researchdesignlab.com GSM GPRS Utility 1.1Free
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GSM GPRS Utility is a program designed for the GSM Sim 900A Modem. The Modem is coming with an RS232 interface, which allows you to connect your PC as well as a microcontroller with the RS232 Chip (MAX232). The program provides bulk SMS sending, AT command testing terminal, step-by-step GPRS setup, and sample codes.