Penalties can range from cease-and-desist letters to fines up to $150,000 per instance under the Digital Millennium Copyright Act (DMCA).

Proteus 7.9 is a complete software suite for schematic capture, PCB layout, and mixed-mode SPICE simulation. Its standout feature is the ability to simulate firmware-based designs—particularly for microcontrollers like PIC, AVR, and 8051—directly on the schematic.