Block Diagram The security system comprises of an Arduino Uno microcontroller and a standard SIM900A based GSM/GPRS modem. The whole system can be powered from any 12VDC/2A power supply unit/battery.

Block diagram of an accuracy-optimized architecture for battery monitoring. This design uses the MAX14921 AFE that simultaneously samples up to 16 battery cell voltages, MAX11163 ADC, and MAX6126 ...