SN Arduino Hygrothermograph Hygrometer Kit +LCD1602/I2C+DHT11 Install guide

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DHT11 connect to arduino

Left 1 connect to arduino + 5V,

Left 2 is signal lines connecte to arduino 2,

Right 1 connect arduino GND

IIC LCD1602 to arduino:

GND -GND

VCC – 5V

SDA – A4

SCL – A5

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Code Download:

install guide on instructable

Note:

Arduino code already upload to Arduino, just plug the wire, it will work.

Relate post:

how to find Arduino LCD1602 I2C address is 0x3f or 0x27？

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update:2017.09.12

created:2015.12.12