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sim900A

SIM900A GSM with Arduino

<img width="720" height="360" src="https://blog.techshopbd.com/wp-content/uploads/2022/08/Thumbnail_Sim-Modiule-02.jpg" class="attachment-medium_large size-medium_large wp-post-image" alt="SIM900A GSM with Arduino" srcset="https://blog.techshopbd.com/wp-content/uploads/2022/08/Thumbnail_Sim-Modiule-02.jpg 720w, https://blog.techshopbd.com/wp-content/uploads/2022/08/Thumbnail_Sim-Modiule-02-300x150.jpg 300w" sizes="(max-width: 720px) 100vw, 720px" />

SIM900A GSM মডিউলের খুঁটিনাটি ও ফোন কল

মেসেজ পাঠানো কি…

<img width="300" height="300" src="https://blog.techshopbd.com/wp-content/uploads/2018/10/35.jpg" class="attachment-medium_large size-medium_large wp-post-image" alt="" srcset="https://blog.techshopbd.com/wp-content/uploads/2018/10/35.jpg 300w, https://blog.techshopbd.com/wp-content/uploads/2018/10/35-150x150.jpg 150w" sizes="(max-width: 300px) 100vw, 300px" />

Load control with SMS |এসএমএসের মাধ্যমে লোড কন্ট্রোল

This project done with an AVR microcontroller and SIM900A GSM module controls a light bulb with SMS.Turn any AC load ON or OFF by texting 'ON' or 'OFF'

<img width="600" height="400" src="https://blog.techshopbd.com/wp-content/uploads/2018/10/banner.jpg" class="attachment-medium_large size-medium_large wp-post-image" alt="" srcset="https://blog.techshopbd.com/wp-content/uploads/2018/10/banner.jpg 600w, https://blog.techshopbd.com/wp-content/uploads/2018/10/banner-300x200.jpg 300w" sizes="(max-width: 600px) 100vw, 600px" />

এসএমএস ফিডব্যাকসহ ফিঙ্গারপ্রিন্ট ভিত্তিক অ্যাটেন্ডেন্স সিস্টেম

Arduino based school attendance logger with RTC and GSM module. The system keeps record of students' attendance and sends SMS to parents every time they enter and leave the class.