From 6561746f97c8473c5ec4a1e65bca337a4ea736d7 Mon Sep 17 00:00:00 2001
From: alexbuit <alexander@fambuit.nl>
Date: Fri, 19 Jan 2024 03:50:00 +0100
Subject: [PATCH] add AM2120 device type (#6115)

---
 esphome/components/dht/dht.cpp   | 2 +-
 esphome/components/dht/dht.h     | 2 ++
 esphome/components/dht/sensor.py | 1 +
 3 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/esphome/components/dht/dht.cpp b/esphome/components/dht/dht.cpp
index 07634cafdf..5112092073 100644
--- a/esphome/components/dht/dht.cpp
+++ b/esphome/components/dht/dht.cpp
@@ -91,7 +91,7 @@ bool HOT IRAM_ATTR DHT::read_sensor_(float *temperature, float *humidity, bool r
     delayMicroseconds(40);
   } else if (this->model_ == DHT_MODEL_DHT22_TYPE2) {
     delayMicroseconds(2000);
-  } else if (this->model_ == DHT_MODEL_AM2302) {
+  } else if (this->model_ == DHT_MODEL_AM2120 || this->model_ == DHT_MODEL_AM2302) {
     delayMicroseconds(1000);
   } else {
     delayMicroseconds(800);
diff --git a/esphome/components/dht/dht.h b/esphome/components/dht/dht.h
index f3a29f9ce9..327e8a4f5c 100644
--- a/esphome/components/dht/dht.h
+++ b/esphome/components/dht/dht.h
@@ -11,6 +11,7 @@ enum DHTModel {
   DHT_MODEL_AUTO_DETECT = 0,
   DHT_MODEL_DHT11,
   DHT_MODEL_DHT22,
+  DHT_MODEL_AM2120,
   DHT_MODEL_AM2302,
   DHT_MODEL_RHT03,
   DHT_MODEL_SI7021,
@@ -27,6 +28,7 @@ class DHT : public PollingComponent {
    *  - DHT_MODEL_AUTO_DETECT (default)
    *  - DHT_MODEL_DHT11
    *  - DHT_MODEL_DHT22
+   *  - DHT_MODEL_AM2120
    *  - DHT_MODEL_AM2302
    *  - DHT_MODEL_RHT03
    *  - DHT_MODEL_SI7021
diff --git a/esphome/components/dht/sensor.py b/esphome/components/dht/sensor.py
index cd1886728e..da92a97e1f 100644
--- a/esphome/components/dht/sensor.py
+++ b/esphome/components/dht/sensor.py
@@ -23,6 +23,7 @@ DHT_MODELS = {
     "AUTO_DETECT": DHTModel.DHT_MODEL_AUTO_DETECT,
     "DHT11": DHTModel.DHT_MODEL_DHT11,
     "DHT22": DHTModel.DHT_MODEL_DHT22,
+    "AM2120": DHTModel.DHT_MODEL_AM2120,
     "AM2302": DHTModel.DHT_MODEL_AM2302,
     "RHT03": DHTModel.DHT_MODEL_RHT03,
     "SI7021": DHTModel.DHT_MODEL_SI7021,