SMS guard firmware based on sim900d and AVR atmega32
ATmega32 required pins:
INT0 (PD2) - signal pin TOSC1 (PC6) - PWRKEY ADC1 (PA1)- Green led ADC2 (PA2) - Red led RXD (PD0) / TXD (PD1) - sim900 interface
rusakovichma/SIM900D-sample
Folders and files
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