Application :The speed of the motor can be controlled by adjusting the frequency of the potentiometer.This module is supplied as a stepper drive signal. To control the stepper motor, but also must have the drive to use. Quality Assurance: Welcome to purchase our products. Our products have undergone strict quality control to ensure that each customer can purchase their favorite products. If you encounter any problems, please feel free to contact our customer service, thank you! Six Ports :PUL + and PUL- pulsed positive and negative; EN + and EN- is to enable the positive and negative terminals; DIR + and DIR- are the positive and negative directions. These six lines are connected to drive the corresponding pulse, direction, so six ports possible. Power Supply: 15-160VDC or 5-12VDC. If you are using 5-12VDC power, positive end connect DC 5-12V Input, negative end connect Common Cathode End.The forward and reverse of the motor can be controlled by pressing the key. 3 Frequency Signals:The controller has high, medium and low total of three types of frequency signals can be used to select jumper.Frequency of measurement can amount PUL and common cathode terminal (GND) two ports./* * Used when device = desktop * Configured in: configuration/brazil-config/global/brand-story.cfg */ /* Because the carousel is implemented as an ol list, any lists in the card text will have a secondary list style (letters). This will give an incorrect appearance to viewers, so we set all lists to the primary list style (numbers). */ .aplus-brand-story-card ol li { list-style: decimal; } /* Top level containers */ .aplus-module .apm-brand-story-hero { -moz-box-sizing: border-box; -webkit-box-sizing: border-box; box-sizing: border-box; width: 1464px; height: 625px; background-color: #fff; } .aplus-module .apm-brand-story-card { -moz-box-sizing: border-box; -webkit-box-sizing: border-box; box-sizing: border-box; width: 362px; height: 453px; background-color: #fff; } .apm-brand-story-hero, .apm-brand-story-card { -moz-box-sizing: border-box; -webkit-box-sizing: border-box; box-sizing: border-box; position: relative; width: 100%; height: 100%; float: none; } .aplus-module.brand-story-card-1-four-asin .apm-brand-story-card { /* Only 12px to account for image cell border */ padding: 12px; } /* Full background image (Hero 1 & Card 2) */ .aplus-module .apm-brand-story-background-image { -moz-box-sizing: border-box; -webkit-box-sizing: border-box; box-sizing: border-box; overflow: hidden; position: absolute; width: 100%; height: 100%; } /* Card 1 small images */ .aplus-module .apm-brand-story-image-row { -moz-box-sizing: border-box; -webkit-box-sizing: border-box; box-sizing: border-box; height: 185px; padding: 0px; margin: auto; display: flex; } .aplus-module .apm-brand-story-image-row .apm-brand-story-image-cell { /* Use content-box to ensure image size matches editor schema */ -moz-box-sizing: content-box; -webkit-box-sizing: content-box; box-sizing: content-box; padding: 0px; margin: 0px; width: 166px; border: 1px solid #fff; } .aplus-module .apm-brand-story-image-row .apm-brand-story-image-cell .apm-brand-story-image-link { display: block; width: 100%; height: 100%; } .aplus-module .apm-brand-story-image-row .apm-brand-story-image-cell .apm-brand-story-image-link .apm-brand-story-image-img { display: block; width: 100%; height: 100%; object-fit: cover; } /* Card 3 logo image */ .aplus-module .apm-brand-story-logo-image { -moz-box-sizing: content-box; -webkit-box-sizing: content-box; box-sizing: content-box; height: 145px; margin: 0px 4px; padding: 20px; padding-bottom: 0px; } /* Text overlays */ .aplus-module .apm-brand-story-text-bottom { -moz-box-sizing: border-box; -webkit-box-siz