I ordered the EFCom Pro GSM module this month and to be honest it was beyond "fun" to get it working. Being cheap I ordered it for half of what the official Arduino GSM modules goes for so was determined to get it to work (even though the documentation available at present pretty much doesn't exist.

Arduino software serial has a limit of 38400 in baud rate due to the processing that would be required for faster baud rates. Unfortunately the EFCOM GSM Pro comes

Welcome to 2015! It's all systems go here at Power Business Systems. Have a look at our new and improved website, now completely managed by Cipher CMS :)