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Requirements Hardware All you need is an ESP8266 board (e.g. Lolin NodeMCU v3), a LCD 1602 Keypad Shield (e.g. SainSmart LCD Keypad Shield v.1.0), some resistors (I used 4 x 4.7 kOhm) and some cables.
Requirements Hardware All you need is an ESP8266 board (e.g. Lolin NodeMCU v3), a LCD 1602 Keypad Shield (e.g. SainSmart LCD Keypad Shield v.1.0), some resistors (I used 4 x 4.7 kOhm) and some cables.
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