I have a DSC-1555 Alarm system that I am trying to wire up to an Arduino-Mega the problem I've run into is that the DSC uses 12v TTL to the Console and the Arduino uses 5v TTL. I …

A bit of background: We have a system currently in production, but the original programmer passed away, and the current hardware manufacturer cannot find hardware to run the (curre …

Is there a good book that talks about memory (SDRAM, DDR, NVRAM, flash etc) from a hardware/system perspective? Most of what I've been able to find deal with memory at the transist …