Using sim900 tied to PIC18F27J53 (3 wire UART). Every 6 seconds sample Waveform. Calculate Pk voltage Store in VNRAM Every 15 minutes Transmit the Average of all stored samples to webserver using HTTP post, I will provide test server/URL… (Budget: $30-$250 USD, Jobs: C Programming, Electronics, Embedded Software, Microcontroller, PCB Layout)
