From 9cdc4ecba0bf5e94818f7b8788e22c2b0b4baeca Mon Sep 17 00:00:00 2001
From: Joshua King <joshua@cnjmail.com>
Date: Mon, 2 Mar 2026 14:36:42 -0500
Subject: [PATCH] Refactor fan control configuration: Fix GPIO pin inversion,
 add fan IDs, and implement a switch for controlling all fans

---
 esphome/fdm-exhaust-fan-control.yaml | 30 +++++++++++++++++++++-------
 1 file changed, 23 insertions(+), 7 deletions(-)

diff --git a/esphome/fdm-exhaust-fan-control.yaml b/esphome/fdm-exhaust-fan-control.yaml
index 8cc0a6a..2b6adc1 100644
--- a/esphome/fdm-exhaust-fan-control.yaml
+++ b/esphome/fdm-exhaust-fan-control.yaml
@@ -35,22 +35,38 @@ captive_portal:
 web_server:
   port: 80
 
+# GPIO Outputs for fan control
 output:
   - platform: gpio
-    pin: 
-      number: GPIO3
-      inverted: true  # Fix for driver inversion
+    pin: GPIO3  # D1 on XIAO
     id: fan_80mm_output
+
   - platform: gpio
-    pin: 
-      number: GPIO4
-      inverted: true
+    pin: GPIO4  # D2 on XIAO
     id: fan_120mm_output
 
+# Fan entities for Home Assistant
 fan:
   - platform: binary
     name: "80mm Exhaust Fan"
+    id: fan_80mm
     output: fan_80mm_output
+
   - platform: binary
     name: "120mm Exhaust Fan"
-    output: fan_120mm_output
\ No newline at end of file
+    id: fan_120mm
+    output: fan_120mm_output
+
+# Optional: Add a switch to control both fans together
+switch:
+  - platform: template
+    name: "All Fans"
+    id: all_fans
+    turn_on_action:
+      - fan.turn_on: fan_80mm
+      - fan.turn_on: fan_120mm
+    turn_off_action:
+      - fan.turn_off: fan_80mm
+      - fan.turn_off: fan_120mm
+    lambda: |-
+      return id(fan_80mm).state && id(fan_120mm).state;
\ No newline at end of file