SIM300 Module

SIM 300:        When accessing GSM networks comes in picture in embedded system ,one of the best way is to use SIMCOM modules which provides RS-232 interfacing and supports for AT command sets (Commands used for calling,Messaging etc) and usually easy to integrate with embedded modules.In this post i have tried to explain how to Interface the SIM300 module to LPC2148 using UART and send message to a no. Hardware Connection :      The SIM module is connected to the LPC2148 by using the UART port.Simple 2 wire connection is made…

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