H-bridge Dual Dc Stepper Motor Driver Controller Board For Arduino New L9110s

US $1.71

  • Hong Kong, Hong Kong
  • Jan 29th
i000000 L9110S H-bridge Dual DC Stepper Motor Driver Controller Board for Arduino New Description: 100% brand new and high quality Low static work current Power supply voltage: DC2.5-12V Each channel has 800mA continuous current output Low saturation pressure drop TTL/CMOS output level compatible, can be connected directly to the CPU Output built-in clamping diode, apply to the perceptual load Control and drive integrate in IC Have pin high pressure protection function Working temperature: 0-80 °C Size:27.0(mm)x21(mm) 51 test code: #include<reg51.h> sbit MOTOR_A_1 = P0 ^ 0; sbit MOTOR_A_2 = P0 ^ 1; sbit MOTOR_B_1 = P0 ^ 2; sbit MOTOR_B_2 = P0 ^ 3; void delay(unsigned long cnt) { while(cnt--); } void forward(void) { MOTOR_A_1 = 1; MOTOR_A_2 = 0; MOTOR_B_1 = 1; MOTOR_B_2 = 0; } void backward(void) { MOTOR_A_1 = 0; MOTOR_A_2 = 1; MOTOR_B_1 = 0; MOTOR_B_2 = 1; } void main(void) { EX0 = 1; EX1 = 1; EA = 1; while(1) { forward(); delay(30000); backward(); delay(30000); } } Package includes: H-bridge Dual DC Stepper Motor Driver Controller Board     x    1 Payment: We accept payment through Paypal ONLY. If you  do not have Paypal account, please registered with (http://www.paypal.com)  Payment must be received within 5 days after auctions ended. Please do not  bid if you are not intending to buy. Unpaid dispute will be filed to ebay  for the non payable bidders. Shipping and handling::              Return Policy: We  are not responsible for custom duty or import  tax. We will leave POSITIVE FEEDBACK  after receiving the payment. Please contact us if  your are  not satisfied with the item after receive  it. We could offer  refund,  and refund request is available only requests  within  a week after parcel received & returning the  item as  the same condition as received. We offer 100% refund if the item is broken before  arrival,  all you need to do is sending us the clear  pictures  to show it is broken. Defective situation must be  noticed within 7 days after delivery. All emails will be answered within  1  business day. If you do not receive our reply,  please kindly re-sent your email,and we will reply  to you as soon as possible. All items sold by us  are being described to the best of our abilities, as  accurate as possible, and with utmost  conscientiousness on our part.However, to avoid any  potential oversights, I respectfully request your  assistance in helping us to make this a mutually  satisfactory transaction by Thoroughly reviewing  item description and photos, and asking all  questions Prior To Bidding. Please Note that size  and color representation are subject to  manufacturing variance and may not be exact. Also  note that monitor settings may vary from computer to  computer and may distort actual colors. Please read  these terms thoroughly before placing your bid.  Feedback: We will automatically  leave a positive feedback to everyone who has  complete the transaction and leave us positive  feedback. Please do not forget  to give us Five Stars on all of the Detailed Seller  Ratings. Thanks! In the unlikely event  you are not satisfied with the transaction, please  contact us before you sumbit your evaluation. We  believe that everything could be solved by  communication. 1.in order to provide you the best  service*****,please treat the transaction  fairly.*feedback is simply what we pursue. 2.Please Do contact us first to get a better  solution before you would leave a *neutral or  *negative feedback 3.We strive for 5-star service by stating upfront  our policies, our shipping rate& our shipping  frequency. if you were pleased with this  transaction, please respond with all 5 stars! if you  are not pleased, simply let me know via e-mial  rather than leave low score, and I'll work to make  it that way 4.Please email me through 'MY MESSAGES' or "Ask  Seller Questions" if you have any question about our  listing or your purchase Contact us: We are in  Shenzhen of Pearl River Delta which is developed  place with economy and Trade We are a profession  trade company. There are about 16000 kinds of  products in my company,Our products include consumer  electronics, Nail Art Tools, Clothes and shoes, cell  phone accessories, computers  accessories, car accessories, Motorcycle accession,  toys & hobbies, jewelry, baby accessories other useful electronics  items and etc If you have any  problems, we are very glad to help you. We rare  handling large volume emails every day. Please allow  us to reply your email within 24hrs For the functional  products in our shop (such as: Chargers, Data  cables), which function is the same as description,  but the actual color and shape may looks a little  different from pictures because of the technical  improvement and actual stock state. Please be  advised before you bid.                                                                                                                         Copyright(c)2005 wangdecheng9898 All Rights Reserved tm/141048619622 inkfrog terapeak On Dec-18-14 at 00:31:27 PST, seller added the following information:

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