NEC announced that their MPEG decoder chip for digital set-top boxes (STBs), the µPD61128, has been integrated into an entry-level STB receiver from DIRECTV. A derivative of the µPD61126 MPEG decoder, ...
Quadrature encoders have many uses in position-sensing applications. This implementation uses a Xilinx complex programmable logic device (CPLD) to count the pulses ...