While simulating an Arduino isn’t a new idea ... canned demo that uses digital and analog output. There is also another sample that uses the serial port. Unlike some other simulators, you ...

Not according to [techtoys], who has created an Arduino shield that creates an HDMI output from an SPI control input. This is a project that seems to have been around for a couple of years ...

This simple serial RS-232-to-discrete-output application and driver, based on Texas Instruments' 74LV8153, requires only a minimum of parts. The single-wire, RS-232 bit-compatible 74LV8153 ...