If you’ve ever looked into low-level parallel port access you may have learned that it only works with actual parallel port hardware, and not with USB parallel port adapters. But here’s a solution ...
The DAC8820 is a 16-bit, parallel input multiplying digital-to-analog converter (DAC) that operates in an input voltage range from 2.7 V to 5.5 V. The applied external reference input voltage VREF ...