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--- en:iot_homelab_kit:hardware:dht_module [2017/09/27 07:09] – Somepub
+++ en:iot_homelab_kit:hardware:dht_module [2020/07/20 09:00] (current) – external edit 127.0.0.1
@@ Line 1: / Line 1: @@
-=== DHT Module ===
+====== Temperature/Humidity module ======
-The DHT-22 is a low cost humidity and temperature sensor with a single wire digital interface. The sensor is calibrated and doesn't require extra components so you can get right to measuring relative humidity and temperature.
+The Temperature/Humidity Module is based on DHT-22 humidity and temperature sensor with a single wire digital interface. The sensor is calibrated and doesn't require extra components so you can get right to measuring relative humidity and temperature.
+{{:en:iot_homelab_kit:hardware:hum2.png?200|}}
-== Details ==
-The DHT-22 is a low cost humidity and temperature sensor with a single wire digital interface. The sensor is calibrated and doesn't require extra components so you can get right to measuring relative humidity and temperature.
+===== Specifications =====
+  * 1-wire digital interface
+  * Humidity from 0-100% RH
+  * -40 - 80 degrees C temperature range
+  * +-2% RH accuracy
+  * +-0.5 degrees C
+===== Electrical connection =====
+-wire data connection is connected to port GPIO2
-== Specifications ==
-  *     3.3-6V Input
-  *     1-1.5mA measuring current
-  *     40-50 uA standby current
-  *     Humidity from 0-100% RH
-  *     -40 - 80 degrees C temperature range
-  *     +-2% RH accuracy
-  *     +-0.5 degrees C

en/iot_homelab_kit/hardware/dht_module.1506496188.txt.gz · Last modified: 2020/07/20 09:00 (external edit)