SIM900A SIM900 Mini V4.0 Wireless Data Transmission Module

Description Thank you for visiting our product page! We strive to provide you with an effortless shopping experience. Our checkout process is simple and offers various shipping options with tracking. Furthermore, we believe in maximizing the value of your purchase. On this website, you can find detailed instructions on how to use this product and explore various projects we have created using it. These resources are designed to help you make the most of your purchase. How to use this product — Click on me Free projects and tutorials — Click on me If you have any questions or encounter any issues, our dedicated customer support team is always ready to assist you. Please don’t hesitate to reach out to us through our user-friendly Contact Us page. We are committed to ensuring your complete satisfaction. Lastly, we highly value your feedback. Once you have experienced our product, we would greatly appreciate it if you could leave a review. Your opinion matters to us! Thank you for considering our product. We look forward to serving you. Product details SIM900A module The power supply requirement of this module: 5V power supply, the computer USB power supply can meet the requirements in the initial stage of computer debugging. Because we added a big 1000UF capacitor. Long-term data transmission power consumption is recommended more than 1A DC, TTL level serial adaptive compatible with 3.3V and 5V microcontroller. Can be directly connected to the single chip computer. Standby at about 80MA, you can set the sleep state at about 10MA low power consumption. Computer debugging USB-232 and USB-TTL are available, depending on each person’s accessories. Support SMS, data, MMS, Internet, etc. Reset pin extraction, can achieve unattended remote reset, with DTMF function to achieve remote control function. The advantage of the module is that it retains 232 ports, which can monitor the execution of 51 low-end single-chip computers and module instructions when learning or developing, which can find out the reasons faster and save time of development and learning.[Support 2,3,4G mobile phone card]. SIM900A module It is to control the module by sending instructions (AT instructions) through the serial port. The following describes the two common ways to control the SIM900A module: Through the CP2102 USB to TTL module, this shop has sales, computer debugging SIM900A module. Connect the module to the computer through the USB-232 serial port line, and then access the 5V power supply.