Bruce Shapiro got me to design and build the UBW (USB Bit Whacker) project to solve his problem of disappearing parallelports on computers.
Bruce Shapiro找我来搞了个UBW项目(使用usb接口的驱动板),以解决他电脑上没有并行接口的问题。
3
Systematic architecture, circuit design, and principles of the parallelports trans-forming circuit capable of driving multiple peripherals are discussed.