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add pins tag
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edit approved Aug 10, 2017 at 0:39
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edit approved Aug 10, 2017 at 0:39
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Tweeted twitter.com/StackArduino/status/895299283695673344
Added link for DTMF and added LCD tag.
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sa_leinad
sa_leinad
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I am an absolute beginner and wanted to build a simple home automation system using DTMFDTMF module using this guide. My problem is out of 12 pins most of them are getting used in DTMF module(5) and the relay module(4). So how do i add an LCD display to it?

I am an absolute beginner and wanted to build a simple home automation system using DTMF module using this guide. My problem is out of 12 pins most of them are getting used in DTMF module(5) and the relay module(4). So how do i add an LCD display to it?

I am an absolute beginner and wanted to build a simple home automation system using DTMF module using this guide. My problem is out of 12 pins most of them are getting used in DTMF module(5) and the relay module(4). So how do i add an LCD display to it?

added 107 characters in body
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Vaibhav
Vaibhav
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I am an absolute beginner and wanted to build a simple home automation system using DTMF module using this guide. My problem is out of 12 pins most of them are getting used in DTMF module(5) and the relay module(4). So how do i add an LCD display to it?

I am an absolute beginner and wanted to build a simple home automation system using DTMF module. My problem is out of 12 pins most of them are getting used in DTMF module(5) and the relay module(4). So how do i add an LCD display to it?

I am an absolute beginner and wanted to build a simple home automation system using DTMF module using this guide. My problem is out of 12 pins most of them are getting used in DTMF module(5) and the relay module(4). So how do i add an LCD display to it?

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Vaibhav
Vaibhav
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