value: !lambda 'return !id(current_ac_phase);'
+          else:
+            - output.turn_off: h_bridge_a
+            - output.turn_off: h_bridge_b
+
+button:
+  - platform: template
+    name: "${friendly_name}"
+    icon: "mdi:phone-classic"
+    on_press:
+      - script.execute: british_ring_script
+
+number:
+  - platform: template
+    name: "Nuber of times ringing"
+    optimistic: true
+    id: RingCount
+    unit_of_measurement: "times"
+    initial_value: 3
+    restore_value: true
+    min_value: 1
+    max_value: 10
+    step: 1
+    mode: box
+
+script:
+  - id: british_ring_script
+    then:
+      # Initialize
+      - output.turn_off: h_bridge_a
+      - output.turn_off: h_bridge_b
+      - globals.set:
+          id: current_ac_phase
+          value: 'false'
+      # Enable H-bridge
+      - output.turn_on: h_bridge_enable
+      - delay: 10ms  # Ensure enable stabilization
+      
+      # Ring pattern (3 cycles)
+      - repeat:
+          count: !lambda 'return int(id(RingCount).state);'
+          then:
+            # First ring segment (400ms)
+            - globals.set:
+                id: is_ringing_active
+                value: 'true'
+            - delay: 400ms
+            
+            # First pause (200ms)
+            - globals.set:
+                id: is_ringing_active
+                value: 'false'
+            - delay: 200ms
+            
+            # Second ring segment (400ms)
+            - globals.set:
+                id: is_ringing_active
+                value: 'true'
+            - delay: 400ms
+            
+            # Long pause (2000ms)
+            - globals.set:
+                id: is_ringing_active
+                value: 'false'
+            - delay: 2000ms
+      
+      # Final cleanup
+      - delay: 10ms
+      - output.turn_off: h_bridge_enable
+
+logger:
+  level: DEBUG
+