4. Connecting Your Motor Controller

4.1. Connecting Power and a Motor
4.2. Connecting a Serial Device
4.3. Connecting an RC Receiver
4.4. Connecting a Potentiometer or Analog Joystick
<p>This chapter explains all the electrical connections you might need to make to get your motor controller working the way you want it to.</p> <p>The diagrams below label the key components and pins on the Simple Motor Controllers. Most of these pins are also labeled on the bottom side of the board.</p> <ul> <li><strong>Simple Motor Controller 18v7 Pin-Out</strong></li> </ul> <table class="picture_with_caption center"><tr><td><img alt="" class="" data-gallery-pictures="[{&quot;id&quot;:&quot;0J3023&quot;,&quot;caption&quot;:&quot;\u003cp\u003eSimple Motor Controller 18v7 pinout and key components.\u003c/p\u003e&quot;,&quot;url_tiny&quot;:&quot;https://a.pololu-files.com/picture/0J3023.98x98.jpg?23df042b4d0688690a13207b2fbd6c8c&quot;,&quot;url_medium&quot;:&quot;https://a.pololu-files.com/picture/0J3023.600x480.jpg?23df042b4d0688690a13207b2fbd6c8c&quot;,&quot;url_full&quot;:&quot;https://a.pololu-files.com/picture/0J3023.1200.jpg?23df042b4d0688690a13207b2fbd6c8c&quot;,&quot;longest_side&quot;:699}]" data-picture-id="0J3023" data-picture-longest_side="699" src="https://a.pololu-files.com/picture/0J3023.536.jpg?23df042b4d0688690a13207b2fbd6c8c" /></td><p></tr></table></p> <table class="picture_with_caption center"><tr><td><a href="https://a.pololu-files.com/picture/0J3022.1200.jpg?3247bd7f5271ea4db0f97e9d37380268" class="noscript-fallback"><img alt="" class="zoomable" data-gallery-pictures="[{&quot;id&quot;:&quot;0J3022&quot;,&quot;caption&quot;:&quot;\u003cp\u003eSimple Motor Controller 18v7 simplified connection diagram.\u003c/p\u003e&quot;,&quot;url_tiny&quot;:&quot;https://a.pololu-files.com/picture/0J3022.98x98.jpg?3247bd7f5271ea4db0f97e9d37380268&quot;,&quot;url_medium&quot;:&quot;https://a.pololu-files.com/picture/0J3022.600x480.jpg?3247bd7f5271ea4db0f97e9d37380268&quot;,&quot;url_full&quot;:&quot;https://a.pololu-files.com/picture/0J3022.1200.jpg?3247bd7f5271ea4db0f97e9d37380268&quot;,&quot;longest_side&quot;:800}]" data-picture-id="0J3022" data-picture-longest_side="800" src="https://a.pololu-files.com/picture/0J3022.450.jpg?3247bd7f5271ea4db0f97e9d37380268" /></a></td><p></tr></table></p> <p><br/></p> <ul> <li><strong>Simple High-Power Motor Controller 18v15 and 24v12 Pin-Out</strong></li> </ul> <table class="picture_with_caption center wide"><tr><td><img alt="" class="wide" data-gallery-pictures="[{&quot;id&quot;:&quot;0J2876&quot;,&quot;caption&quot;:&quot;\u003cp\u003eSimple High-Power Motor Controller 18v15 or 24v12 pinout and key components.\u003c/p\u003e&quot;,&quot;url_tiny&quot;:&quot;https://a.pololu-files.com/picture/0J2876.98x98.jpg?425d827d37a389bf3a24ae9909b24cce&quot;,&quot;url_medium&quot;:&quot;https://a.pololu-files.com/picture/0J2876.600x480.jpg?425d827d37a389bf3a24ae9909b24cce&quot;,&quot;url_full&quot;:&quot;https://a.pololu-files.com/picture/0J2876.1200.jpg?425d827d37a389bf3a24ae9909b24cce&quot;,&quot;longest_side&quot;:779}]" data-picture-id="0J2876" data-picture-longest_side="779" src="https://a.pololu-files.com/picture/0J2876.600.jpg?425d827d37a389bf3a24ae9909b24cce" /></td><p></tr></table></p> <table class="picture_with_caption center"><tr><td><a href="https://a.pololu-files.com/picture/0J2878.1200.jpg?a81deb9a187897f657ca1b61b40b4777" class="noscript-fallback"><img alt="" class="zoomable" data-gallery-pictures="[{&quot;id&quot;:&quot;0J2878&quot;,&quot;caption&quot;:&quot;\u003cp\u003eSimple High-Power Motor Controller 18v15 or 24v12 simplified connection diagram.\u003c/p\u003e&quot;,&quot;url_tiny&quot;:&quot;https://a.pololu-files.com/picture/0J2878.98x98.jpg?a81deb9a187897f657ca1b61b40b4777&quot;,&quot;url_medium&quot;:&quot;https://a.pololu-files.com/picture/0J2878.600x480.jpg?a81deb9a187897f657ca1b61b40b4777&quot;,&quot;url_full&quot;:&quot;https://a.pololu-files.com/picture/0J2878.1200.jpg?a81deb9a187897f657ca1b61b40b4777&quot;,&quot;longest_side&quot;:800}]" data-picture-id="0J2878" data-picture-longest_side="800" src="https://a.pololu-files.com/picture/0J2878.450.jpg?a81deb9a187897f657ca1b61b40b4777" /></a></td><p></tr></table></p> <p><br/></p> <ul> <li><strong>Simple High-Power Motor Controller 18v25 and 24v23 Pin-Out</strong></li> </ul> <table class="picture_with_caption center"><tr><td><img alt="" class="" data-gallery-pictures="[{&quot;id&quot;:&quot;0J2879&quot;,&quot;caption&quot;:&quot;\u003cp\u003eSimple High-Power Motor Controller 18v25 or 24v23 pinout and key components.\u003c/p\u003e&quot;,&quot;url_tiny&quot;:&quot;https://a.pololu-files.com/picture/0J2879.98x98.jpg?b8426be7b95c3190888754711c4b46e2&quot;,&quot;url_medium&quot;:&quot;https://a.pololu-files.com/picture/0J2879.600x480.jpg?b8426be7b95c3190888754711c4b46e2&quot;,&quot;url_full&quot;:&quot;https://a.pololu-files.com/picture/0J2879.1200.jpg?b8426be7b95c3190888754711c4b46e2&quot;,&quot;longest_side&quot;:741}]" data-picture-id="0J2879" data-picture-longest_side="741" src="https://a.pololu-files.com/picture/0J2879.571.jpg?b8426be7b95c3190888754711c4b46e2" /></td><p></tr></table></p> <table class="picture_with_caption center"><tr><td><a href="https://a.pololu-files.com/picture/0J2880.1200.jpg?4a0b6a4c4d846a74317fdea7247b7812" class="noscript-fallback"><img alt="" class="zoomable" data-gallery-pictures="[{&quot;id&quot;:&quot;0J2880&quot;,&quot;caption&quot;:&quot;\u003cp\u003eSimple High-Power Motor Controller 18v25 or 24v23 simplified connection diagram.\u003c/p\u003e&quot;,&quot;url_tiny&quot;:&quot;https://a.pololu-files.com/picture/0J2880.98x98.jpg?4a0b6a4c4d846a74317fdea7247b7812&quot;,&quot;url_medium&quot;:&quot;https://a.pololu-files.com/picture/0J2880.600x480.jpg?4a0b6a4c4d846a74317fdea7247b7812&quot;,&quot;url_full&quot;:&quot;https://a.pololu-files.com/picture/0J2880.1200.jpg?4a0b6a4c4d846a74317fdea7247b7812&quot;,&quot;longest_side&quot;:800}]" data-picture-id="0J2880" data-picture-longest_side="800" src="https://a.pololu-files.com/picture/0J2880.450.jpg?4a0b6a4c4d846a74317fdea7247b7812" /></a></td><p></tr></table></p>

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