Verifying serial buses and components in embedded designs

Embedded systems typically involve a number of serial communications links running between microcontrollers, peripheral chips and the outside world. Before working firmware is completed, designers often need to confirm that a peripheral chip is working as expected. One efficient way to do this is by correlating inputs or outputs with serial bus data being sent between the chip in question …

Gadget Freak Jr.: Manned Electric Helicopter

The “e-volo,” an electric-powered multicopter, took its first test flight in Germany last month. So called because it has 16 rotors, the 176-pound machine is powered by lithium-ion batteries. It broke into the mainstream press Thursday with a report on MSNBC.com. A quick online search reveals that Thomas Senkel, one of the developers, posted his own video right after the …